69230 Hermes (1937 UB)

NEO PHA MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS ⇩ Radar
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.6239175999 ± 2.00e+00
Semi-major axis (a)1.6550671635 AU ± 3.00e+00
Inclination (i)6.06733172° ± 4.00e+00
Long. of Asc. Node (Ω)34.04621202° ± 5.00e+00
Arg. of Perihelion (ω)92.91320308° ± 6.00e+00
Mean Anomaly (M)104.55554509° ± 5.97e-06
Mean Motion (n)0.4629017713°/day ± 1.26e+00
Perihelion dist (q)0.62244163 AU ± 3.50e+00
Aphelion dist (Q)2.68769270 AU ± 5.89e+00
Orbital Period2.12923420 yr ± 5.79e+00
NGA Modelr2
A22.15662232e-06 AU/d²
Physical Parameters
H (abs. magnitude)17.68
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-04-26
RMS Residual0.557″
Uncertainty0
Orbit TypeApollo
MOID0.004682 AU
Observations Used2722
Oppositions47
Arc Total1937-2025
First Observation Used2000-09-16
Last Observation Used2025-06-30
Observations (4098)
Date Type RA Dec Mag Band Observatory
2003-11-03 18:05:51 C 21 01 21.32 -08 39 23.4 r 170
2003-11-03 18:07:20 C 21 01 18.36 -08 39 27.4 r 170
2003-11-04 01:30:59 C 20 46 46.29 -08 58 14.0 c H41
2003-11-04 01:33:27 C 20 46 41.34 -08 58 19.9 c H41
2003-11-04 01:39:21 C 20 46 29.52 -08 58 34.1 c H41
2003-11-04 01:40:26 C 20 46 27.29 -08 58 36.9 c H41
2003-11-04 01:45:10 C 20 46 17.83 -08 58 47.9 c H41
2003-11-04 01:48:00 C 20 46 12.15 -08 58 54.7 c H41
2003-11-04 01:48:54 C 20 46 10.33 -08 58 57.1 c H41
2003-11-04 01:50:05 C 20 46 07.96 -08 58 59.8 c H41
2003-11-04 01:52:59 C 20 46 02.13 -08 59 06.8 c H41
2003-11-04 01:53:54 C 20 46 00.30 -08 59 08.8 c H41
2003-11-04 01:55:41 C 20 45 56.70 -08 59 12.9 c H41
2003-11-04 01:56:33 C 20 45 54.98 -08 59 15.3 c H41
2003-11-04 01:57:28 C 20 45 53.16 -08 59 17.3 c H41
2003-11-04 02:00:22 C 20 45 47.33 -08 59 24.1 c H41
2003-11-04 02:03:02 C 20 45 41.98 -08 59 30.7 c H41
2003-11-04 02:04:19 C 20 45 39.43 -08 59 33.8 c H41
2003-11-04 02:05:13 C 20 45 37.62 -08 59 35.6 c H41
2003-11-04 02:06:07 C 20 45 35.82 -08 59 37.8 c H41
2003-11-04 09:32:45 C 20 30 59.94 -09 16 33.0 300
2003-11-04 09:36:00 C 20 30 53.42 -09 16 39.2 300
2003-11-04 09:37:25 C 20 30 50.48 -09 16 43.5 300
2003-11-04 09:38:51 C 20 30 47.66 -09 16 46.7 300
2003-11-04 09:40:17 C 20 30 44.73 -09 16 49.5 300
2003-11-04 09:41:43 C 20 30 41.94 -09 16 52.2 300
2003-11-04 09:43:08 C 20 30 39.02 -09 16 56.6 300
2003-11-04 09:45:58 C 20 30 33.41 -09 17 00.7 300
2003-11-04 09:47:24 C 20 30 30.51 -09 17 04.8 300
2003-11-04 10:43:49 C 20 28 36.35 -09 19 02.3 r 347
2003-11-04 10:47:47 C 20 28 28.40 -09 19 10.4 r 347
2003-11-04 10:51:44 C 20 28 20.50 -09 19 17.7 r 347
2003-11-04 10:55:42 C 20 28 12.60 -09 19 25.8 r 347
2003-11-04 17:42:04 C 20 14 59.43 -09 32 50.3 o 461
2003-11-04 17:42:23 C 20 14 58.81 -09 32 50.8 o 461
2003-11-04 17:42:39 C 20 14 58.22 -09 32 51.4 o 461
2003-11-04 17:42:57 C 20 14 57.63 -09 32 52.0 o 461
2003-11-04 17:43:15 C 20 14 57.04 -09 32 52.4 o 461
2003-11-04 17:43:33 C 20 14 56.46 -09 32 53.1 o 461
2003-11-04 17:43:49 C 20 14 55.87 -09 32 53.4 o 461
2003-11-04 17:44:07 C 20 14 55.28 -09 32 54.3 o 461
2003-11-04 17:44:25 C 20 14 54.71 -09 32 54.5 o 461
2003-11-04 17:44:43 C 20 14 54.16 -09 32 54.9 o 461
2003-11-04 19:29:46 C 20 11 27.79 -09 35 53.0 r 185
2003-11-04 19:31:46 C 20 11 23.88 -09 35 56.3 r 185
2003-11-04 19:33:09 C 20 11 21.15 -09 35 58.1 r 185
2003-11-04 19:34:18 C 20 11 18.84 -09 36 00.6 r 185
2003-11-04 19:36:33 C 20 11 14.45 -09 36 03.8 r 185
2003-11-04 19:37:11 C 20 11 13.19 -09 36 04.7 r 185
2003-11-04 19:37:51 C 20 11 11.83 -09 36 06.2 r 185
Radar Observations (6)
Epoch (UTC)ValueSigmaUnitsFreq (MHz)ReceiverTransmitter
2003-10-18 04:00:00 279933.18 0.75 Hz 2380 -1 -1
2003-10-18 04:50:00 176527379.2 2 us 2380 -1 -1
2003-10-26 03:00:00 100887889.8 1 us 2380 -1 -1
2003-11-04 00:40:00 39871.89 2 Hz 8560 -14 -14
2003-11-08 19:00:00 -646081.37 1.5 Hz 8560 -14 -14
2003-11-08 20:40:00 65849141.496 2 us 8560 -14 -14
Station codes
-14 DSS-14 Goldstone (70-m) -1 Arecibo (305-m, 1963–2020)