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
2022-10-24 06:00:01 C 21 56 33.997 -18 58 40.04 U F52
2022-10-24 06:12:51 C 21 56 33.571 -18 58 38.70 U F52
2022-10-24 06:25:42 C 21 56 33.143 -18 58 37.35 U F52
2022-10-24 06:38:31 C 21 56 32.718 -18 58 35.89 U F52
2022-11-22 01:27:13 C 21 55 50.632 -16 07 27.19 V G96
2022-11-22 01:35:24 C 21 55 50.819 -16 07 23.66 V G96
2022-11-22 01:43:34 C 21 55 51.028 -16 07 21.07 V G96
2022-11-22 01:51:45 C 21 55 51.200 -16 07 17.80 V G96
2023-01-21 01:47:01 C 23 22 27.750 -01 26 48.26 V 703
2023-01-21 02:00:13 C 23 22 28.844 -01 26 37.14 V 703
2023-01-21 02:06:49 C 23 22 29.431 -01 26 31.27 V 703
2023-02-03 01:52:26 C 23 46 48.468 +03 08 18.28 V G96
2023-02-03 01:58:40 C 23 46 48.911 +03 08 23.46 V G96
2023-02-03 02:04:53 C 23 46 49.336 +03 08 28.97 V G96
2023-02-03 02:11:05 C 23 46 49.753 +03 08 34.58 V G96
2023-04-03 08:36:32 C 20 55 55.332 -14 06 09.65 V W68
2023-04-03 08:42:37 C 20 55 53.844 -14 06 23.80 V W68
2023-04-03 08:50:09 C 20 55 51.972 -14 06 40.50 V W68
2023-04-03 09:05:16 C 20 55 48.214 -14 07 13.66 V W68
2023-04-05 08:56:52 C 20 44 20.705 -15 49 19.31 V W68
2023-04-05 09:00:51 C 20 44 19.745 -15 49 27.84 V W68
2023-04-05 09:08:16 C 20 44 17.904 -15 49 43.25 V W68
2023-04-05 09:33:28 C 20 44 11.796 -15 50 36.96 V W68
2023-04-11 03:01:20 C 20 12 16.032 -20 19 28.85 V M22
2023-04-11 03:36:31 C 20 12 07.694 -20 20 33.90 V M22
2023-04-11 03:42:47 C 20 12 06.211 -20 20 45.46 V M22
2023-04-12 07:50:55 C 20 05 41.510 -21 11 08.30 V W68
2023-04-12 07:53:32 C 20 05 40.918 -21 11 13.49 V W68
2023-04-12 08:02:44 C 20 05 38.731 -21 11 30.01 V W68
2023-04-12 08:13:37 C 20 05 36.233 -21 11 49.63 V W68
2023-04-15 08:54:53 C 19 49 02.177 -23 14 49.99 V W68
2023-04-15 08:58:53 C 19 49 01.238 -23 14 56.51 V W68
2023-04-15 09:21:36 C 19 48 55.874 -23 15 33.70 V W68
2023-04-15 20:10:39 S 19 46 26.09 -23 33 03.2 L C51
2023-04-15 20:10:51 S 19 46 26.06 -23 33 03.0 L C51
2023-04-15 21:44:21 S 19 46 04.72 -23 35 32.3 L C51
2023-04-15 23:17:53 S 19 45 43.35 -23 38 01.5 L C51
2023-04-16 00:51:24 S 19 45 22.01 -23 40 30.0 L C51
2023-04-16 03:58:37 S 19 44 39.29 -23 45 26.3 L C51
2023-04-17 02:10:21 C 19 39 37.121 -24 19 54.62 V M22
2023-04-17 02:14:26 C 19 39 36.168 -24 20 00.82 V M22
2023-04-17 02:22:15 C 19 39 34.313 -24 20 13.24 V M22
2023-04-17 02:52:07 C 19 39 27.235 -24 20 59.93 V M22
2023-04-20 02:32:44 C 19 22 58.025 -26 05 44.74 V M22
2023-04-20 03:37:36 C 19 22 42.437 -26 07 15.56 V M22
2023-04-20 04:06:25 C 19 22 35.506 -26 07 55.42 V M22
2023-04-24 07:43:45 C 18 59 20.762 -28 14 54.06 V W68
2023-04-24 07:46:32 C 18 59 20.076 -28 14 57.30 V W68
2023-04-24 07:59:12 C 18 59 16.994 -28 15 12.42 V W68
2023-05-11 01:13:25 C 17 25 52.212 -32 45 56.66 V M22
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)