37638 (1993 VB)

NEO PHA MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS ⇩ Radar
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.5200019432 ± 8.56e-09
Semi-major axis (a)1.9128249623 AU ± 6.17e-10
Inclination (i)5.07879399° ± 2.23e-06
Long. of Asc. Node (Ω)145.55698894° ± 4.81e-06
Arg. of Perihelion (ω)323.21667584° ± 6.02e-06
Mean Anomaly (M)25.56808025° ± 8.34e-07
Mean Motion (n)0.3725627496°/day ± 1.80e-10
Perihelion dist (q)0.91815226 AU ± 1.64e-08
Aphelion dist (Q)2.90749766 AU ± 1.64e-08
Orbital Period2.64553095 yr ± 1.28e-09
Physical Parameters
H (abs. magnitude)19.28
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-05-31
RMS Residual0.463″
Uncertainty0
Orbit TypeApollo
MOID0.000945 AU
Observations Used898
Radar Obs Used6
Oppositions19
Arc Total1993-2023
First Observation Used1993-11-06
Last Observation Used2023-05-21
Observations (1038)
Date Type RA Dec Mag Band Observatory
2022-09-30 19:08:49 C 00 33 26.537 -06 24 30.46 V P07
2022-10-19 05:08:00 C 00 04 00.088 -12 22 28.16 V 703
2022-10-19 05:15:41 C 00 03 59.450 -12 22 33.71 V 703
2022-10-19 05:23:20 C 00 03 58.939 -12 22 39.40 V 703
2022-10-19 05:31:00 C 00 03 58.280 -12 22 45.84 V 703
2022-10-19 08:06:33 C 00 03 47.624 -12 24 40.99 U F51
2022-10-19 08:22:26 C 00 03 46.435 -12 24 53.01 U F51
2022-10-19 08:38:21 C 00 03 45.249 -12 25 05.10 U F51
2022-10-19 08:54:13 C 00 03 44.064 -12 25 17.12 U F51
2022-10-20 20:57:53 C 00 01 14.395 -12 52 00.37 V M22
2022-10-20 21:04:27 C 00 01 13.858 -12 52 04.40 V M22
2022-10-20 21:11:40 C 00 01 13.390 -12 52 09.34 V M22
2022-10-20 21:28:14 C 00 01 12.122 -12 52 21.22 V M22
2022-10-22 04:01:03 C 23 59 06.854 -13 14 36.13 V W68
2022-10-22 04:09:35 C 23 59 06.290 -13 14 41.32 V W68
2022-10-22 04:57:34 C 23 59 02.858 -13 15 16.20 V W68
2022-10-22 05:11:59 C 23 59 01.762 -13 15 25.85 V W68
2022-10-24 08:25:33 C 23 55 37.164 -13 51 31.36 U F52
2022-10-24 08:41:06 C 23 55 36.058 -13 51 41.91 U F52
2022-10-24 08:56:43 C 23 55 34.945 -13 51 52.54 U F52
2022-10-24 09:12:23 C 23 55 33.840 -13 52 03.16 U F52
2022-10-25 04:55:19 C 23 54 17.176 -14 05 21.66 V 703
2022-10-25 05:02:53 C 23 54 16.625 -14 05 27.02 V 703
2022-10-25 05:10:28 C 23 54 15.988 -14 05 31.85 V 703
2022-10-25 05:18:02 C 23 54 15.516 -14 05 38.47 V 703
2022-10-28 04:19:56 C 23 49 48.500 -14 50 46.43 V 703
2022-10-28 04:27:28 C 23 49 48.065 -14 50 52.44 V 703
2022-10-28 04:34:59 C 23 49 47.600 -14 50 56.29 V 703
2022-10-28 04:42:31 C 23 49 47.125 -14 51 00.07 V 703
2022-11-13 03:24:05 C 23 32 41.716 -17 36 04.07 V 703
2022-11-13 03:46:47 C 23 32 41.125 -17 36 10.66 V 703
2022-11-14 05:05:16 C 23 32 03.540 -17 42 19.07 U F51
2022-11-14 05:21:25 C 23 32 03.066 -17 42 22.91 U F51
2022-11-14 05:37:28 C 23 32 02.597 -17 42 26.75 U F51
2022-11-14 05:53:32 C 23 32 02.124 -17 42 30.56 U F51
2022-11-16 12:36:39 S 23 30 53.25 -17 53 47.4 L C51
2022-11-16 15:44:14 S 23 30 50.04 -17 54 21.5 L C51
2022-11-16 18:51:49 S 23 30 46.60 -17 54 56.2 L C51
2022-11-16 20:25:42 S 23 30 45.002 -17 55 13.73 L C51
2022-11-16 21:59:24 S 23 30 43.404 -17 55 30.00 L C51
2022-11-16 21:59:35 S 23 30 43.351 -17 55 28.88 L C51
2022-11-16 23:33:17 S 23 30 41.794 -17 55 45.98 L C51
2022-11-17 01:07:10 S 23 30 40.24 -17 56 02.8 L C51
2022-11-17 02:41:03 S 23 30 38.63 -17 56 19.1 L C51
2022-11-17 05:48:39 S 23 30 35.51 -17 56 51.6 L C51
2022-11-17 08:56:13 S 23 30 32.554 -17 57 24.12 L C51
2022-11-17 08:56:24 S 23 30 32.51 -17 57 24.0 L C51
2023-01-29 01:55:20 C 01 00 33.282 -07 47 05.10 V 703
2023-01-29 02:21:22 C 01 00 36.133 -07 46 35.47 V 703
2023-02-08 17:57:14 C 01 43 42.57 -00 09 34.8 V C23
Radar Observations (6)
Epoch (UTC)ValueSigmaUnitsFreq (MHz)ReceiverTransmitter
2023-02-17 22:40:00 318369.8 2 Hz 8560 -14 -14
2023-02-17 23:10:00 49781781 20 us 8560 -14 -14
2023-02-17 23:50:00 49694074.1 0.5 us 8560 -14 -14
2023-02-18 21:00:00 47277530.321 1 us 8560 -14 -14
2023-02-19 23:00:00 45036878.05 1 us 8560 -14 -14
2023-02-24 09:40:00 46609593.77 0.75 us 8560 -14 -14
Station codes
-14 DSS-14 Goldstone (70-m)