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
2022-08-18 12:53:41 C 23 42 52.194 -11 35 42.24 U F51
2022-08-18 12:58:20 C 23 42 51.974 -11 35 44.06 U F51
2022-08-18 13:09:57 C 23 42 51.444 -11 35 48.49 U F51
2022-08-18 13:14:36 C 23 42 51.218 -11 35 50.30 U F51
2022-08-18 13:26:09 C 23 42 50.683 -11 35 54.68 U F51
2022-08-18 13:30:48 C 23 42 50.467 -11 35 56.54 U F51
2022-08-22 11:14:52 C 23 38 19.979 -12 13 33.38 U F52
2022-08-22 11:30:31 C 23 38 19.140 -12 13 39.89 U F52
2022-08-22 11:46:02 C 23 38 18.316 -12 13 46.29 U F52
2022-08-29 10:57:24 C 23 28 35.496 -13 26 42.79 U F51
2022-08-29 11:02:19 C 23 28 35.171 -13 26 45.05 U F51
2022-08-29 11:13:15 C 23 28 34.447 -13 26 49.97 U F51
2022-08-29 11:18:15 C 23 28 34.111 -13 26 52.31 U F51
2022-08-29 11:29:15 C 23 28 33.383 -13 26 57.23 U F51
2022-08-29 11:34:15 C 23 28 33.050 -13 26 59.49 U F51
2022-08-29 11:45:16 C 23 28 32.317 -13 27 04.51 U F51
2022-08-29 11:50:15 C 23 28 31.987 -13 27 06.81 U F51
2022-08-31 04:28:58 C 23 25 52.10 -13 45 30.9 V W94
2022-08-31 04:37:18 C 23 25 51.48 -13 45 35.0 V W94
2022-08-31 04:45:39 C 23 25 50.92 -13 45 38.9 V W94
2022-09-14 10:24:43 C 22 59 48.957 -16 19 43.69 U F52
2022-09-14 10:40:17 C 22 59 47.631 -16 19 50.21 U F52
2022-09-14 10:55:47 C 22 59 46.306 -16 19 56.57 U F52
2022-09-14 11:11:17 C 22 59 44.991 -16 20 03.05 U F52
2022-09-21 08:29:17 C 22 45 55.833 -17 24 16.03 U F51
2022-09-21 08:46:41 C 22 45 54.330 -17 24 22.28 U F51
2022-09-21 09:04:16 C 22 45 52.817 -17 24 28.40 U F51
2022-09-21 09:21:37 C 22 45 51.317 -17 24 34.52 U F51
2022-09-25 05:20:20 C 22 38 14.435 -17 54 44.28 V 703
2022-09-25 05:28:28 C 22 38 13.816 -17 54 47.41 V 703
2022-09-25 05:36:34 C 22 38 13.168 -17 54 51.34 V 703
2022-09-25 05:44:41 C 22 38 12.505 -17 54 52.16 V 703
2022-09-25 07:57:26 C 22 38 01.755 -17 55 30.44 U F52
2022-09-25 08:13:56 C 22 38 00.367 -17 55 35.36 U F52
2022-09-25 08:30:23 C 22 37 58.980 -17 55 40.41 U F52
2022-09-25 08:46:51 C 22 37 57.594 -17 55 45.38 U F52
2022-09-30 08:35:55 C 22 28 27.165 -18 27 32.33 U F52
2022-09-30 09:05:17 C 22 28 24.844 -18 27 39.05 U F52
2022-09-30 09:19:54 C 22 28 23.684 -18 27 42.29 U F52
2022-10-02 05:32:32 C 22 25 03.745 -18 37 12.76 V G96
2022-10-02 05:39:58 C 22 25 03.180 -18 37 14.09 V G96
2022-10-02 05:50:44 C 22 25 02.356 -18 37 16.39 V G96
2022-10-02 05:58:10 C 22 25 01.794 -18 37 17.80 V G96
2022-10-03 00:03:56 C 22 23 42.33 -18 40 41.6 V W94
2022-10-03 00:12:48 C 22 23 41.65 -18 40 42.8 V W94
2022-10-03 00:21:41 C 22 23 40.96 -18 40 45.3 V W94
2022-10-16 07:31:08 C 22 04 05.700 -19 09 28.45 U F51
2022-10-16 07:48:11 C 22 04 04.835 -19 09 28.31 U F51
2022-10-16 08:05:13 C 22 04 03.972 -19 09 28.21 U F51
2022-10-16 08:22:13 C 22 04 03.115 -19 09 28.01 U F51
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)