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
2003-10-28 05:35:26 C 00 20 16.30 -01 25 49.6 14.6 c 704
2003-10-28 05:54:35 C 00 20 03.41 -01 26 23.6 14.4 c 704
2003-10-28 10:40:42 C 00 16 57.44 -01 33 01.2 o 423
2003-10-28 18:18:31 C 00 11 41.20 -01 49 42.6 r 151
2003-10-28 18:19:07 C 00 11 40.78 -01 49 43.4 r 151
2003-10-28 18:19:35 C 00 11 40.43 -01 49 44.7 r 151
2003-10-28 18:20:00 C 00 11 40.12 -01 49 45.0 r 151
2003-10-28 18:20:27 C 00 11 39.80 -01 49 46.3 r 151
2003-10-28 18:20:53 C 00 11 39.46 -01 49 46.9 r 151
2003-10-28 18:21:29 C 00 11 39.14 -01 49 48.1 r 151
2003-10-28 18:21:54 C 00 11 38.83 -01 49 48.6 r 151
2003-10-28 18:22:30 C 00 11 38.32 -01 49 50.1 r 151
2003-10-28 19:08:48 C 00 11 04.24 -01 51 23.5 c 127
2003-10-28 19:12:07 C 00 11 01.80 -01 51 30.0 c 127
2003-10-28 19:15:05 C 00 10 59.58 -01 51 35.9 c 127
2003-10-28 19:21:50 C 00 10 54.62 -01 51 49.2 c 127
2003-10-28 20:18:30 C 00 10 12.33 -01 53 39.7 r A23
2003-10-28 20:20:43 C 00 10 10.71 -01 53 44.1 r A23
2003-10-28 20:22:47 C 00 10 09.18 -01 53 47.8 r A23
2003-10-28 20:24:45 C 00 10 07.71 -01 53 51.8 r A23
2003-10-28 20:26:53 C 00 10 05.95 -01 53 56.3 r A23
2003-10-28 20:28:54 C 00 10 04.58 -01 54 00.1 r A23
2003-10-28 20:31:01 C 00 10 02.99 -01 54 04.3 r A23
2003-10-28 20:33:04 C 00 10 01.43 -01 54 08.3 r A23
2003-10-28 20:53:23 C 00 09 46.03 -01 54 51.8 r A42
2003-10-28 21:13:22 C 00 09 30.98 -01 55 31.7 r A42
2003-10-28 21:31:50 C 00 09 17.06 -01 56 08.0 r A42
2003-10-28 21:51:50 C 00 09 01.93 -01 56 47.6 r A42
2003-10-28 22:03:11 C 00 08 53.36 -01 57 10.2 r A42
2003-10-28 22:08:17 C 00 08 49.48 -01 57 20.4 r A42
2003-10-28 23:15:02 C 00 07 58.86 -01 59 35.4 c A32
2003-10-28 23:16:40 C 00 07 57.61 -01 59 38.7 c A32
2003-10-28 23:18:16 C 00 07 56.33 -01 59 42.0 c A32
2003-10-28 23:19:53 C 00 07 55.07 -01 59 45.3 c A32
2003-10-28 23:21:31 C 00 07 53.88 -01 59 48.5 c A32
2003-10-29 02:29:43 C 00 05 36.43 -02 05 44.6 c H41
2003-10-29 02:34:27 C 00 05 32.63 -02 05 54.5 c H41
2003-10-29 02:35:57 C 00 05 31.45 -02 05 57.7 c H41
2003-10-29 02:37:30 C 00 05 30.22 -02 06 00.9 c H41
2003-10-29 02:39:31 C 00 05 28.61 -02 06 05.1 c H41
2003-10-29 02:43:10 C 00 05 25.69 -02 06 12.7 c H41
2003-10-29 02:44:35 C 00 05 24.57 -02 06 15.6 c H41
2003-10-29 11:17:15 C 23 58 37.33 -02 24 23.3 m 340
2003-10-29 11:24:26 C 23 58 31.28 -02 24 38.9 m 340
2003-10-29 11:26:39 C 23 58 27.60 -02 22 30.4 o 423
2003-10-29 11:30:40 C 23 58 24.18 -02 22 39.4 o 423
2003-10-29 11:34:32 C 23 58 22.65 -02 25 01.1 m 340
2003-10-29 11:41:23 C 23 58 16.77 -02 25 17.2 m 340
2003-10-29 11:50:02 C 23 58 07.62 -02 23 21.2 o 423
2003-10-29 11:56:02 C 23 58 02.47 -02 23 34.7 o 423
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)