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
2003-11-04 19:38:27 C 20 11 10.69 -09 36 07.1 r 185
2003-11-04 19:47:39 C 20 10 52.02 -09 36 15.2 c 434
2003-11-04 19:50:26 C 20 10 46.45 -09 36 19.9 c 434
2003-11-04 19:51:36 C 20 10 44.10 -09 36 22.5 c 434
2003-11-04 19:52:51 C 20 10 41.78 -09 36 24.0 c 434
2003-11-04 19:53:45 C 20 10 39.89 -09 36 25.6 c 434
2003-11-05 00:37:08 C 20 01 35.47 -09 43 35.9 c H41
2003-11-05 00:39:04 C 20 01 31.59 -09 43 39.1 c H41
2003-11-05 00:40:07 C 20 01 29.55 -09 43 40.2 c H41
2003-11-05 00:41:13 C 20 01 27.34 -09 43 42.0 c H41
2003-11-05 00:41:57 C 20 01 25.93 -09 43 43.0 c H41
2003-11-05 00:42:44 C 20 01 24.39 -09 43 43.9 c H41
2003-11-05 00:43:33 C 20 01 22.83 -09 43 45.2 c H41
2003-11-05 00:44:26 C 20 01 21.09 -09 43 46.4 c H41
2003-11-05 02:15:44 C 19 58 22.63 -09 45 50.8 c H41
2003-11-05 02:17:31 C 19 58 19.16 -09 45 52.9 c H41
2003-11-05 02:18:27 C 19 58 17.32 -09 45 54.0 c H41
2003-11-05 02:19:14 C 19 58 15.83 -09 45 55.2 c H41
2003-11-05 02:19:58 C 19 58 14.41 -09 45 56.4 c H41
2003-11-05 02:21:28 C 19 58 11.51 -09 45 57.9 c H41
2003-11-05 02:28:11 C 19 57 58.44 -09 46 06.8 c H41
2003-11-05 02:29:17 C 19 57 56.33 -09 46 08.4 c H41
2003-11-05 02:31:50 C 19 57 51.37 -09 46 11.8 c H41
2003-11-05 02:32:41 C 19 57 49.71 -09 46 12.7 c H41
2003-11-05 02:33:29 C 19 57 48.17 -09 46 14.1 c H41
2003-11-05 02:34:37 C 19 57 45.99 -09 46 15.4 c H41
2003-11-05 02:35:28 C 19 57 44.31 -09 46 16.4 c H41
2003-11-05 17:28:15 C 19 30 05.94 -10 02 41.7 c A32
2003-11-05 17:29:23 C 19 30 03.88 -10 02 42.4 c A32
2003-11-05 17:30:31 C 19 30 01.86 -10 02 43.0 c A32
2003-11-05 17:31:37 C 19 29 59.79 -10 02 44.1 c A32
2003-11-05 18:14:09 C 19 28 42.02 -10 03 12.5 c A32
2003-11-06 18:51:32 C 18 47 14.53 -10 09 41.7 r 938
2003-11-06 18:56:56 C 18 47 05.94 -10 09 38.9 r 938
2003-11-06 19:03:01 C 18 46 56.28 -10 09 38.3 r 938
2003-11-06 19:26:30 C 18 46 19.20 -10 09 34.0 r 938
2003-11-07 17:44:09 C 18 14 27.55 -10 01 33.6 r 620
2003-11-07 17:46:03 C 18 14 24.92 -10 01 33.2 r 620
2005-08-26 09:46:46 C 23 56 29.23 -10 14 14.0 19.2 o 644
2005-08-26 10:28:23 C 23 56 27.00 -10 14 31.5 19.5 o 644
2005-08-26 10:35:20 C 23 56 26.65 -10 14 34.5 19.5 o 644
2005-08-26 10:51:08 C 23 56 25.80 -10 14 41.1 19.5 o 644
2005-08-26 11:05:45 C 23 56 25.03 -10 14 47.3 19.5 o 644
2005-08-26 11:17:33 C 23 56 24.41 -10 14 52.3 19.6 o 644
2005-08-28 14:49:25 C 23 53 40.13 -10 36 54.6 r E14
2005-08-28 14:58:54 C 23 53 39.63 -10 36 57.7 r E14
2005-08-28 15:08:23 C 23 53 39.12 -10 37 03.1 r E14
2005-09-01 09:03:45 C 23 48 19.16 -11 17 59.0 19.2 o 644
2005-09-01 09:22:45 C 23 48 17.92 -11 18 08.1 19.3 o 644
2005-09-01 09:37:27 C 23 48 16.96 -11 18 14.8 19.3 o 644
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)