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
1999-04-12 01:45:58 C 14 48 24.53 +32 21 26.0 c 758
1999-04-12 01:46:57 C 14 48 25.97 +32 21 33.9 c 758
1999-04-12 01:47:58 C 14 48 27.44 +32 21 41.9 c 758
1999-04-12 03:52:00 C 14 51 22.33 +32 37 13.3 i 649
1999-04-12 03:53:27 C 14 51 24.36 +32 37 24.9 i 649
1999-04-12 03:54:18 C 14 51 25.58 +32 37 31.3 i 649
1999-04-12 03:55:02 C 14 51 26.51 +32 37 37.1 i 649
1999-04-12 03:57:44 C 14 51 30.35 +32 37 58.8 i 649
1999-04-12 04:01:52 C 14 51 25.02 +32 43 04.9 z 859
1999-04-12 04:02:39 C 14 51 26.10 +32 43 10.9 z 859
1999-04-12 04:03:33 C 14 51 27.33 +32 43 17.5 z 859
1999-04-12 04:05:17 C 14 51 29.68 +32 43 30.5 z 859
1999-04-12 04:09:20 C 14 51 35.11 +32 44 00.7 z 859
1999-04-12 05:37:01 C 14 53 50.01 +32 52 05.0 z 732
1999-04-12 05:40:01 C 14 53 54.08 +32 52 27.4 z 732
1999-04-12 05:43:02 C 14 53 58.20 +32 52 50.4 z 732
1999-04-12 05:46:01 C 14 54 02.21 +32 53 12.8 z 732
1999-04-12 05:58:25 C 14 54 18.84 +32 53 02.6 c 713
1999-04-12 06:10:52 C 14 54 35.83 +32 54 35.2 c 713
1999-04-12 06:12:07 C 14 54 35.28 +32 54 59.4 i 649
1999-04-12 06:15:39 C 14 54 40.05 +32 55 25.7 i 649
1999-04-12 06:17:27 C 14 54 42.53 +32 55 38.8 i 649
1999-04-12 06:18:57 C 14 54 44.54 +32 55 49.8 i 649
1999-04-12 06:31:28 C 14 55 03.94 +32 57 07.9 c 713
1999-04-12 06:38:41 C 14 55 13.77 +32 58 00.7 c 713
1999-04-12 07:08:22 C 14 55 53.94 +33 01 36.4 c 713
1999-04-12 07:19:03 C 14 56 07.09 +33 04 35.8 z 732
1999-04-12 07:21:02 C 14 56 11.76 +33 03 31.4 17.5 a 704
1999-04-12 07:21:12 C 14 56 11.82 +33 03 33.5 17.7 a 704
1999-04-12 07:22:03 C 14 56 11.10 +33 04 57.0 z 732
1999-04-12 07:22:33 C 14 56 13.10 +33 03 18.6 c 713
1999-04-12 07:25:03 C 14 56 14.97 +33 05 18.1 z 732
1999-04-12 07:28:03 C 14 56 19.00 +33 05 39.4 z 732
1999-04-12 07:45:54 C 14 56 45.12 +33 06 29.4 a 704
1999-04-12 07:46:04 C 14 56 45.23 +33 06 31.6 a 704
1999-04-12 08:00:28 C 14 57 04.10 +33 07 48.4 c 713
1999-04-12 08:10:33 C 14 57 18.10 +33 09 21.9 17.8 a 704
1999-04-12 08:10:41 C 14 57 18.23 +33 09 24.6 a 704
1999-04-12 08:35:13 C 14 57 51.01 +33 12 16.0 a 704
1999-04-12 08:35:22 C 14 57 51.14 +33 12 18.7 18.1 a 704
1999-04-12 08:59:59 C 14 58 23.91 +33 15 04.8 a 704
1999-04-12 09:00:07 C 14 58 24.01 +33 15 06.7 a 704
1999-04-12 09:18:26 C 14 58 48.67 +33 17 10.1 z 719
1999-04-12 09:19:40 C 14 58 50.25 +33 17 16.6 z 719
1999-04-12 09:25:36 C 14 58 58.17 +33 17 59.3 z 719
1999-04-12 09:28:09 C 14 59 01.51 +33 18 15.6 z 719
1999-04-12 14:10:03 C 15 05 40.00 +33 52 36.2 422
1999-04-12 14:12:53 C 15 05 43.68 +33 52 54.2 422
1999-04-12 14:15:08 C 15 05 46.59 +33 53 08.8 422
1999-04-12 15:46:31 C 15 07 44.28 +34 02 42.3 422
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)