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
1937-10-25 05:14:03 A 02 16 39.88 +05 58 12.0 A 801
1937-10-26 22:02:59 A 02 08 18.73 +06 30 41.3 031
1937-10-26 22:36:59 A 02 08 09.74 +06 31 21.5 031
1937-10-27 21:11:28 A 01 59 07.05 +07 13 02.8 078
1937-10-27 21:26:26 A 01 58 58.24 +07 13 33.8 078
1937-10-27 21:41:23 A 01 58 49.43 +07 14 04.8 078
1937-10-27 21:43:23 A 01 58 47.65 +07 14 13.6 078
1937-10-27 21:58:20 A 01 58 38.53 +07 14 45.8 078
1937-10-27 22:13:18 A 01 58 29.45 +07 15 16.9 078
1937-10-27 23:57:29 A 01 57 28.27 +07 12 46.9 031
1937-10-28 00:27:30 A 01 57 16.98 +07 13 50.1 031
1937-10-28 21:27:42 A 01 39 23.99 +08 22 27.7 024
1937-10-28 22:27:50 X 01 38.1 +08 29 10.0 024
1937-10-28 23:12:00 A 01 36 55.45 +08 30 31.3 031
1937-10-28 23:27:30 A 01 36 36.74 +08 32 02.3 024
1937-10-28 23:42:00 A 01 36 20.04 +08 33 00.0 031
1937-10-29 22:02:59 A 00 35 10.95 +11 55 00.2 031
2000-09-16 00:09:44 C 18 55 49.97 -30 18 26.1 t 809
2000-09-16 00:14:31 C 18 55 49.98 -30 18 25.6 t 809
2000-09-16 00:19:22 C 18 55 50.00 -30 18 24.9 t 809
2001-08-09 19:42:44 C 03 39 54.32 +16 26 44.5 r 413
2001-09-23 11:59:41 C 07 58 51.63 +21 58 45.1 o 699
2001-09-23 12:15:27 C 07 58 56.67 +21 58 36.9 o 699
2001-09-25 11:04:33 C 08 14 11.61 +21 29 45.5 o 699
2001-09-25 11:22:45 C 08 14 17.41 +21 29 32.8 o 699
2001-09-25 11:40:54 C 08 14 23.39 +21 29 21.5 o 699
2001-09-25 11:59:03 C 08 14 29.26 +21 29 08.2 o 699
2001-09-26 11:22:16 C 08 22 06.14 +21 12 34.7 o 699
2001-09-26 11:42:42 C 08 22 12.79 +21 12 20.0 o 699
2002-06-13 09:39:49 C 19 55 20.89 -30 13 33.2 o 644
2003-08-26 08:38:11 C 01 52 54.33 +04 08 41.6 18.8 c 704
2003-08-26 08:56:40 C 01 52 54.87 +04 08 44.8 19.6 c 704
2003-08-26 09:15:52 C 01 52 55.52 +04 08 46.6 19.3 c 704
2003-08-26 09:52:26 C 01 52 56.62 +04 08 52.1 19.2 c 704
2003-09-03 09:02:34 C 01 58 49.08 +04 23 54.8 19.0 c 704
2003-09-03 09:19:35 C 01 58 49.59 +04 23 55.5 19.1 c 704
2003-09-03 09:36:30 C 01 58 49.96 +04 23 55.8 18.6 c 704
2003-09-03 09:53:33 C 01 58 50.36 +04 23 57.0 19.3 c 704
2003-09-28 07:02:40 C 02 05 19.55 +04 12 35.4 16.9 c 704
2003-09-28 07:22:10 C 02 05 19.22 +04 12 32.1 18.5 c 704
2003-09-28 07:40:38 C 02 05 18.78 +04 12 30.5 18.0 c 704
2003-09-28 08:18:25 C 02 05 18.17 +04 12 26.7 17.0 c 704
2003-09-28 09:06:10 C 02 05 17.41 +04 12 21.0 o 699
2003-09-28 09:26:43 C 02 05 17.02 +04 12 18.8 o 699
2003-09-28 09:47:13 C 02 05 16.65 +04 12 15.9 o 699
2003-09-28 10:07:46 C 02 05 16.31 +04 12 14.2 o 699
2003-10-05 14:10:07 C 02 01 02.22 +03 46 56.7 16.7 c 608
2003-10-05 14:25:44 C 02 01 01.55 +03 46 53.9 16.8 c 608
2003-10-05 14:40:49 C 02 01 00.90 +03 46 50.5 16.8 c 608
2003-10-15 07:23:06 C 01 45 29.04 +02 45 15.7 o 699
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)