Goldstone Radar Observations Planning: (348400) 2005 JF21
2005 JF21 was discovered on May 04, 2005 by Spacewatch. We do not know anything about this asteroid except that its absolute magnitude of 17.1 suggests a diameter within a factor of two of 1.2 km. This asteroid will approach within 0.051 AU (~20 lunar distances) on August 16, but it will be too far south for either Goldstone or Arecibo to observe on that date. Observations are scheduled at Goldstone on only one day: August 10. We are expecting SNRs at Goldstone strong enough for CW observations, ranging, and possibly coarse-resolution imaging. Observations at Arecibo dedicated to this object haven't been scheduled, but it will be observable during survey time scheduled on July 23. The encounter in 2015 wll be the closest approach by this object until August 2088 when it will pass within 0.056 au. 2005 JF21 will be a bright optical target: it will be brighter than 16th magnitude from early July until late September and reach a peak magnitude of about 12.5 in mid August. Consequently, the rotation period and spectral class may become available before the radar observations start. The Minor Planet Center has classified 2005 JF21 as a "Potentially Hazardous Asteroid." 2005 JF21 is an Amor class asteroids -- of which only ~10% are PHAs.
Orbital and Physical Characteristics Provisional Designation 2005 JF21 Asteroid number 348400 Discoverer Spacewatch Discovery date 2005 May 04 orbit type Amor Close approach date 2015 Aug 16 Close approach dist. 0.0517 au Close approach dist. 20.1 lunar distances semimajor axis 2.223 au eccentricity 0.536 inclination 10.87 deg perihelion distance 1.031 au aphelion distance 3.415 au Tisserand parameter 3.424 --> Asteroidal absolute magnitude (H) 17.1 diameter 1.2 km (+- a factor of two) optical albedo unknown rotation period unknown pole direction unknown Max. lightcurve amplitude unknown spectral class unknown PHA Last update: 2015 July 20
There doesn't seem to be a regular discovery announcement for this object. Instead, the Minor Planet Center posted an announcement linking this object with one that had been given a different designation. They turned out to be the same object that had been designated twice. Regular discovery announcements never appeared for either object. The first detection of 2005 JF21 was actually at Palomar by NEAT on 2002 Nov 19. 2005 JF21 = 2005 JU67 http://www.minorplanetcenter.net/mpec/K05/K05K19.html
SNR Calculations
GOLDSTONE SNRs Assumptions: D = 1.2 km, P = 2.2 h, OC radar albedo = 0.1 WK DOY start date window RA, dec dist runs SNR/day SNR/run 31 213 2015 Aug 1 01:25-09:06 272, -9 0.098 155 27 2 32 214 2015 Aug 2 01:28-08:57 272, -10 0.093 159 33 3 32 215 2015 Aug 3 01:33-08:47 272, -12 0.089 162 39 3 32 216 2015 Aug 4 01:40-08:37 273, -14 0.084 165 46 4 32 217 2015 Aug 5 01:48-08:25 273, -16 0.080 167 54 5 32 218 2015 Aug 6 01:59-08:11 274, -19 0.076 168 63 5 32 219 2015 Aug 7 02:13-07:54 275, -22 0.072 166 73 6 32 220 2015 Aug 8 02:32-07:34 276, -25 0.069 161 83 7 33 221 2015 Aug 9 02:59-07:07 277, -28 0.065 151 91 8 33 222 2015 Aug 10 03:43-06:25 278, -32 0.062 132 95 9 Scheduled Goldstone SNRs assume Ptx = 440 kW and Tsys = 18 K. The asteroid will be too far south for Goldstone after Aug 10. ARECIBO SNRs start date window RA, dec dist runs SNR/day SNR/run 2015 Jul 08 02:25-04:32 271, +6 0.229 16 16 4 2015 Jul 09 02:22-04:28 271, +6 0.223 16 18 5 2015 Jul 10 02:18-04:23 271, +6 0.217 17 20 5 2015 Jul 11 02:14-04:18 271, +6 0.211 17 22 6 2015 Jul 12 02:11-04:13 271, +6 0.205 17 24 6 2015 Jul 13 02:07-04:08 271, +5 0.199 18 27 7 2015 Jul 14 02:04-04:02 271, +5 0.193 18 30 8 2015 Jul 15 02:01-03:57 271, +5 0.188 18 33 9 2015 Jul 16 01:58-03:51 270, +4 0.182 18 37 9 2015 Jul 17 01:55-03:46 270, +4 0.176 18 41 11 2015 Jul 18 01:53-03:40 270, +4 0.171 18 45 12 2015 Jul 19 01:51-03:33 270, +3 0.165 18 49 13 2015 Jul 20 01:50-03:27 270, +3 0.160 18 54 14 2015 Jul 21 01:49-03:20 270, +2 0.154 17 57 15 2015 Jul 22 01:48-03:12 270, +2 0.149 16 60 16 2015 Jul 23 01:49-03:04 270, +1 0.144 15 63 18 2015 Jul 24 01:51-02:54 270, 0 0.138 13 63 19 2015 Jul 25 01:56-02:42 270, -1 0.133 10 59 19 Assumptions: Ptx = 900 kW, Tsys = 25 K
Track Assignments
DOY BOA BOT EOT EOA 222 0215 0345 0625 0655 DSS-14 GSSR AST 2005 JF21 Goldstone track: UT UT PDT Duration Round-trip DOY Date TX Window TX Window hh:mm time (sec) 222 Aug 10 0340-0625 2045-2325 Aug 9 2:40 62 Note that transmit authorization starts five minutes before the end of precal. Arecibo tracks: UT UT PDT Duration Round-trip DOY Date TX Window TX Window hh:mm time (sec) ...probably during the survey time on July 23...
Uncertainties
JPL/Horizons solution 108, # obs: 577 (2002-2015): Date__(UT)__HR:MN R.A._(a-appar)_DEC. delta POS_3sigma DOP_S_3sig DOP_X_3sig RT_delay_3sig 2015-Jul-20 00:00 *m 270.27847 2.74585 0.16039332631270 0.291 0.15 0.54 0.000394 2015-Jul-21 00:00 *m 270.26392 2.21599 0.15496154528979 0.305 0.15 0.55 0.000398 2015-Jul-22 00:00 *m 270.26415 1.63528 0.14958209626221 0.320 0.15 0.56 0.000401 2015-Jul-23 00:00 *m 270.28079 0.99927 0.14425529102925 0.336 0.16 0.57 0.000404 2015-Jul-24 00:00 *m 270.31564 0.30293 0.13898184232990 0.354 0.16 0.58 0.000408 2015-Jul-25 00:00 *m 270.37069 -0.45944 0.13376293115195 0.374 0.16 0.59 0.000411 2015-Jul-26 00:00 *m 270.44819 -1.29433 0.12860028674705 0.395 0.17 0.61 0.000415 2015-Jul-27 00:00 *m 270.55062 -2.20911 0.12349628353590 0.418 0.17 0.63 0.000419 2015-Jul-28 00:00 *m 270.68083 -3.21224 0.11845405951071 0.443 0.18 0.65 0.000422 2015-Jul-29 00:00 * 270.84208 -4.31338 0.11347766071025 0.471 0.19 0.68 0.000426 2015-Jul-30 00:00 * 271.03813 -5.52359 0.10857221556477 0.502 0.20 0.72 0.000429 2015-Jul-31 00:00 * 271.27340 -6.85556 0.10374414133888 0.536 0.21 0.76 0.000433 2015-Aug-01 00:00 * 271.55313 -8.32379 0.09900138315523 0.575 0.22 0.80 0.000436 2015-Aug-02 00:00 * 271.88364 -9.94484 0.09435368554230 0.617 0.24 0.86 0.000439 2015-Aug-03 00:00 * 272.27267 -11.73752 0.08981289838035 0.665 0.26 0.94 0.000441 2015-Aug-04 00:00 * 272.72977 -13.72296 0.08539332288215 0.718 0.28 1.02 0.000443 2015-Aug-05 00:00 * 273.26687 -15.92470 0.08111210523999 0.779 0.31 1.13 0.000445 2015-Aug-06 00:00 * 273.89909 -18.36838 0.07698968058752 0.848 0.35 1.27 0.000445 2015-Aug-07 00:00 * 274.64575 -21.08115 0.07305025380671 0.926 0.40 1.44 0.000445 2015-Aug-08 00:00 * 275.53192 -24.09049 0.06932227439270 1.015 0.45 1.64 0.000443 2015-Aug-09 00:00 * 276.59059 -27.42200 0.06583881901629 1.115 0.52 1.90 0.000440 2015-Aug-10 00:00 * 277.86597 -31.09611 0.06263773751606 1.227 0.60 2.20 0.000435 2015-Aug-11 00:00 * 279.41846 -35.12301 0.05976135092968 1.350 0.70 2.55 0.000427 2015-Aug-12 00:00 *m 281.33229 -39.49595 0.05725543302790 1.483 0.81 2.95 0.000417 2015-Aug-13 00:00 *m 283.72775 -44.18283 0.05516720245782 1.621 0.93 3.37 0.000404 2015-Aug-14 00:00 *m 286.78062 -49.11691 0.05354216656823 1.759 1.05 3.81 0.000389 2015-Aug-15 00:00 *m 290.75330 -54.18758 0.05241994817831 1.887 1.16 4.21 0.000372 - - - - - - - - - - - - - - - - - - - - JPL/Horizons solution 67, # obs: 302 (2002-2015): Date__(UT)__HR:MN R.A._(a-appar)_DEC. delta POS_3sigma DOP_S_3sig DOP_X_3sig RT_delay_3sig 2015-Jul-20 00:00 *m 270.27850 2.74585 0.16039323485599 2.881 0.85 3.08 0.001859 2015-Jul-21 00:00 *m 270.26396 2.21600 0.15496145252128 2.965 0.85 3.08 0.001889 2015-Jul-22 00:00 *m 270.26419 1.63529 0.14958200219713 3.055 0.84 3.07 0.001919 2015-Jul-23 00:00 *m 270.28083 0.99927 0.14425519568709 3.150 0.84 3.05 0.001948 2015-Jul-24 00:00 *m 270.31568 0.30293 0.13898174573513 3.250 0.83 3.03 0.001978 2015-Jul-25 00:00 *m 270.37074 -0.45944 0.13376283333489 3.357 0.83 3.00 0.002006 2015-Jul-26 00:00 *m 270.44823 -1.29432 0.12860018774500 3.470 0.82 2.96 0.002034 2015-Jul-27 00:00 *m 270.55066 -2.20911 0.12349618339449 3.592 0.80 2.92 0.002062 2015-Jul-28 00:00 *m 270.68088 -3.21224 0.11845395828571 3.722 0.79 2.86 0.002088 2015-Jul-29 00:00 * 270.84213 -4.31338 0.11347755846978 3.863 0.77 2.78 0.002113 2015-Jul-30 00:00 * 271.03818 -5.52359 0.10857211239210 4.016 0.74 2.70 0.002137 2015-Jul-31 00:00 * 271.27345 -6.85556 0.10374403733615 4.183 0.71 2.59 0.002160 2015-Aug-01 00:00 * 271.55318 -8.32379 0.09900127844815 4.366 0.68 2.47 0.002180 2015-Aug-02 00:00 * 271.88370 -9.94485 0.09435358028633 4.568 0.65 2.35 0.002197 2015-Aug-03 00:00 * 272.27273 -11.73752 0.08981279276844 4.792 0.62 2.24 0.002211 2015-Aug-04 00:00 * 272.72983 -13.72297 0.08539321715438 5.043 0.60 2.19 0.002221 2015-Aug-05 00:00 * 273.26694 -15.92471 0.08111199969542 5.327 0.63 2.28 0.002225 2015-Aug-06 00:00 * 273.89917 -18.36839 0.07698957559837 5.649 0.71 2.60 0.002223 2015-Aug-07 00:00 * 274.64583 -21.08117 0.07305014983503 6.017 0.89 3.23 0.002212 2015-Aug-08 00:00 * 275.53201 -24.09051 0.06932217200869 6.437 1.16 4.21 0.002190 2015-Aug-09 00:00 * 276.59068 -27.42204 0.06583871891694 6.917 1.53 5.55 0.002156 2015-Aug-10 00:00 * 277.86608 -31.09615 0.06263764054087 7.460 2.00 7.26 0.002105 2015-Aug-11 00:00 * 279.41857 -35.12306 0.05976125806838 8.066 2.57 9.33 0.002036 2015-Aug-12 00:00 *m 281.33242 -39.49601 0.05725534541270 8.724 3.23 11.73 0.001945 2015-Aug-13 00:00 *m 283.72790 -44.18289 0.05516712133168 9.412 3.95 14.36 0.001831 2015-Aug-14 00:00 *m 286.78080 -49.11697 0.05354209322204 10.095 4.69 17.06 0.001691 2015-Aug-15 00:00 *m 290.75351 -54.18765 0.05241988385680 10.723 5.39 19.61 0.001529 ********************************************************************************************** Apparent Magnitudes, Solar Elongations, Lunar Elongations, and Lunar Illumination: Date__(UT)__HR:MN R.A._(J2000.0)_DEC. APmag delta S-O-T /r T-O-M/Illu% 2015-Jun-12 00:00 273.00764 4.88513 16.98 0.41655974004992 149.1390 /L 106.4/ 24.4 2015-Jun-13 00:00 272.98175 5.04657 16.92 0.40819366865657 149.3543 /L 119.1/ 15.4 2015-Jun-14 00:00 272.94969 5.20298 16.86 0.39993498083948 149.5474 /L 131.3/ 8.2 2015-Jun-15 00:00 272.91162 5.35397 16.81 0.39178270397311 149.7179 /L 142.4/ 3.2 2015-Jun-16 00:00 272.86769 5.49915 16.75 0.38373573060352 149.8652 /L 151.3/ 0.6 2015-Jun-17 00:00 272.81811 5.63811 16.70 0.37579281003427 149.9888 /L 155.8/ 0.4 2015-Jun-18 00:00 272.76307 5.77043 16.64 0.36795254948065 150.0885 /L 153.9/ 2.5 2015-Jun-19 00:00 272.70282 5.89570 16.59 0.36021342348469 150.1641 /L 146.9/ 6.5 2015-Jun-20 00:00 272.63758 6.01347 16.53 0.35257378881541 150.2152 /L 137.7/ 12.3 2015-Jun-21 00:00 272.56763 6.12330 16.48 0.34503190161573 150.2420 /L 127.5/ 19.4 2015-Jun-22 00:00 272.49321 6.22472 16.42 0.33758593407707 150.2443 /L 116.9/ 27.6 2015-Jun-23 00:00 272.41461 6.31725 16.37 0.33023398899605 150.2225 /L 106.1/ 36.5 2015-Jun-24 00:00 272.33211 6.40041 16.31 0.32297411171084 150.1766 /L 95.3/ 45.8 2015-Jun-25 00:00 272.24602 6.47366 16.26 0.31580429982836 150.1070 /T 84.5/ 55.2 2015-Jun-26 00:00 272.15664 6.53649 16.20 0.30872251176410 150.0143 /T 73.6/ 64.6 2015-Jun-27 00:00 272.06427 6.58833 16.15 0.30172667547200 149.8989 /T 62.7/ 73.6 2015-Jun-28 00:00 271.96926 6.62860 16.09 0.29481469890276 149.7615 /T 51.9/ 81.8 2015-Jun-29 00:00 271.87191 6.65670 16.04 0.28798448367448 149.6028 /T 41.5/ 88.9 2015-Jun-30 00:00 271.77257 6.67197 15.99 0.28123394304874 149.4235 /T 32.3/ 94.6 2015-Jul-01 00:00 271.67157 6.67374 15.93 0.27456094760330 149.2246 /T 26.1/ 98.3 2015-Jul-02 00:00 271.56925 6.66129 15.88 0.26796365888014 149.0070 /T 25.8/ 99.8 2015-Jul-03 00:00 271.46595 6.63385 15.82 0.26144009159157 148.7717 /T 32.0/ 98.8 2015-Jul-04 00:00 271.36203 6.59060 15.77 0.25498844425703 148.5197 /T 42.0/ 95.1 2015-Jul-05 00:00 271.25785 6.53063 15.71 0.24860703287596 148.2521 /T 53.9/ 89.0 2015-Jul-06 00:00 271.15384 6.45301 15.65 0.24229428997019 147.9702 /T 66.6/ 80.7 2015-Jul-07 00:00 271.05042 6.35668 15.60 0.23604875184931 147.6751 /T 79.6/ 70.8 2015-Jul-08 00:00 270.94809 6.24055 15.54 0.22986903784339 147.3680 /T 92.7/ 59.8 2015-Jul-09 00:00 270.84739 6.10342 15.48 0.22375382682464 147.0504 /T 105.6/ 48.4 2015-Jul-10 00:00 270.74894 5.94399 15.42 0.21770183591905 146.7236 /T 118.2/ 37.2 2015-Jul-11 00:00 270.65339 5.76088 15.36 0.21171180469798 146.3890 /T 130.4/ 26.8 2015-Jul-12 00:00 270.56147 5.55259 15.30 0.20578248646533 146.0481 /T 141.5/ 17.7 2015-Jul-13 00:00 270.47398 5.31750 15.24 0.19991264718983 145.7025 /T 150.8/ 10.2 2015-Jul-14 00:00 270.39177 5.05386 15.18 0.19410107219170 145.3537 /T 156.2/ 4.8 2015-Jul-15 00:00 270.31576 4.75973 15.12 0.18834658052925 145.0033 /T 155.3/ 1.4 2015-Jul-16 00:00 270.24693 4.43304 15.05 0.18264804680404 144.6531 /T 148.8/ 0.2 2015-Jul-17 00:00 270.18632 4.07146 14.99 0.17700442970631 144.3048 /T 139.7/ 1.1 2015-Jul-18 00:00 270.13506 3.67246 14.92 0.17141480620216 143.9600 /T 129.3/ 3.9 2015-Jul-19 00:00 270.09432 3.23322 14.85 0.16587841006723 143.6208 /T 118.5/ 8.4 2015-Jul-20 00:00 270.06539 2.75059 14.78 0.16039467366817 143.2888 /T 107.6/ 14.5 2015-Jul-21 00:00 270.04965 2.22105 14.71 0.15496327247469 142.9660 /T 96.5/ 21.8 2015-Jul-22 00:00 270.04858 1.64066 14.64 0.14958417261158 142.6544 /T 85.4/ 30.0 2015-Jul-23 00:00 270.06380 1.00497 14.56 0.14425768265541 142.3558 /T 74.3/ 39.0 2015-Jul-24 00:00 270.09712 0.30895 14.48 0.13898451173479 142.0723 /T 63.0/ 48.5 2015-Jul-25 00:00 270.15050 -0.45310 14.40 0.13376583677186 141.8057 /T 51.6/ 58.2 2015-Jul-26 00:00 270.22616 -1.28765 14.31 0.12860338241793 141.5580 /T 40.2/ 67.8 2015-Jul-27 00:00 270.32659 -2.20209 14.23 0.12349951786505 141.3309 /T 28.9/ 76.9 2015-Jul-28 00:00 270.45460 -3.20487 14.14 0.11845737513855 141.1261 /T 18.8/ 85.1 2015-Jul-29 00:00 270.61344 -4.30564 14.04 0.11348099344322 140.9448 /T 14.2/ 92.0 2015-Jul-30 00:00 270.80684 -5.51547 13.95 0.10857549335872 140.7879 /T 20.3/ 97.0 2015-Jul-31 00:00 271.03919 -6.84705 13.85 0.10374728311172 140.6554 /T 31.9/ 99.6 2015-Aug-01 00:00 271.31570 -8.31488 13.75 0.09900429741045 140.5464 /T 45.3/ 99.5 2015-Aug-02 00:00 271.64265 -9.93555 13.64 0.09435626879511 140.4585 /T 59.2/ 96.5 2015-Aug-03 00:00 272.02772 -11.72784 13.53 0.08981503339798 140.3874 /T 73.5/ 90.8 2015-Aug-04 00:00 272.48036 -13.71294 13.42 0.08539487678709 140.3256 /T 87.7/ 82.8 2015-Aug-05 00:00 273.01245 -15.91438 13.31 0.08111292758494 140.2619 /T 101.8/ 73.1 2015-Aug-06 00:00 273.63895 -18.35785 13.19 0.07698960160356 140.1798 /T 115.5/ 62.3 2015-Aug-07 00:00 274.37906 -21.07056 13.08 0.07304908316487 140.0558 /T 128.8/ 51.1 2015-Aug-08 00:00 275.25765 -24.08003 12.97 0.06931980101207 139.8578 /T 141.5/ 40.1 2015-Aug-09 00:00 276.30750 -27.41201 12.86 0.06583481269628 139.5442 /T 152.9/ 29.7 2015-Aug-10 00:00 277.57253 -31.08706 12.76 0.06263195342216 139.0633 /T 161.5/ 20.6 2015-Aug-11 00:00 279.11275 -35.11559 12.67 0.05975353810869 138.3557 /T 162.9/ 12.9 2015-Aug-12 00:00 281.01192 -39.49115 12.60 0.05724534795337 137.3599 /T 156.5/ 6.8 2015-Aug-13 00:00 283.38970 -44.18200 12.56 0.05515462781638 136.0221 /T 147.0/ 2.7 2015-Aug-14 00:00 286.42118 -49.12190 12.53 0.05352693387447 134.3086 /T 136.9/ 0.5 2015-Aug-15 00:00 290.36810 -54.20084 12.54 0.05240196054373 132.2188 /T 127.1/ 0.2 2015-Aug-16 00:00 295.62697 -59.25630 12.58 0.05180892237856 129.7918 /T 118.1/ 1.8 2015-Aug-17 00:00 302.79075 -64.06323 12.64 0.05176250110578 127.1048 /T 110.1/ 5.2 2015-Aug-18 00:00 312.67371 -68.31990 12.74 0.05226049923787 124.2610 /T 103.5/ 10.1 2015-Aug-19 00:00 326.08335 -71.63829 12.86 0.05328395853796 121.3724 /T 98.4/ 16.5 2015-Aug-20 00:00 342.91069 -73.60001 12.99 0.05479971265511 118.5426 /L 94.7/ 24.1 2015-Aug-21 00:00 0.96212 -73.97841 13.14 0.05676456909657 115.8546 /L 92.3/ 32.7 2015-Aug-22 00:00 17.00521 -72.97537 13.29 0.05912996600229 113.3663 /L 91.0/ 42.1 2015-Aug-23 00:00 29.43748 -71.08531 13.45 0.06184611075357 111.1108 /L 90.4/ 52.0 2015-Aug-24 00:00 38.52836 -68.76772 13.61 0.06486505527650 109.1013 /L 90.1/ 62.1 2015-Aug-25 00:00 45.14032 -66.31819 13.76 0.06814260699913 107.3363 /L 89.9/ 72.0 2015-Aug-26 00:00 50.03380 -63.89766 13.91 0.07163925385531 105.8046 /L 89.2/ 81.2 2015-Aug-27 00:00 53.74342 -61.58566 14.06 0.07532038472379 104.4900 /L 87.9/ 89.2 2015-Aug-28 00:00 56.62376 -59.41707 14.19 0.07915607496694 103.3736 /L 85.9/ 95.3 2015-Aug-29 00:00 58.90917 -57.40298 14.32 0.08312064628385 102.4360 /L 83.0/ 99.0 2015-Aug-30 00:00 60.75703 -55.54216 14.44 0.08719214276147 101.6588 /L 79.5/ 99.9 2015-Aug-31 00:00 62.27533 -53.82720 14.56 0.09135180868538 101.0248 /L 75.6/ 97.7 2015-Sep-01 00:00 63.53990 -52.24790 14.66 0.09558361219171 100.5183 /L 71.8/ 92.7 2015-Sep-02 00:00 64.60519 -50.79308 14.76 0.09987383093701 100.1255 /L 68.3/ 85.2 2015-Sep-03 00:00 65.51107 -49.45157 14.86 0.10421069964460 99.8342 /L 65.6/ 75.9 2015-Sep-04 00:00 66.28731 -48.21270 14.95 0.10858411232256 99.6337 /L 64.0/ 65.5 2015-Sep-05 00:00 66.95653 -47.06658 15.03 0.11298537086316 99.5147 /L 63.8/ 54.6 2015-Sep-06 00:00 67.53618 -46.00411 15.11 0.11740697311553 99.4688 /L 64.8/ 43.8 2015-Sep-07 00:00 68.03992 -45.01710 15.19 0.12184243501129 99.4890 /L 67.2/ 33.6 2015-Sep-08 00:00 68.47858 -44.09814 15.26 0.12628614214384 99.5690 /L 70.7/ 24.3 2015-Sep-09 00:00 68.86083 -43.24062 15.32 0.13073322654072 99.7032 /L 75.2/ 16.3 2015-Sep-10 00:00 69.19373 -42.43858 15.38 0.13517946459498 99.8869 /L 80.3/ 9.7 2015-Sep-11 00:00 69.48300 -41.68673 15.44 0.13962119244811 100.1158 /L 86.0/ 4.7 2015-Sep-12 00:00 69.73340 -40.98030 15.50 0.14405523558217 100.3862 /L 92.0/ 1.5 2015-Sep-13 00:00 69.94887 -40.31504 15.55 0.14847884993075 100.6947 /L 98.2/ 0.1 2015-Sep-14 00:00 70.13270 -39.68715 15.60 0.15288967237806 101.0386 /L 104.3/ 0.5 2015-Sep-15 00:00 70.28767 -39.09317 15.65 0.15728567900965 101.4151 /L 110.2/ 2.6 2015-Sep-16 00:00 70.41613 -38.53005 15.69 0.16166514984856 101.8220 /L 115.6/ 6.5 2015-Sep-17 00:00 70.52010 -37.99498 15.73 0.16602663903346 102.2572 /L 120.3/ 12.0 2015-Sep-18 00:00 70.60128 -37.48546 15.77 0.17036894948311 102.7189 /L 123.9/ 18.9 2015-Sep-19 00:00 70.66117 -36.99922 15.81 0.17469111109009 103.2054 /L 126.0/ 27.0 2015-Sep-20 00:00 70.70104 -36.53418 15.85 0.17899236146500 103.7152 /L 126.4/ 36.3
Setups
CW setup: --------------------------------------------------------------------------- TX polarization RCP RCV polarization LCP & RCP Frequency hops: no hopping Bandwidth: 5000 Hz TXoffset +500 Hz FFT for PFS files: 10,000 for 0.5 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 col 81) --------------------------------------------------------------------------- 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 82) ---------------------------------------------------------------------
Instructions
NOTE: Data should be moved to the appropriate subdirectories in aardvark:/export/data0/a348400/raw/
POINTING:
OSOD and predicts will be on aardvark: ...not available yet... POINTING TX Offsets Date (UTC) DOY hhmmss RA Dec Macro LHA Dec RTT OSOD ... to be added ... Transmit offsets are given in millidegrees.
PRDX.OUT.14f-14-14.?? TRANSMITTER: STATION #14, RECEIVER: STATION #14 RECEIVER U.T. RANGE DOPPLER LHA DEC RA EL
2005 JF21 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 183-601 | 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/2005JF21/2005JF21_planning.html
Asteroid Radar Astronomy
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