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
2020-10-22 03:26:54 C 23 16 57.25 -11 20 42.8 V 703
2020-10-22 03:34:36 C 23 16 55.79 -11 20 47.1 V 703
2020-10-22 07:54:56 C 23 16 07.30 -11 23 11.0 V T08
2020-10-22 08:43:54 C 23 15 57.91 -11 23 38.7 V T08
2020-10-22 08:48:34 C 23 15 57.02 -11 23 41.2 V T08
2020-10-22 08:59:50 C 23 15 54.87 -11 23 47.6 V T08
2020-10-23 09:03:05 C 23 11 27.24 -11 37 13.2 V T05
2020-10-23 09:09:19 C 23 11 26.03 -11 37 16.7 V T05
2020-10-23 09:16:53 C 23 11 24.58 -11 37 20.7 V T05
2020-10-23 09:35:31 C 23 11 20.99 -11 37 30.6 V T05
2020-10-24 07:30:37 C 23 07 15.79 -11 49 18.8 V T05
2020-10-24 07:45:11 C 23 07 12.94 -11 49 26.4 V T05
2020-10-24 07:57:04 C 23 07 10.61 -11 49 32.6 V T05
2020-10-24 08:07:44 C 23 07 08.52 -11 49 38.1 V T05
2020-11-01 08:34:25 C 22 30 07.59 -13 12 37.1 V T05
2020-11-01 08:44:59 C 22 30 05.45 -13 12 40.4 V T05
2020-11-01 08:54:13 C 22 30 03.59 -13 12 43.3 V T05
2020-11-01 09:12:42 C 22 29 59.87 -13 12 49.0 V T05
2020-11-01 09:32:42 C 22 29 56.79 -13 12 28.6 q E89
2020-11-01 09:47:26 C 22 29 53.79 -13 12 33.4 q E89
2020-11-02 20:32:22 C 22 23 06.41 -13 23 55.8 q J69
2020-11-02 20:36:52 C 22 23 05.48 -13 23 57.1 q J69
2020-11-02 20:41:22 C 22 23 04.56 -13 23 58.4 q J69
2020-11-02 20:45:52 C 22 23 03.64 -13 23 59.3 q J69
2020-11-03 02:27:27 S 22 21 56.837 -13 25 12.86 L C51
2020-11-03 06:37:35 C 22 21 07.781 -13 26 37.72 U F52
2020-11-03 06:51:48 C 22 21 04.86 -13 26 41.0 V T08
2020-11-03 06:54:15 C 22 21 04.385 -13 26 42.24 U F52
2020-11-03 07:01:06 C 22 21 02.96 -13 26 43.7 V T08
2020-11-03 07:06:24 C 22 21 01.88 -13 26 45.1 V T08
2020-11-03 07:10:01 S 22 21 01.457 -13 26 32.32 L C51
2020-11-03 07:24:59 C 22 20 58.08 -13 26 50.0 V T08
2020-11-03 10:18:20 S 22 20 24.550 -13 27 24.52 L C51
2020-11-05 06:24:46 C 22 11 44.91 -13 38 42.3 V T05
2020-11-05 06:29:24 C 22 11 43.96 -13 38 43.3 V T05
2020-11-05 06:38:40 C 22 11 42.06 -13 38 45.4 V T05
2020-11-05 23:42:36 C 22 08 20.55 -13 42 07.7 q X74
2020-11-06 00:04:39 C 22 08 16.06 -13 42 12.0 q X74
2020-11-06 00:26:39 C 22 08 11.54 -13 42 16.2 q X74
2020-11-06 10:51:30 C 22 06 08.54 -13 44 16.4 q Q68
2020-11-06 10:55:52 C 22 06 07.72 -13 44 16.5 q Q68
2020-11-06 10:58:03 C 22 06 07.31 -13 44 17.3 q Q68
2020-11-06 12:19:53 C 22 05 50.67 -13 44 32.2 q Q68
2020-11-06 12:22:03 C 22 05 50.26 -13 44 32.4 q Q68
2020-11-06 12:24:14 C 22 05 49.83 -13 44 33.1 q Q68
2020-11-06 12:26:26 C 22 05 49.36 -13 44 33.1 q Q68
2020-11-06 13:02:24 C 22 05 42.14 -13 44 39.8 q Q68
2020-11-06 13:04:35 C 22 05 41.67 -13 44 39.9 q Q68
2020-11-06 13:06:45 C 22 05 41.28 -13 44 40.1 q Q68
2020-11-07 07:16:35 C 22 02 06.92 -13 48 31.0 V T08
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)