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
2008-06-20 21:12:23 C 14 31 57.22 +26 27 08.6 c B37
2008-06-20 21:15:32 C 14 31 57.81 +26 27 05.9 c B37
2008-06-20 21:17:54 C 14 31 58.16 +26 27 02.1 c B37
2008-06-20 21:19:03 C 14 31 58.49 +26 26 59.7 c B37
2008-06-20 21:20:13 C 14 31 58.77 +26 26 56.6 c B37
2008-06-20 21:22:18 C 14 31 59.13 +26 26 55.7 c B37
2008-06-20 21:24:00 C 14 31 59.46 +26 26 53.5 c B37
2008-06-20 21:26:55 C 14 32 00.08 +26 26 50.3 c B37
2008-06-20 21:29:08 C 14 32 00.46 +26 26 46.2 c B37
2013-12-28 06:17:35 C 06 50 38.77 -04 30 06.2 u 807
2013-12-28 06:27:17 C 06 50 38.19 -04 30 09.8 u 807
2014-02-28 06:13:53 C 05 47 49.223 +00 27 21.09 L F51
2014-02-28 06:31:22 C 05 47 49.448 +00 27 32.05 L F51
2014-02-28 06:48:48 C 05 47 49.662 +00 27 42.90 L F51
2014-02-28 07:06:16 C 05 47 49.880 +00 27 53.80 L F51
2020-01-25 07:21:08 C 05 23 43.355 -01 47 49.47 U F51
2020-01-25 07:36:49 C 05 23 42.664 -01 47 45.73 U F51
2020-01-25 07:52:33 C 05 23 41.953 -01 47 42.27 U F51
2020-02-16 03:20:46 C 05 12 57.38 +01 14 34.3 V G96
2020-02-16 03:28:54 C 05 12 57.41 +01 14 38.5 V G96
2020-02-16 03:37:03 C 05 12 57.42 +01 14 41.5 V G96
2020-02-16 03:45:09 C 05 12 57.35 +01 14 45.1 V G96
2023-01-13 07:04:51 C 05 19 02.568 -01 16 13.20 U F52
2023-01-13 07:24:11 C 05 19 01.461 -01 16 12.12 U F52
2023-01-13 07:43:31 C 05 19 00.355 -01 16 10.84 U F52
2023-01-13 08:02:54 C 05 18 59.262 -01 16 09.44 U F52
2023-01-22 07:20:13 C 05 08 42.969 -00 47 32.01 U F52
2023-01-22 07:37:54 C 05 08 42.209 -00 47 28.72 U F52
2023-01-22 07:55:39 C 05 08 41.447 -00 47 25.27 U F52
2023-01-25 05:51:19 C 05 06 03.576 -00 32 33.23 U F51
2023-01-25 06:11:39 C 05 06 02.833 -00 32 28.63 U F51
2023-01-25 06:31:58 C 05 06 02.056 -00 32 24.00 U F51
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)