65803 (1996 GT) Planning


Background

65803 (1996 GT) was discovered by J. Montani and J.V. Scotti at Spacewatch on April 11, 1996.  
1996 GT will approach within 0.048 AU (18.5 lunar distances) on November 12.  It will be 
a strong radar target and we hope to image it with a range resolution as high as 1/8 usec.

Its absolute magnitude of 17.7 suggests that it is within a factor of two of about 
0.9 km in diameter.  The rotation period, optical albedo, and taxonomic class are unknown.
1996 GT will be well-positioned for photometry and vis-IR spectroscopy prior to the
radar tracks, so it is possible that the rotation period and taxonomic class 
will become known before the Goldstone tracks start.
Due to its size and the proximity of its orbit to that of Earth, 1996 GT has been 
classified as a "Potentially  Hazardous Asteroid" by the International 
Astronomical Union's Minor Planet Center.

These will be combined Goldstone and Arecibo observations.  Goldstone observations are
scheduled on November 13-15, which includes one day (Nov. 13) that overlaps
with 1990 OS and 1937 UB (Hermes).  Arecibo time has been scheduled for November 22-25.

Orbital and Physical Characteristics
 orbit type               Amor   
 semimajor axis           1.642 AU     
 eccentricity             0.383        
 inclination              3.40°       
 perihelion distance      1.013 AU     
 aphelion distance        2.271 AU     
 absolute magnitude (H)  17.7
 diameter                 0.5 to 1.8 km  
 rotation period          unknown
 pole direction           unknown
 lightcurve amplitude     unknown
 spectral class           unknown      

Last updated: 2003 November 17


Discovery


Discovery Announcement




M.P.E.C. 1996-H02                                Issued 1996 Apr. 16, 02:03 UT

     The Minor Planet Electronic Circulars contain information on unusual
         minor planets and routine data on comets.  They are published
   on behalf of Commission 20 of the International Astronomical Union by the
          Minor Planet Center, Smithsonian Astrophysical Observatory,
                          Cambridge, MA 02138, U.S.A.

             BMARSDEN@CFA.HARVARD.EDU or GWILLIAMS@CFA.HARVARD.EDU

                                    1996 GT

Observations:
     J96G00T* C1996 04 11.27921 12 56 33.81 -00 29 16.8          20.9 V      691
     J96G00T  C1996 04 11.30061 12 56 32.02 -00 29 07.7          20.2 V      691
     J96G00T  C1996 04 11.32209 12 56 30.18 -00 28 58.1          20.4 V      691
     J96G00T  C1996 04 12.23126 12 55 15.64 -00 22 34.0          21.3 V      691
     J96G00T  C1996 04 12.23771 12 55 15.12 -00 22 31.6          21.0 V      691
     J96G00T  C1996 04 12.24412 12 55 14.55 -00 22 28.4          21.4 V      691
     J96G00T  C1996 04 13.23066 12 53 54.35 -00 15 39.4          21.9 V      691
     J96G00T  C1996 04 14.32313 12 52 26.25 -00 08 15.5          21.9 V      691
     J96G00T  C1996 04 14.32934 12 52 25.74 -00 08 12.7          21.8 V      691
     J96G00T  C1996 04 14.33554 12 52 25.26 -00 08 10.5          21.9 V      691
     J96G00T  C1996 04 15.23536 12 51 13.98 -00 02 14.3          21.5 V      691
     J96G00T  C1996 04 15.24091 12 51 13.55 -00 02 12.2          21.4 V      691
     J96G00T  C1996 04 15.24698 12 51 13.06 -00 02 09.2          21.5 V      691
     J96G00T  C1996 04 15.41154 12 50 59.97 -00 01 04.4                      608
     J96G00T  C1996 04 15.43928 12 50 57.83 -00 00 54.3                      608

Observer details:
608 Haleakala-AMOS.  Observers A. Alday, K. Moore, M. Tranilla, T. Goggia,
    V. Razo, A. Sylva.  Measurers M. Ota, G. Fricke, J. Becker, J. Africano,
    P. Sydney, D. Nishimoto, D. O'Connell, P. Kervin, B. Kraszewski, V. Soo Hoo.
    1.2-m reflector + CCD.
691 Steward Observatory, Kitt Peak.  Observers J. Montani, J. V. Scotti.
    Measurer J. V. Scotti.  0.91-m Spacewatch telescope.

Orbital elements:
1996 GT
Epoch 1996 Apr. 7.0 TT = JDT 2450180.5                  Williams
M 129.74139              (2000.0)            P               Q
n   0.45438777     Peri.  327.60264     +0.81456244     -0.57670715
a   1.6756564      Node    67.74154     +0.54555084     +0.72505977
e   0.5163548      Incl.    3.86761     +0.19713526     +0.37642688
P   2.17           H    18.0          G   0.15
From 15 observations 1996 Apr. 11-15.

Ephemeris:
1996 GT                  a,e,i = 1.68, 0.52, 4                   q = 0.8104
Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase     V
1996 04 07    13 02.55   -01 00.8    1.397    2.395   174.1     2.5    20.9
1996 04 12    12 55.58   -00 24.1    1.415    2.408   169.2     4.5    21.1
1996 04 17    12 48.94   +00 09.1    1.442    2.420   163.1     6.9    21.2
1996 04 22    12 42.81   +00 38.0    1.475    2.432   156.9     9.3    21.4
1996 04 27    12 37.31   +01 02.1    1.515    2.443   150.7    11.6    21.6
1996 05 02    12 32.53   +01 20.9    1.561    2.454   144.8    13.7    21.7
1996 05 07    12 28.52   +01 34.5    1.612    2.464   139.0    15.6    21.8
1996 05 12    12 25.30   +01 42.9    1.667    2.473   133.4    17.3    22.0
1996 05 17    12 22.87   +01 46.3    1.727    2.482   128.0    18.7    22.1
1996 05 22    12 21.22   +01 44.9    1.791    2.490   122.9    20.0    22.2
1996 05 27    12 20.32   +01 38.9    1.857    2.497   117.9    21.0    22.4

Gareth V. Williams           (C) Copyright 1996 MPC           M.P.E.C. 1996-H02


SNR Calculation

HMag:           -17.7
Diameter:       0.912
Period:         4

                           ------------GOLDSTONE----------  -------------ARECIBO-----------
                                            Max                              Max
                                    Dat     Run    UTC               Dat     Run    UTC
    Date   RA  Decl Delta  Runs     SNR     SNR   Window    Runs     SNR     SNR   Window
2003 11  6   6 -38  0.054    55      83      11      -         0       0       0      -
2003 11  7   9 -37  0.052    88     120      13      -         0       0       0      -
2003 11  8  13 -35  0.051   114     154      15      -         0       0       0      -
2003 11  9  16 -32  0.050   138     191      17  4:35- 6:54    0       0       0      -
2003 11 10  20 -30  0.049   161     228      19  4:12- 7:35    0       0       0      -
2003 11 11  23 -27  0.049   181     263      21  3:53- 8:11    0       0       0      -
2003 11 12  26 -25  0.048   199     295      23  3:42- 8:41    0       0       0      -
2003 11 13  30 -22  0.048   215     321      24  3:36- 9:05    0       0       0      -
2003 11 14  33 -19  0.048   229     339      25  3:30- 9:30    0       0       0      -
2003 11 15  36 -16  0.049   241     347      25  3:17- 9:54    0       0       0      -
2003 11 16  38 -13  0.049   250     346      25  3:17-10:18    0       0       0      -
2003 11 17  41 -10  0.050   257     336      24  3:12-10:35    0       0       0      -
2003 11 18  44  -7  0.051   262     318      22  3:06-10:54    0       0       0      -
2003 11 19  46  -4  0.053   265     295      20  3:00-11:05    0       0       0      -
2003 11 20  48  -2  0.054   266     268      18  3:00-11:18   15     430     110      -
2003 11 21  50   1  0.056   265     240      16  2:53-11:30   39     770     140  3:17- 4:30
2003 11 22  52   3  0.058   263     212      14  2:53-11:41   50     890     150  3:06- 4:47
2003 11 23  54   5  0.060   260     186      13  2:47-11:54   56     890     130  3:00- 5:00
2003 11 24  56   7  0.063   256     162      11  2:47-12:00   59     810     110  3:00- 5:05
2003 11 25  58   9  0.065   252     140      10  2:42-12:11   61     730     100  2:53- 5:17
2003 11 26  59  11  0.068   247     120       8  2:42-12:18   61     640      90  2:53- 5:24
2003 11 27  61  12  0.071   241     103       7  2:36-12:24   61     550      75  2:53- 5:24
2003 11 28  62  14  0.074   235      88       6  2:36-12:30   60     480      65  2:53- 5:30
2003 11 29  63  15  0.077   230      76       5  2:30-12:30   59     410      56  2:53- 5:30
2003 11 30  64  16  0.080   224      65       5  2:30-12:35   58     350      49  2:53- 5:35
2003 12  1  65  18  0.083   218      55       4  2:30-12:41   56     300      43  2:53- 5:35
2003 12  2  66  19  0.087   212      47       4  2:23-12:41   54     260      37  2:53- 5:35
2003 12  3  67  20  0.090   206      41       3  2:23-12:48   52     220      32  2:53- 5:35
2003 12  4  68  20  0.094   200      35       3  2:17-12:48   50     190      28  2:53- 5:35
2003 12  5  69  21  0.098   195      30       2  2:17-12:48   49     160      25  2:53- 5:35
2003 12  6  70  22  0.101   189      26       2  2:12-12:48   47     140      22  2:47- 5:30
2003 12  7  70  23  0.105   184      22       2  2:12-12:48   45     120      19  2:47- 5:30
2003 12  8  71  23  0.109   179      19       2  2:06-12:54   43     100      17  2:47- 5:30
2003 12  9  72  24  0.113   173      17       1  2:06-12:54   41      90      15  2:47- 5:30
2003 12 10  72  25  0.117   169      15       1  2:00-12:54   40      80      13  2:47- 5:24

Arecibo SNRs reflects current system sensitivity, including the recent loss of one
klystron.


Goldstone Track Assignments

              

      UT       UT                       Duration
DOY  Date    TX Window   PST TX Window  (hh:mm)
---  ----    ---------   -------------  --------
317 Nov 13   04:00-08:45 20:00-00:45     4:45    Cancelled due to spacecraft emergency
318 Nov 14   05:05-09:10 21:05-01:10     4:05
319 Nov 15   04:30-09:30 20:30-01:30     5:00


Scheduled Arecibo Tracks
------------------------
      UT       UT                                                Duration
DOY  Date    TX Window   PST TX Window       AST TX Window       (hh:mm)
---  ----    ---------   -------------       -------------       --------
326  Nov 23  02:57-05:02 Nov 22 18:57-21:02  Nov 22 22:57-01:02   2:05
327  Nov 24  02:53-05:11 Nov 23 18:53-21:11  Nov 23 22:53-01:11   2:18
328  Nov 25  02:51-05:18 Nov 24 18:51-21:18  Nov 24 22:51-01:18   2:27
329  Nov 26  02:49-05:23 Nov 25 18:49-21:23  Nov 25 22:49-01:23   2:34


Sky Motion 

Uncertainties


From Horizons (2003 August 1): JPL solution # 9, # obs:136 (1996-2003)

 Date__(UT)__HR:MN     R.A._(a-appar)_DEC.         delta POS_3sigma  DOP_S-sig  DOP_X-sig  RT_delay-sig
 2003-Nov-12 00:00      26.31606 -24.75414  0.0481520460 26.6326489       1.13       4.04      0.002843
 2003-Nov-13 00:00      29.55508 -21.89513  0.0480301957 27.2294466       1.18       4.21      0.002531
 2003-Nov-14 00:00      32.67380 -18.95473  0.0481671384 27.6046045       1.22       4.36      0.002215
 2003-Nov-15 00:00      35.65915 -15.97600  0.0485657921 27.7435032       1.26       4.50      0.001905

 2003-Nov-22 00:00      52.46909   2.92522  0.0581924862 23.4541020       1.40       5.01      0.000950
 2003-Nov-23 00:00      54.31267   5.09207  0.0604081837 22.4612166       1.40       5.02      0.001061
 2003-Nov-24 00:00      56.03455   7.10710  0.0627944859 21.4603897       1.40       5.02      0.001188
 2003-Nov-25 00:00      57.64221   8.97482  0.0653391490 20.4696446       1.40       5.00      0.001318
 2003-Nov-26 00:00      59.14312  10.70183  0.0680308739 19.5023094       1.39       4.98      0.001443
 2003-Nov-27 00:00      60.54455  12.29601  0.0708593841 18.5677032       1.38       4.95      0.001559

- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - 

From Horizons (2003 September 23): JPL solution # 17, # obs:169 (1996-2003)

 2003-Nov-12 00:00      26.31264 -24.75501  0.0481533954 12.8087341       0.60       2.13      0.001906
 2003-Nov-13 00:00      29.55168 -21.89614  0.0480313893 13.2424422       0.61       2.20      0.001756
 2003-Nov-14 00:00      32.67044 -18.95586  0.0481681709 13.5684170       0.63       2.26      0.001602
 2003-Nov-15 00:00      35.65584 -15.97722  0.0485666607 13.7747476       0.65       2.33      0.001448

 2003-Nov-22 00:00      52.46645   2.92402  0.0581923362 12.2908531       0.72       2.58      0.000733
 2003-Nov-23 00:00      54.31013   5.09093  0.0604079238 11.8368960       0.73       2.60      0.000721
 2003-Nov-24 00:00      56.03211   7.10602  0.0627941261 11.3686352       0.73       2.61      0.000728
 2003-Nov-25 00:00      57.63987   8.97380  0.0653386988 10.8965996       0.73       2.61      0.000751
 2003-Nov-26 00:00      59.14087  10.70087  0.0680303424 10.4289044       0.73       2.62      0.000782
 2003-Nov-27 00:00      60.54239  12.29511  0.0708587796 9.97153085       0.73       2.62      0.000819

- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - 

From Horizons (2003 October 30): JPL solution # 18, # obs:173 (1996-2003)

 2003-Nov-12 00:00      26.31432 -24.75499  0.0481529527 9.85822860       0.54       1.94      0.001793
 2003-Nov-13 00:00      29.55335 -21.89607  0.0480310099 10.3052362       0.56       1.99      0.001666
 2003-Nov-14 00:00      32.67209 -18.95575  0.0481678561 10.6637056       0.57       2.04      0.001534
 2003-Nov-15 00:00      35.65747 -15.97707  0.0485664107 10.9210708       0.58       2.08      0.001399

 2003-Nov-22 00:00      52.46775   2.92416  0.0581924699 10.1081033       0.63       2.26      0.000683
 2003-Nov-23 00:00      54.31138   5.09105  0.0604080966 9.76139812       0.63       2.26      0.000648
 2003-Nov-24 00:00      56.03331   7.10612  0.0627943340 9.39716276       0.63       2.27      0.000632
 2003-Nov-25 00:00      57.64102   8.97389  0.0653389379 9.02500434       0.64       2.27      0.000632
 2003-Nov-26 00:00      59.14197  10.70094  0.0680306091 8.65246800       0.64       2.28      0.000644
 2003-Nov-27 00:00      60.54345  12.29517  0.0708590706 8.28524193       0.64       2.28      0.000666
 2003-Nov-28 00:00      61.85244  13.76512  0.0738150970 7.92743071       0.64       2.28      0.000692
 2003-Nov-29 00:00      63.07557  15.11961  0.0768905060 7.58184356       0.64       2.27      0.000721
 2003-Nov-30 00:00      64.21908  16.36734  0.0800781224 7.25026580       0.64       2.27      0.000751

- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - 

From Jon Giorgini (2003 November 11): 

    Prediction files for numbered asteroid 65803 (1996 GT) have 
been established at Goldstone on Stealth. With 176 usable optical 
observations spanning 1996-Apr-11 to 2003-Nov-1, solution #21 
formal 3-sigma X-band uncertainties are shown below:

      DATE          Pointing  X-band Dop     Delay  
                      (")         Hz         (sec)  
-----------------  ---------  ----------  ----------
12-NOV-2003 00:00      4.776       1.652    0.001256
13-NOV-2003 00:00      5.087       1.687    0.001202
14-NOV-2003 00:00      5.357       1.719    0.001144
15-NOV-2003 00:00      5.587       1.746    0.001083

Setups


Initial CW setup for the November 15 track:           

TX polarization           RCP
RCV polarization          LCP
Frequencies:              2
Dwell:                    20 seconds
Bandwidth:                4000 Hz 
Sampling interval:        2500 x 0.1 usec 
VME FFT for PSD files:    4096 for 0.9766-Hz resn


Possible ranging setups:
---------------------------------------------------------------------------

127 x 64 10-usec single sample

baud            10 usec
code            127
gates           127
FFT             64
CLT             11
ncoh            2
bandwidth       394 Hz   
resolution      6.15 Hz
TXOFF           +60 Hz -> echo will be centered at +9.75 bins or in bin 32+10 = 42
incoh sums      64 => 10.4 sec/record

---------------------------------------------------------------------------

127 x 64 11-usec single sample, 5.6-Hz resolution.

baud            11 usec
code            127
gates           127
PRP             1397
FFT             64
CLT             11
ncoh            2
bandwidth       357.9 Hz   
resolution      5.59 Hz
TXOFF           TBD
-------------------------------------------------------------------------

127 x 64 11-usec single sample, 11.2-Hz resolution

baud            11 usec
code            127
gates           127
PRP             1397
FFT             64
CLT             11
ncoh            1
bandwidth       715.8 Hz   
resolution      11.2 Hz
TXOFF           +60 -> echo would be centered at +5 bins w/perfect ephemeris

-------------------------------------------------------------------------

127 x 64 7-usec single sample
------------------------------
baud            7 usec
code            127
gates           127
PRP             889
FFT             64
CLT             11
ncoh            1
bandwidth       1124.9 Hz   
resolution      17.6 Hz
TXOFF           +60 -> echo would be centered at +3.4 bins w/perfect ephemeris

-------------------------------------------------------------------------

127 x 64 1-usec single sample
------------------------------
baud            1 usec
code            127
gates           127
PRP             127
FFT             64
CLT             13 & 14, about evenly divided
ncoh            15
bandwidth       525 Hz   
resolution      8.2 Hz
TXOFF           +50 -> echo would be centered at +6.1 bins w/perfect ephemeris

-------------------------------------------------------------------------------

0.125-usec ranging
------------------
setup           JX1XS001  
baud            0.125 usec
code            127
gates           127
FFT             64
ncoh            1968
bandwidth       32.008 Hz     
resolution      0.5001 Hz
TXOFF           6 Hz = 12 cells, => cell 44
incoh sums      4 looks=> 8 sec/record => expect records per run ~ RTT/8
CLT gate        34.8

_____________________________________________________________________
POSSIBLE RANGING SETUPS: (code=127, FFT=64, single-pol'n) 
   These are from JX, w/ max-band (min-acc) options from Ray Jurgens.
   Currently configured for 5-sec records.
_______________________________________________________________________
 Setup        Baud        RP         1-acc 1-acc      
            usec   m      usec        band   res    acc  band     res 
_______________________________________________________________________
 
JX1XS110  11.000 1650    1397.0      715.8  11.2      2   358     5.6
JX1XS070   7.000 1050     889.0     1124.9  17.6      3   375     5.9
                                                      
JX1XS020   2.000  300     254.0     3937.0  61.5     12   328     5.1
                                                      4   984    15.4 

JX1XS010   1.000  150     127.0     7874.0 123.0     41   192     3.0 
                                                      8   984    15.4 

JX1XS005   0.500   75      63.5    15748.0 246.1    123   128     2.0 
                                                     15  1050    16.4 

JX1XS002   0.250   37.5    31.75   31496.1 492.1    492    64     1.0
                                                     30  1050    16.4 
 
JX1XS001   0.125   18.75   15.875  62992.1 984.3   1970    32     0.5 
                                                     60  1050    16.4 
____________________________________________________________________


Instructions

NOTE: Data should be moved to the appropriate subdirectories in stealth:/export/data0/rosema/1996GT/raw/

1990 OS POINTING:


   OSOD and initial predicts have been set-up at
Goldstone on stealth:

   /export/data2/osod/ops/1996gt/PRDX.OUT.s25
                                /PUNCH.OUT.s25
                                /EPH.OUT.s25

The predicts are also available at:
   /export/data0/rosema/1996GT/support/PRDX.OUT.s25
                                      /PUNCH.OUT.s25
                                      /EPH.OUT.s25


POINTING  
                                                  TX Offsets    
Date (UTC)   DOY  hhmmss    RA       Dec   Macro  LHA      Dec    RTT  OSOD

2003 11 14   318  040000  33.1629 -18.4728  A                     48.1  21 
2003 11 14   318  050000  33.2793 -18.3506  A                     48.1
2003 11 14   318  060000  33.3944 -18.2274  A                     48.1
2003 11 14   318  070000  33.5089 -18.1034  A   -0.0015   0.0017  48.1
2003 11 14   318  080000  33.6235 -17.9784  A                     48.1
2003 11 14   318  090000  33.7391 -17.8526  A                     48.2
2003 11 14   318  100000  33.8562 -17.7261  A                     48.2

2003 11 15   319  040000  36.1262 -15.4907  A                     48.5  25
2003 11 15   319  050000  36.2372 -15.3679  A                     48.5
2003 11 15   319  060000  36.3467 -15.2444  A                     48.6
2003 11 15   319  070000  36.4556 -15.1202  A   -0.0014   0.0017  48.6
2003 11 15   319  080000  36.5646 -14.9954  A                     48.6
2003 11 15   319  090000  36.6743 -14.8699  A                     48.7
2003 11 15   319  100000  36.7854 -14.7439  A                     48.7


PRDX.OUT.s25 TRANSMITTER: STATION #14, RECEIVER: STATION #14 RECEIVER U.T. RANGE DOPPLER LHA DEC RA EL 2003 NOV 15 04:30 48.5383674711 -46104.377 328.2813 -15.4294 36.182 30.928 2003 NOV 15 04:40 48.5416323164 -47055.870 330.7697 -15.4089 36.200 32.109 2003 NOV 15 04:50 48.5449645407 -48026.744 333.2581 -15.3884 36.219 33.217 2003 NOV 15 05:00 48.5483654560 -49015.511 335.7466 -15.3679 36.237 34.247 2003 NOV 15 05:10 48.5518362575 -50020.644 338.2351 -15.3474 36.256 35.196 2003 NOV 15 05:20 48.5553780409 -51040.587 340.7236 -15.3268 36.274 36.058 2003 NOV 15 05:30 48.5589917887 -52073.755 343.2122 -15.3062 36.292 36.830 2003 NOV 15 05:40 48.5626783717 -53118.539 345.7008 -15.2856 36.310 37.508 2003 NOV 15 05:50 48.5664385468 -54173.304 348.1894 -15.2650 36.329 38.087 2003 NOV 15 06:00 48.5702729559 -55236.399 350.6781 -15.2444 36.347 38.565 2003 NOV 15 06:10 48.5741821217 -56306.155 353.1667 -15.2238 36.365 38.938 2003 NOV 15 06:20 48.5781664576 -57380.891 355.6554 -15.2031 36.383 39.204 2003 NOV 15 06:30 48.5822262482 -58458.915 358.1441 -15.1824 36.401 39.361 2003 NOV 15 06:40 48.5863616697 -59538.529 0.6328 -15.1617 36.419 39.409 2003 NOV 15 06:50 48.5905727686 -60618.032 3.1215 -15.1410 36.438 39.347 2003 NOV 15 07:00 48.5948594829 -61695.723 5.6102 -15.1202 36.456 39.175 2003 NOV 15 07:10 48.5992216205 -62769.902 8.0990 -15.0995 36.474 38.895 2003 NOV 15 07:20 48.6036588787 -63838.877 10.5877 -15.0787 36.492 38.508 2003 NOV 15 07:30 48.6081708364 -64900.965 13.0764 -15.0579 36.510 38.017 2003 NOV 15 07:40 48.6127569470 -65954.498 15.5651 -15.0371 36.528 37.425 2003 NOV 15 07:50 48.6174165552 -66997.819 18.0537 -15.0162 36.546 36.735 2003 NOV 15 08:00 48.6221488881 -68029.294 20.5424 -14.9954 36.565 35.951 2003 NOV 15 08:10 48.6269530585 -69047.309 23.0310 -14.9745 36.583 35.077 2003 NOV 15 08:20 48.6318280646 -70050.278 25.5196 -14.9536 36.601 34.117 2003 NOV 15 08:30 48.6367728023 -71036.639 28.0082 -14.9327 36.619 33.077 2003 NOV 15 08:40 48.6417860484 -72004.865 30.4967 -14.9118 36.638 31.960 2003 NOV 15 08:50 48.6468664845 -72953.461 32.9853 -14.8908 36.656 30.771 2003 NOV 15 09:00 48.6520126783 -73880.969 35.4737 -14.8699 36.674 29.514 2003 NOV 15 09:10 48.6572231015 -74785.972 37.9622 -14.8489 36.693 28.194 2003 NOV 15 09:20 48.6624961338 -75667.093 40.4506 -14.8279 36.711 26.814 2003 NOV 15 09:30 48.6678300516 -76523.003 42.9389 -14.8069 36.730 25.379

 

GOLDSTONE MASTERLOG

MASTERLOG ============================================================================== RCV file setup runs start -stop osod OFFSET TX Poln ------------------------------------------------------------------------------ November 14 CW 4 kHz, 2 hops, 20 s dwell, 4k FFT 10 051823-053355 21 none RCP 10 us x 12.3 Hz, 127 code, 64 FFT 5 055740-060458 21 +50 Hz RCP 11 us x 11.2 Hz, 127 code, 64 FFT 6 070530-071430 21 +50 Hz RCP 1 us x 4 Hz, 127 code, 64 FFT 12 075123-081009 23 +20 Hz RCP 0.5 us x 4 Hz, 127 code, 64 FFT 25 083002-091009 23 +20 Hz RCP ------------------------------------------------------------------------------ November 15 CW 4 kHz, 2 hops, 20 s dwell, 4k FFT 10 044424-050015 25 none RCP 0.5 us x 4 Hz, 127 code, 64 FFT 41 053015-063803 25 +30 Hz RCP 0.5 us x 4 Hz, 127 code, 64 FFT 12 072759-093035 25 +30 Hz RCP
November 15 OC VME CW spectrum November 15 OC 0.5 usec VME image ============================================================================== ASTROMETRY ========== 2003 11 14 06:40:00 R 48.1176887 10.0 8560.D6 -14 Benner, L.A.M. Correction of +760 usec to solution 21 from 10 us and 11 us ranging. 2003 11 14 08:00:00 R 48.139324 2.0 8560.D6 -14 Benner, L.A.M. Correction of -6 usec to solution 23 from 1.0 usec ranging. Echo is two gates deep; placed COM on trailing edge. 2003 11 15 06:00:00 R 48.570280 1.0 8560.D6 -14 Benner, L.A.M. Correction of +7 us to solution 25 from 1/2 us imaging. Echo is five gates deep; placed COM at trailing edge. ==============================================================================
Dr. Lance A. M. Benner | PHONE: (818) 354-7412 Mail Stop 300-233 | FAX: (818) 354-9476 Jet Propulsion Laboratory | email: lance@reason.jpl.nasa.gov Pasadena, CA 91109-8099 | Plan: To live long and prosper

Asteroid Radar Astronomy