38071 (1999 GU3)

NEO PHA MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS ⇩ Radar
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.5069838195 ± 4.54e-09
Semi-major axis (a)2.0903587786 AU ± 1.21e-09
Inclination (i)12.73205267° ± 1.21e-06
Long. of Asc. Node (Ω)195.46955874° ± 1.76e-06
Arg. of Perihelion (ω)8.78586718° ± 9.42e-06
Mean Anomaly (M)292.65505106° ± 2.82e-06
Mean Motion (n)0.3261226985°/day ± 2.83e-10
Perihelion dist (q)1.03058070 AU ± 9.51e-09
Aphelion dist (Q)3.15013686 AU ± 9.67e-09
Orbital Period3.02225600 yr ± 2.62e-09
Physical Parameters
H (abs. magnitude)19.57
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-05-31
RMS Residual0.596″
Uncertainty0
Orbit TypeAmor
MOID0.032718 AU
Observations Used452
Radar Obs Used10
Oppositions2
Arc Total1999-2023
First Observation Used1999-04-11
Last Observation Used2023-01-25
Observations (482)
Date Type RA Dec Mag Band Observatory
2002-04-15 21:01:35 C 09 24 26.52 +32 13 30.8 d 557
2002-04-15 21:02:55 C 09 24 27.08 +32 13 40.7 d 557
2002-04-15 23:07:31 C 09 25 20.07 +32 28 44.2 d 557
2002-04-15 23:10:33 C 09 25 21.38 +32 29 05.9 d 557
2002-04-15 23:13:12 C 09 25 22.54 +32 29 25.4 d 557
2002-04-15 23:15:54 C 09 25 23.67 +32 29 44.7 d 557
2002-04-17 20:36:54 C 09 47 35.87 +38 04 39.1 d 049
2002-04-17 20:41:14 C 09 47 38.22 +38 05 12.1 d 049
2002-04-17 20:43:58 C 09 47 39.62 +38 05 31.0 d 049
2002-04-17 20:46:52 C 09 47 41.18 +38 05 53.0 d 049
2002-04-17 20:53:32 C 09 47 44.61 +38 06 41.0 d 049
2002-04-21 22:07:07 C 10 51 48.60 +49 03 53.8 m 611
2002-04-21 22:08:49 C 10 51 49.87 +49 04 03.1 m 611
2002-04-23 04:14:26 C 11 16 38.40 +51 47 38.7 c 670
2002-04-23 04:58:03 C 11 17 14.08 +51 51 17.1 c 670
2002-04-23 05:58:37 C 11 18 03.69 +51 56 15.6 c 670
2002-04-30 19:48:14 C 14 03 21.63 +58 00 00.8 d 151
2002-04-30 19:50:57 C 14 03 23.57 +57 59 59.9 d 151
2002-04-30 19:55:09 C 14 03 26.83 +57 59 58.3 d 151
2002-04-30 19:59:02 C 14 03 29.86 +57 59 57.1 d 151
2002-05-01 06:27:32 C 14 11 39.31 +57 54 13.3 17.0 c 704
2002-05-01 06:46:00 C 14 11 52.88 +57 54 00.4 17.0 c 704
2002-05-01 07:04:27 C 14 12 06.36 +57 53 47.2 16.9 c 704
2002-05-01 07:22:45 C 14 12 19.79 +57 53 33.8 16.8 c 704
2002-05-01 07:43:23 C 14 12 34.91 +57 53 18.1 16.9 c 704
2002-05-01 23:35:00 C 14 24 27.83 +57 39 36.5 c 118
2002-05-01 23:39:44 C 14 24 31.12 +57 39 31.3 c 118
2002-05-01 23:40:50 C 14 24 31.95 +57 39 30.2 c 118
2002-05-05 00:24:00 C 15 10 37.98 +55 59 43.0 i 212
2002-05-05 01:13:49 C 15 11 03.20 +55 58 18.6 i 212
2002-05-05 01:35:48 C 15 11 23.42 +55 57 24.4 d 452
2002-05-05 01:37:11 C 15 11 24.09 +55 57 22.7 d 452
2002-05-05 01:38:47 C 15 11 24.92 +55 57 21.2 d 452
2002-05-05 01:40:20 C 15 11 25.54 +55 57 22.6 d 452
2002-05-05 01:41:53 C 15 11 26.60 +55 57 16.1 d 452
2002-05-07 20:55:34 C 15 42 53.84 +53 54 14.6 d 557
2002-05-07 21:16:16 C 15 43 01.84 +53 53 36.6 d 557
2002-05-08 01:01:07 C 15 44 27.08 +53 46 29.5 d 557
2002-05-08 01:24:14 C 15 44 35.75 +53 45 43.6 d 557
2002-05-08 02:10:57 C 15 44 53.39 +53 44 10.2 d 557
2002-05-12 02:10:50 C 16 15 59.38 +50 38 01.7 i 212
2002-05-13 00:13:37 C 16 21 34.64 +49 55 50.9 i 212
2002-05-14 22:46:55 C 16 31 48.61 +48 28 26.5 c 151
2002-05-14 22:51:25 C 16 31 49.48 +48 28 18.6 c 151
2002-05-14 22:54:36 C 16 31 50.12 +48 28 12.1 c 151
2002-05-14 22:57:12 C 16 31 50.52 +48 28 07.9 c 151
2002-05-16 21:38:45 C 16 40 25.47 +47 03 26.9 c 469
2002-05-16 21:58:29 C 16 40 28.38 +47 02 53.9 c 469
2002-05-16 22:06:19 C 16 40 29.59 +47 02 41.0 c 469
2002-05-20 20:34:29 C 16 53 55.02 +44 20 29.7 c 151
Radar Observations (11)
Epoch (UTC)ValueSigmaUnitsFreq (MHz)ReceiverTransmitter
1999-04-17 09:10:00 -461281 30 Hz 8560 -14 -14
1999-04-17 14:00:00 -483546.9 0.25 Hz 8560 -14 -14
2002-04-08 22:40:00 88674.16 0.03 Hz 2380 -1 -1
2002-04-08 23:10:00 99827379.2 8 us 2380 -1 -1
2002-04-10 22:36:00 94011833.68 1 us 2380 -1 -1
2002-04-14 23:18:00 85072179.79 0.4 us 2380 -1 -1
2002-04-21 23:30:00 -68909.9 0.1 Hz 8560 -14 -14
2002-04-22 01:40:00 82139172 2 us 8560 -14 -14
2002-04-23 01:20:00 -108973.3 0.2 Hz 8560 -14 -14
2002-04-23 03:10:00 83252971 1 us 8560 -14 -14
2002-04-28 02:50:00 93264177.28 0.5 us 8560 -14 -14
Station codes
-14 DSS-14 Goldstone (70-m) -1 Arecibo (305-m, 1963–2020)