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
2003-10-25 03:19:11 C 00 57 04.36 +00 16 59.3 o 830
2003-10-25 03:21:16 C 00 57 03.74 +00 16 57.6 o 830
2003-10-25 04:56:40 C 00 56 28.39 +00 15 24.3 14.3 c 704
2003-10-25 05:13:20 C 00 56 21.64 +00 15 06.3 14.3 c 704
2003-10-25 05:30:03 C 00 56 15.01 +00 14 47.4 14.4 c 704
2003-10-25 05:47:07 C 00 56 08.07 +00 14 29.3 14.4 c 704
2003-10-25 06:02:44 C 00 55 59.77 +00 14 03.0 c 932
2003-10-25 06:03:53 C 00 56 01.36 +00 14 10.8 14.4 c 704
2003-10-25 07:05:34 C 00 55 34.82 +00 12 53.8 c 932
2003-10-25 08:08:25 C 00 55 09.96 +00 11 44.4 c 932
2003-10-25 10:01:53 C 00 54 28.011 +00 10 03.70 o 568
2003-10-25 12:54:14 C 00 53 23.14 +00 07 59.5 c 322
2003-10-25 13:09:33 C 00 53 16.71 +00 07 42.1 c 322
2003-10-25 13:12:56 C 00 53 15.31 +00 07 38.6 c 322
2003-10-25 13:36:21 C 00 53 05.38 +00 07 11.7 c 322
2003-10-25 13:39:48 C 00 53 03.95 +00 07 08.4 c 322
2003-10-25 13:51:16 C 00 52 59.18 +00 06 54.6 c 322
2003-10-25 13:54:55 C 00 52 57.54 +00 06 50.5 c 322
2003-10-25 14:27:06 C 00 52 43.89 +00 06 13.4 c 322
2003-10-25 14:30:34 C 00 52 42.42 +00 06 09.6 c 322
2003-10-25 14:43:18 C 00 52 36.98 +00 05 55.0 c 322
2003-10-25 14:47:09 C 00 52 35.35 +00 05 50.6 c 322
2003-10-25 15:14:43 C 00 52 23.55 +00 05 18.9 c 322
2003-10-25 15:18:44 C 00 52 21.82 +00 05 14.2 c 322
2003-10-25 15:30:04 C 00 52 16.94 +00 05 01.3 c 322
2003-10-25 15:33:40 C 00 52 15.43 +00 04 57.2 c 322
2003-10-25 19:49:35 C 00 50 32.13 -00 01 47.0 565
2003-10-25 20:00:34 C 00 50 27.36 -00 02 00.4 565
2003-10-25 20:07:40 C 00 50 24.44 -00 02 12.1 r 185
2003-10-25 20:10:52 C 00 50 22.86 -00 02 12.9 565
2003-10-25 20:21:12 C 00 50 18.31 -00 02 25.8 565
2003-10-25 20:22:57 C 00 50 17.72 -00 02 30.7 r 185
2003-10-25 20:31:50 C 00 50 13.61 -00 02 39.1 565
2003-10-25 20:40:32 C 00 50 10.04 -00 02 52.3 r 185
2003-10-25 20:42:08 C 00 50 09.11 -00 02 52.0 565
2003-10-25 20:52:27 C 00 50 04.59 -00 03 03.9 565
2003-10-25 21:03:02 C 00 49 59.92 -00 03 16.7 565
2003-10-25 21:04:14 C 00 49 59.61 -00 03 20.3 r 185
2003-10-25 21:13:20 C 00 49 55.38 -00 03 29.1 565
2003-10-25 21:22:37 C 00 49 51.24 -00 03 40.2 565
2003-10-25 21:25:51 C 00 49 49.88 -00 03 44.3 565
2003-10-25 23:42:31 C 00 48 48.93 -00 06 31.1 13.7 r 130
2003-10-25 23:43:04 C 00 48 48.66 -00 06 31.9 13.5 r 130
2003-10-25 23:43:39 C 00 48 48.39 -00 06 32.7 13.6 r 130
2003-10-25 23:44:12 C 00 48 48.15 -00 06 33.3 13.6 r 130
2003-10-25 23:44:45 C 00 48 47.92 -00 06 34.0 13.7 r 130
2003-10-25 23:45:18 C 00 48 47.65 -00 06 34.8 13.5 r 130
2003-10-26 12:18:44 C 00 43 09.87 -00 22 24.9 m 379
2003-10-26 12:20:47 C 00 43 08.86 -00 22 27.3 m 379
2003-10-26 20:43:47 C 00 39 03.26 -00 34 18.3 c A32
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)