2013 FB8 Goldstone Radar Observations Planning


Background


2013 FB8 was discovered by the Catalina Sky Survey on March 19, 2013.  Its physical characteristics are
effectivley unknown except for its absolute magnitude of 24.9, which suggests a diameter within a factor
of two of about 30 meters.

This asteroid will approach within 0.0108 AU (4.2 lunar distances) March 30.  It should be 
a relatively strong radar target at Goldstone. 

We have one very short track to observe it at Goldstone on March 30 from 05:45-07:00 Z (22:45-0000 March 29-30 PDT).

One very short track is also scheduled at Arecibo on April 1.

Thank you to everyone who helped obtain astrometry for this asteroid!  

Orbital and Physical Characteristics  
 orbit type               Apollo
 semimajor axis           1.343 AU
 eccentricity             0.320
 inclination              2.0 deg
 perihelion distance      0.914 AU
 aphelion distance        1.773 AU
 absolute magnitude (H)   24.9
 diameter                 33 m +- a factor of two
 rotation period          unknown
 pole direction           unknown
 lightcurve amplitude     unknown
 spectral class           unknown 

Last update: 2013 Mar 29

Discovery MPEC

M.P.E.C. 2013-F34                                Issued 2013 Mar. 20, 17:08 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.

             Prepared using the Tamkin Foundation Computer Network

                              MPC@CFA.HARVARD.EDU
            URL http://www.minorplanetcenter.net/    ISSN 1523-6714

                                   2013 FB8

Observations:
     K13F08B* C2013 03 19.32271 11 59 27.24 +21 51 21.3          19.7 VuEF034703
     K13F08B  C2013 03 19.32498 11 59 27.49 +21 51 28.8          19.8 VuEF034703
     K13F08B  C2013 03 19.32722 11 59 27.67 +21 51 36.3          19.6 VuEF034703
     K13F08B  C2013 03 19.32946 11 59 27.85 +21 51 42.8          19.5 VuEF034703
     K13F08B KC2013 03 19.34634 11 59 27.50 +21 52 11.1          19.3 RqEF034H36
     K13F08B KC2013 03 19.35032 11 59 27.92 +21 52 21.5          19.7 RqEF034H36
     K13F08B KC2013 03 19.35839 11 59 28.88 +21 52 46.1          18.5 RqEF034H36
     K13F08B KC2013 03 19.39263211 59 32.08 +21 54 20.9          19.8 VuEF034H21
     K13F08B KC2013 03 19.40091911 59 33.13 +21 54 44.5          19.7 VuEF034H21
     K13F08B KC2013 03 19.40573111 59 33.74 +21 54 58.6          19.6 VuEF034H21
     K13F08B KC2013 03 19.87187 12 01 07.20 +22 20 01.3          19.7 VtEF034A44
     K13F08B KC2013 03 19.88007 12 01 08.33 +22 20 30.0          19.7 VtEF034A44
     K13F08B KC2013 03 19.88827 12 01 09.46 +22 20 58.7          19.5 VtEF034A44
     K13F08B KC2013 03 19.89722 12 01 10.68 +22 21 29.9          19.7 VtEF034A44
     K13F08B KC2013 03 20.19822 12 02 11.11 +22 39 29.8          19.0 RoEF034291
     K13F08B KC2013 03 20.19937 12 02 11.26 +22 39 34.3          18.9 RoEF034291
     K13F08B KC2013 03 20.20052 12 02 11.43 +22 39 39.4          19.3 RoEF034291

Observer details:
291 LPL/Spacewatch II.  Observer T. H. Bressi.  1.8-m f/2.7 reflector + CCD.
703 Catalina Sky Survey.  Observer R. E. Hill.  Measurers A. Boattini,
    E. J. Christensen, A. R. Gibbs, A. D. Grauer, R. E. Hill, J. A. Johnson,
    R. A. Kowalski, S. M. Larson, R. H. McNaught, F. C. Shelly.  0.68-m
    Schmidt + CCD.
A44 Altschwendt.  Observer W. Ries.  0.45-m f/4.5 reflector + CCD.
H21 Astronomical Research Observatory, Westfield.  Observer R. Holmes.
    Measurers S. Foglia, L. Buzzi, T. Linder, T. Vorobjov.  0.76-m f/3.0
    astrograph + CCD.
H36 Sandlot Observatory, Scranton.  Observer G. Hug.  0.56-m reflector + CCD.

Orbital elements:
2013 FB8                                                 Earth MOID = 0.0104 AU
Epoch 2013 Apr. 18.0 TT = JDT 2456400.5                 MPC
M 345.93052              (2000.0)            P               Q
n   0.63205741     Peri.  213.72622     -0.50468421     +0.86314387
a   1.3447195      Node    25.97502     -0.78344461     -0.44982265
e   0.3214343      Incl.    2.17586     -0.36264085     -0.22943898
P   1.56           H   24.9           G   0.15           U   8
Residuals in seconds of arc
130319 703  0.3-  0.4+    130319 H36  0.7+  1.0-    130319 A44  0.2+  0.1-
130319 703  0.0   1.0+    130319 H21  0.4+  0.3-    130319 A44  0.2+  0.2-
130319 703 (0.6-  1.6+)   130319 H21  0.1+  0.7-    130320 291  0.0   0.3-
130319 703  1.2-  1.2+    130319 H21  0.2-  0.4-    130320 291  0.2-  0.2-
130319 H36  0.3+  0.3-    130319 A44  0.2+  0.2+    130320 291  0.1-  0.6+
130319 H36 (0.0   1.7-)   130319 A44  0.1+  0.1+

Ephemeris:
2013 FB8                 a,e,i = 1.34, 0.32, 2                   q = 0.9125
Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase     V
2013 02 18    11 33 44.3 +13 12 59   0.2106  1.1867   158.5    17.8    22.8
...
2013 03 05    11 42 19.6 +15 38 27   0.1234  1.1121   166.4    12.1    21.3
...
2013 03 13    11 48 37.3 +18 07 33   0.08283 1.0739   164.4    14.5    20.5
...
2013 03 19    11 58 36.3 +21 35 33   0.05447 1.0466   159.0    19.9    19.7
2013 03 20    12 01 25.8 +22 28 39   0.04989 1.0422   157.8    21.2    19.5
2013 03 21    12 04 52.4 +23 31 02   0.04535 1.0378   156.3    22.7    19.3
...
2013 03 27    13 07 26.8 +38 03 07   0.01967 1.0125   138.2    41.1    18.0
...
2013 04 04    22 23 59.1 +09 40 58   0.02285 0.9819    37.0   142.2    23.8
...
2013 04 19    23 19 49.6 -07 08 01   0.09100 0.9376    41.0   135.3    25.8

A. U. Tomatic                (C) Copyright 2013 MPC           M.P.E.C. 2013-F34

SNR Calculation

Target Name:   2013 FB8

D = 0.03 km  
Period = 0.5 h  (we assume a relatively rapid rotation in order to estimate conservative SNRs)  
OC albedo = 0.1
    
                    UTC                              #      SNR/   SNR/
w  DOY start date   rise  set      RA, dec   dist   runs    day    run
13  85 2013 Mar 26  02:28-14:27   193, +35  0.022    878     27      1   Observable at Arecibo
13  86 2013 Mar 27  02:34-15:07   199, +40  0.019   1084     58      2   Too far north for Arecibo
13  87 2013 Mar 28  02:50-16:21   211, +46  0.015   1379    130      4   Too far north for Arecibo
13  88 2013 Mar 29  03:35-18:35   234, +53  0.012   1763    300      8   Too far north for Arecibo
13  89 2013 Mar 30  05:42-20:57   274, +53  0.011   1944    460     10   Too far north for Arecibo
13  90 2013 Mar 31  08:47-21:54   306, +40  0.012   1642    330      9   Too far north for Arecibo
14  91 2013 Apr 01  10:39-22:10   321, +27  0.014   1262    160      5   Observable at Arecibo
14  92 2013 Apr 02  11:40-22:13   329, +18  0.017    972     70      2
14  93 2013 Apr 03  12:16-22:11   334, +12  0.021    771     32      1

Goldstone SNRs assume Ptx = 440 kW 


Arecibo SNRs  : Tsys = 25 K,  P = 800 kW,  elev >= 70.31 deg 

 start date    window       RA, dec   dist    runs        SNR   SNR/run
------------------------------------------------------------------------
2013 Mar 23  03:23-05:58   184, +27  0.036     127         48         4
2013 Mar 24  03:30-05:58   186, +28  0.031     136         77         7
2013 Mar 25  03:43-05:57   189, +31  0.027     145        120        11
2013 Mar 26  04:09-05:53   192, +34  0.023     131        180        17
...to far north for Arecibo to track from March 27-31...
2013 Apr 01  11:53-14:22   320, +29  0.014     299       1600        96
2013 Apr 02  12:13-15:02   329, +19  0.017     280        820        51
2013 Apr 03  12:35-15:13   334, +13  0.020     219        390        28
2013 Apr 04  12:54-15:14   337,  +8  0.024     163        190        16
2013 Apr 05  13:10-15:09   340,  +5  0.029     120         93         9
2013 Apr 06  13:25-15:01   342,  +3  0.033      86         45         5
2013 Apr 07  13:39-14:50   343,  +1  0.037      55         21         3
2013 Apr 08  13:56-14:35   344,  -1  0.042      27          9         2


Track Assignments


Goldstone track:

*DAY START BOT  EOT  END FACILITY USER   ACTIVITY        
 089 0430 0600 0700 0730  DSS-14  GSSR   AST 2013 FB8 

         UT         UT          PST                   Duration   Round-trip     
 DOY     Date       TX Window   TX Window             hh:mm      time (sec)   SNR/Run 
 ---     ----       ---------   ---------             ---------  ---------    -------
 089     Mar 30     0545-0700   2245-0000 Mar 29-30    1:15        11          10
 
NOTE: TXON in the table above corresponds to when transmit authorization starts, and is 15 min before the end of precal time.


Arecibo track:
  91     Apr 01     1300-1422   0600-0722 Apr 01       1:22        14          96


Uncertainties

From Jon Giorgini, 2013 Mar 29, Solution 12:

New astrometry on 2013 FB8 last night extended the data arc to
145 measurements Mar 19-28. Orbit solution #12 was computed and
found to have these 3-sigma X-band uncertainties:

Date__(UT)__HR:MN  POS_3sigma   DOP_X_3sig  RT_delay_3sig
2013-Mar-30 05:00       9.991       154.25       0.020989
2013-Mar-30 06:00      10.243       140.21       0.020928
2013-Mar-30 07:00      10.481       126.07       0.020873

- - - - - - - - - - - - - -
 
From Jon Giorgini, 2013 Mar 28, Solution 10:

Based on 139 optical measurments (Mar 19-27, 2013),
2013 FB8 orbit solution #10 was estimated. OSOD with nominal
14f-14-14 and 14v-14-14 predicts has been established on 
aardvark in the /2013fb8 sub-directory. 

Formal 3-sigma X-band uncertainties for .s10 during the
allocated tracked (1 hour intervals):

 Date__(UT)__HR:MN  POS_3sigma   DOP_X_3sig  RT_delay_3sig
 2013-Mar-30 05:00      17.600       175.48       0.023009
 2013-Mar-30 06:00      18.042       160.55       0.022939
 2013-Mar-30 07:00      18.452       145.53       0.022876

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

From Horizons, 2013 Mar 28, Solution 8, # obs: 139 (8 days)

 Date__(UT)__HR:MN     R.A._(J2000.0)_DEC.            delta POS_3sigma  DOP_S_3sig  DOP_X_3sig  RT_delay_3sig
 2013-Mar-29 00:00 *   222.59553  50.20900 0.01319292605121      5.378      129.94      472.26       0.024583
 2013-Mar-30 00:00 *   253.81752  54.23879 0.01124343271824     12.035       60.89      221.30       0.021027
 2013-Mar-31 00:00 *   290.31229  47.75945 0.01094389564423     19.137       32.66      118.71       0.020467
 2013-Apr-01 00:00 *   312.85163  34.73242 0.01241526810629     21.272      110.91      403.10       0.023126
 2013-Apr-02 00:00 *   324.58652  23.49456 0.01515201978229     19.732      159.52      579.77       0.028114
 2013-Apr-03 00:00 *   331.26197  15.60558 0.01860666623172     17.597      186.36      677.30       0.034441
 2013-Apr-04 00:00 *   335.47849  10.18339 0.02245372175358     15.868      201.54      732.49       0.041509
 2013-Apr-05 00:00 *   338.36717   6.35165 0.02652695059042     14.604      210.75      765.97       0.049007
 2013-Apr-06 00:00 *   340.47053   3.54533 0.03074081735887     13.690      216.79      787.90       0.056776

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

From Horizos, 2013 Mar 27, Solution 7, # obs: 110 (7 days)

 Date__(UT)__HR:MN     R.A._(J2000.0)_DEC.            delta POS_3sigma  DOP_S_3sig  DOP_X_3sig  RT_delay_3sig
 2013-Mar-29 00:00 *   222.59492  50.20856 0.01318782093701     14.298      148.78      540.73       0.028133
 2013-Mar-30 00:00 *   253.81576  54.23850 0.01123906902407     29.583       70.38      255.77       0.024062
 2013-Mar-31 00:00 *   290.31024  47.75983 0.01093955219748     43.845       43.97      159.82       0.023416
 2013-Apr-01 00:00 *   312.85024  34.73309 0.01241021227988     45.681      129.58      470.94       0.026479
 2013-Apr-02 00:00 *   324.58561  23.49512 0.01514576298041     39.824      184.01      668.79       0.032224
 2013-Apr-03 00:00 *   331.26135  15.60596 0.01859894334551     33.487      214.22      778.59       0.039500
 2013-Apr-04 00:00 *   335.47804  10.18364 0.02244438984054     28.617      231.38      840.93       0.047616
 2013-Apr-05 00:00 *   338.36684   6.35179 0.02651592684653     25.116      241.80      878.83       0.056221
 2013-Apr-06 00:00 *   340.47028   3.54539 0.03072804952062     22.595      248.65      903.70       0.065133

The pointing uncertainties shrank by slightly more than another factor of two relative to solution 6.
This may be good enough, but more astrometry would still improve the pointing and it will
definitely improve the Doppler and time-delay uncertainties.

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

From Horizons, 2013 Mar 26, Solution 6, # obs: 65 (6 days)

 Date__(UT)__HR:MN     R.A._(J2000.0)_DEC.            delta POS_3sigma  DOP_S_3sig  DOP_X_3sig  RT_delay_3sig
 2013-Mar-29 00:00 *   222.59456  50.20811 0.01318866191601     37.473      241.66      878.31       0.046135
 2013-Mar-30 00:00 *   253.81439  54.23808 0.01123978488582     72.374      123.03      447.13       0.039413
 2013-Mar-31 00:00 *   290.30840  47.75996 0.01094018806228    102.328       74.56      270.99       0.038010
 2013-Apr-01 00:00 *   312.84882  34.73355 0.01241084244798    103.093      202.21      734.94       0.042560
 2013-Apr-02 00:00 *   324.58455  23.49560 0.01514646555451     87.616      290.24     1054.86       0.051532
 2013-Apr-03 00:00 *   331.26050  15.60637 0.01859977255350     72.179      340.20     1236.43       0.063050
 2013-Apr-04 00:00 *   335.47734  10.18398 0.02244537769197     60.618      368.77     1340.29       0.075969
 2013-Apr-05 00:00 *   338.36622   6.35208 0.02651709212273     52.402      386.17     1403.52       0.089701
 2013-Apr-06 00:00 *   340.46973   3.54564 0.03072940378074     46.516      397.57     1444.93       0.103942

Astrometry reported after we requested more help via the MPML shrank the pointing uncertainties
by about a factor of two.  We still need more astrometry though.

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

From Horizons, 2013 Mar 25: Solution 5, # obs: 61 (5 days)

 Date__(UT)__HR:MN     R.A._(J2000.0)_DEC.            delta POS_3sigma  DOP_S_3sig  DOP_X_3sig  RT_delay_3sig
 2013-Mar-29 00:00 *   222.59941  50.20937 0.01318663031991     84.579      275.23     1000.32       0.052531
 2013-Mar-30 00:00 *   253.82466  54.23785 0.01123813842775    153.325      151.45      550.44       0.044848
 2013-Mar-31 00:00 *   290.31863  47.75587 0.01093907230551    206.440      137.43      499.47       0.043268
 2013-Apr-01 00:00 *   312.85533  34.72806 0.01241020679571    199.626      255.69      929.30       0.048751
 2013-Apr-02 00:00 *   324.58878  23.49072 0.01514609914558    163.574      343.60     1248.81       0.059373
 2013-Apr-03 00:00 *   331.26352  15.60240 0.01859949367693    130.318      395.60     1437.78       0.072819
 2013-Apr-04 00:00 *   335.47967  10.18074 0.02244507471524    106.117      426.05     1548.45       0.087778
 2013-Apr-05 00:00 *   338.36812   6.34937 0.02651670022589     89.161      444.85     1616.78       0.103612
 2013-Apr-06 00:00 *   340.47134   3.54332 0.03072888420321     77.110      457.29     1661.99       0.119998

We are expecting additional optical astrometry that should shrink the uncertainties significantly.

**********************************************************************************************

Apparent Magnitudes, Solar Elongations, Lunar Elongations, and Lunar Illumination:

 Date__(UT)__HR:MN     R.A._(J2000.0)_DEC.            delta  APmag    S-O-T /r  T-O-M/Illu%
 2013-Mar-25 00:00     187.85099  30.54531 0.02784072865649  18.50 147.5289 /L   40.3/ 93.2
 2013-Mar-26 00:00     191.32637  33.68901 0.02372375611131  18.26 143.6912 /L   40.1/ 97.5
 2013-Mar-27 00:00     196.66063  37.90638 0.01979901608112  18.01 138.3578 /L   44.7/ 99.7
 2013-Mar-28 00:00     205.64515  43.56250 0.01619892073145  17.78 130.5194 /L   53.3/ 99.5
 2013-Mar-29 00:00     222.49231  50.38129 0.01318570548733  17.67 118.5608 /L   64.6/ 96.7
 2013-Mar-30 00:00     253.84270  54.45475 0.01123785233145  17.88 100.9546 /L   76.0/ 91.3
 2013-Mar-31 00:00     290.48949  47.94725 0.01093913516157  18.69  79.5817 /L   82.6/ 83.8
 2013-Apr-01 00:00     313.02566  34.86629 0.01241017126561  20.07  60.9113 /L   80.4/ 74.3
 2013-Apr-02 00:00     324.72475  23.59281 0.01514566649776   n.a.  48.5426 /L   71.8/ 63.6
 2013-Apr-03 00:00     331.37195  15.68182 0.01859854735823   n.a.  41.3625 /L   60.2/ 52.3
 2013-Apr-04 00:00     335.56859  10.24515 0.02244358041554   n.a.  37.4081 /L   47.5/ 41.0
 2013-Apr-05 00:00     338.44304   6.40328 0.02651465153813   n.a.  35.3273 /L   34.6/ 30.2
 2013-Apr-06 00:00     340.53588   3.58952 0.03072628367598   n.a.  34.3352 /L   21.5/ 20.6
 2013-Apr-07 00:00     342.13278   1.45995 0.03503223677841   n.a.  33.9893 /L  8.723/ 12.5
 2013-Apr-08 00:00     343.39739  -0.19713 0.03940613303076   n.a.  34.0378 /L  5.113/  6.3
 2013-Apr-09 00:00     344.42975  -1.51632 0.04383223044315   n.a.  34.3337 /L   17.4/  2.2
 2013-Apr-10 00:00     345.29430  -2.58621 0.04830079739729   n.a.  34.7885 /L   29.9/  0.2


Setups


We don't know anything about the spin state of 2013 FB8, so we're going 
to start with a standard CW setup in the hope that it produces an echo
quickly and resolves it in frequency.  In addition, the 3-sigma Doppler 
uncertainties are less than 180 Hz so our standard 4 kHz setup will be ideal.

TX polarization           RCP
RCV polarization          LCP & RCP
Frequency hops:           no hops 
Bandwidth:                4000 Hz
TX Offset:               +1000 Hz 
Sampling interval:        2500 x 0.1 usec
PFS FFT:                  4096 for 0.98-Hz resolution 


Ranging setups:
---------------------------------------------------------------------------
10-usec
baud             10 usec
code            127
PRP            1270 usec
FFT             128   
ncoh              1 
bandwidth       787 Hz   
resolution      6.15 Hz
TXOFF          +100Hz  (echo in bin 64+16=80)
---------------------------------------------------------------------------
11-usec 
baud             11 usec
code            127
PRP            1397 usec
FFT             128  
ncoh              1 
bandwidth       716 Hz   
resolution      5.6 Hz
TXOFF          +100 Hz  (echo in bin 64+18=82) 
-------------------------------------------------------------------------
1-usec 
baud            1 usec
code            255
FFT             128
ncoh             6
bandwidth        654 Hz   
resolution       5.1 Hz
TXOFF           +80 Hz -> echo would be centered at 64 + 16 = 80

We're going to attempt 20 MHz chirping on Mar 9/10 track.  
If the SNRs are sufficiently strong, we hope to try 40 MHz chirping. 

20 MHz chirp:
-------------
sample clock at 40 MHz, prp 50 us, offset +40 Hz, 2000 bins in delay, FFT=500, ncoh=40  (0.025usx1 Hz)

40 MHz chirp:
-------------
sample clock at 40 MHz, prp 50 us, offset +40 Hz, 2000 bins in delay, FFT=500, ncoh=40  (0.025usx1 Hz)


_____________________________________________________________________
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 aardvark:/export/data0/2013FB8/raw/

2013 FB8 POINTING:

  OSOD and predicts are aardvark:

Monostatic with the new waveform generator:
/export/data3/osod/ops/2013fb8/PRDX.OUT.14v-14-14.s12
                              /PUNCH.OUT.14v-14-14.s12
                              /EPH.OUT.s12

POINTING 
                                                       TX Offsets    
Date (UTC)   DOY  hhmmss    RA        Dec      Macro   LHA     Dec  RTT    OSOD
2013 03 30   089  050000   262.2885   53.9619    A                  10.99  s12  
2013 03 30   089  060000   263.9462   53.8600    A   -5.00  -0.40   10.95
2013 03 30   089  070000   265.5855   53.7371    A                  10.92   

Transmit offsets are given in millidegrees.  


PRDX.OUT.14f-14-14.s12 TRANSMITTER: STATION #14, RECEIVER: STATION #14 RECEIVER U.T. RANGE DOPPLER LHA DEC RA EL 2013 MAR 30 05:40 10.9669889342 89086.865 252.4957 53.8962 263.395 18.899 2013 MAR 30 05:50 10.9607832181 87979.970 254.7269 53.8784 263.671 19.980 2013 MAR 30 06:00 10.9546557092 86855.313 256.9587 53.8600 263.946 21.080 2013 MAR 30 06:10 10.9486076576 85712.728 259.1909 53.8410 264.221 22.200 2013 MAR 30 06:20 10.9426403265 84552.065 261.4237 53.8214 264.495 23.338 2013 MAR 30 06:30 10.9367549876 83373.201 263.6570 53.8013 264.768 24.494 2013 MAR 30 06:40 10.9309529204 82176.032 265.8909 53.7805 265.041 25.667 2013 MAR 30 06:50 10.9252354110 80960.478 268.1254 53.7591 265.314 26.856 2013 MAR 30 07:00 10.9196037502 79726.480 270.3604 53.7371 265.585 28.061

2013 FB8 GOLDSTONE MASTERLOG

============================================================================== Receive TX Setup hops dwell code ncoh FFT runs start -stop OSOD offset Poln Notes ------------------------------------------------------------------------------
Dr. Lance A. M. Benner | PHONE: (818) 354-7412 Mail Stop 183-610 | FAX: (818) 393-4445 Jet Propulsion Laboratory | email: lance.benner@jpl.nasa.gov California Institute of Technology | Plan: To live long and prosper Pasadena, CA 91109-8099 http://echo.jpl.nasa.gov/asteroids/2013FB8/2013FB8_planning.html

Asteroid Radar Astronomy
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