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
2003-10-23 22:50:06 C 01 06 51.14 +00 45 08.0 r J90
2003-10-23 22:52:20 C 01 06 50.65 +00 45 16.1 c 458
2003-10-23 22:54:09 C 01 06 49.907 +00 45 04.17 r 967
2003-10-23 23:01:18 C 01 06 47.49 +00 44 57.7 r J90
2003-10-23 23:15:48 C 01 06 42.75 +00 44 44.5 r J90
2003-10-24 02:04:01 C 01 05 52.28 +00 42 35.0 14.0 d H72
2003-10-24 02:05:26 C 01 05 51.75 +00 42 33.8 14.1 d H72
2003-10-24 02:06:51 C 01 05 51.31 +00 42 32.2 14.1 d H72
2003-10-24 02:08:17 C 01 05 50.79 +00 42 31.2 14.0 d H72
2003-10-24 04:15:16 C 01 05 07.69 +00 40 32.4 13.7 d H72
2003-10-24 04:21:21 C 01 05 05.56 +00 40 26.9 13.7 d H72
2003-10-24 04:22:46 C 01 05 05.06 +00 40 25.4 13.6 d H72
2003-10-24 04:24:10 C 01 05 04.55 +00 40 23.9 13.6 d H72
2003-10-24 04:25:34 C 01 05 04.07 +00 40 22.8 13.7 d H72
2003-10-24 06:03:36 C 01 04 32.105 +00 38 42.32 645
2003-10-24 06:04:47 C 01 04 31.711 +00 38 41.06 645
2003-10-24 06:07:11 C 01 04 30.878 +00 38 38.90 645
2003-10-24 06:08:22 C 01 04 30.456 +00 38 38.11 645
2003-10-24 07:02:23 C 01 04 10.88 +00 37 43.9 c H41
2003-10-24 07:07:43 C 01 04 09.06 +00 37 38.8 c H41
2003-10-24 07:13:08 C 01 04 07.19 +00 37 33.4 c H41
2003-10-24 07:16:14 C 01 04 06.13 +00 37 30.7 c H41
2003-10-24 07:25:30 C 01 04 02.92 +00 37 21.7 c H41
2003-10-24 13:05:51 C 01 02 11.33 +00 31 50.9 m 379
2003-10-24 13:07:52 C 01 02 10.60 +00 31 48.7 m 379
2003-10-24 13:09:54 C 01 02 09.89 +00 31 46.9 m 379
2003-10-24 13:13:59 C 01 02 08.43 +00 31 43.0 m 379
2003-10-24 18:59:24 C 01 00 09.88 +00 25 43.7 108
2003-10-24 19:02:20 C 01 00 08.77 +00 25 40.7 108
2003-10-24 19:05:14 C 01 00 07.73 +00 25 36.3 108
2003-10-24 19:08:15 C 01 00 06.67 +00 25 35.5 108
2003-10-24 19:14:19 C 01 00 04.35 +00 25 28.2 108
2003-10-24 19:24:15 C 01 00 00.66 +00 25 18.9 108
2003-10-24 19:28:31 C 00 59 59.16 +00 25 15.6 108
2003-10-24 20:49:30 C 00 59 28.71 +00 23 41.6 c A32
2003-10-24 20:52:43 C 00 59 27.49 +00 23 38.2 c A32
2003-10-24 20:55:58 C 00 59 26.34 +00 23 35.1 c A32
2003-10-24 20:59:11 C 00 59 25.11 +00 23 31.5 c A32
2003-10-24 21:02:26 C 00 59 23.87 +00 23 28.9 c A32
2003-10-25 02:10:45 C 00 57 32.82 +00 18 22.0 c H41
2003-10-25 02:14:13 C 00 57 31.47 +00 18 18.0 c H41
2003-10-25 02:18:02 C 00 57 30.00 +00 18 13.9 c H41
2003-10-25 02:22:44 C 00 57 28.12 +00 18 09.0 c H41
2003-10-25 02:37:32 C 00 57 20.70 +00 17 44.2 o 830
2003-10-25 02:39:36 C 00 57 19.90 +00 17 42.0 o 830
2003-10-25 02:41:41 C 00 57 19.30 +00 17 40.3 o 830
2003-10-25 02:56:53 C 00 57 13.04 +00 17 23.4 o 830
2003-10-25 02:58:58 C 00 57 12.37 +00 17 21.3 o 830
2003-10-25 03:01:03 C 00 57 11.64 +00 17 19.4 o 830
2003-10-25 03:17:06 C 00 57 05.18 +00 17 01.6 o 830
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)