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
2020-10-03 20:14:11 s 1 -216324.78 1 +213903.84 8520.0 C57
2020-10-03 20:24:11 S 00 24 42.485 -06 32 15.79 V C57
2020-10-03 20:24:11 s 1 -216428.08 6 +213303.29 2850.0 C57
2020-10-03 21:24:11 S 00 24 36.005 -06 32 56.58 V C57
2020-10-03 21:24:11 s 1 -217024.77 2 +209676.92 1940.0 C57
2020-10-03 21:34:11 S 00 24 34.913 -06 33 03.46 V C57
2020-10-03 21:34:11 s 1 -217120.32 1 +209068.68 610.0 C57
2020-10-03 21:44:11 S 00 24 33.756 -06 33 04.00 V C57
2020-10-03 21:44:11 s 1 -217214.74 4 +208459.34 8470.0 C57
2020-10-03 21:54:11 S 00 24 32.426 -06 33 15.62 V C57
2020-10-03 21:54:11 s 1 -217308.03 7 +207848.89 5500.0 C57
2020-10-03 22:04:11 S 00 24 31.517 -06 33 21.92 V C57
2020-10-03 22:04:11 s 1 -217400.19 5 +207237.34 1720.0 C57
2020-10-03 22:14:11 S 00 24 30.492 -06 33 24.91 V C57
2020-10-03 22:14:11 s 1 -217491.21 4 +206624.69 7100.0 C57
2020-10-03 23:14:11 S 00 24 24.012 -06 34 06.35 V C57
2020-10-03 23:14:11 s 1 -218013.14 4 +202925.59 1880.0 C57
2020-10-04 03:38:02 C 00 24 38.98 -06 37 29.1 V W33
2020-10-04 03:45:31 C 00 24 38.01 -06 37 34.0 V W33
2020-10-04 03:53:33 C 00 24 37.02 -06 37 39.2 V W33
2020-10-04 11:02:12 C 00 23 43.57 -06 42 15.6 V T05
2020-10-04 11:06:51 C 00 23 42.97 -06 42 18.8 V T05
2020-10-04 11:14:57 C 00 23 41.94 -06 42 23.8 V T05
2020-10-04 12:04:31 C 00 23 35.55 -06 42 56.3 V T05
2020-10-04 20:19:00 C 00 22 35.05 -06 48 28.3 557
2020-10-04 21:21:36 C 00 22 26.97 -06 49 09.7 557
2020-10-04 22:04:54 C 00 22 21.38 -06 49 38.1 557
2020-10-05 08:55:45 C 00 20 58.25 -06 56 43.6 V 703
2020-10-05 09:03:53 C 00 20 57.19 -06 56 49.1 V 703
2020-10-05 09:12:01 C 00 20 56.12 -06 56 54.2 V 703
2020-10-05 09:20:09 C 00 20 55.05 -06 56 59.7 V 703
2020-10-06 06:04:25 C 00 18 14.94 -07 10 47.8 U I41
2020-10-06 06:05:45 C 00 18 14.76 -07 10 48.7 U I41
2020-10-06 06:52:10 C 00 18 08.36 -07 11 19.5 V 703
2020-10-06 06:59:58 C 00 18 07.30 -07 11 24.7 V 703
2020-10-06 07:07:46 C 00 18 06.24 -07 11 30.0 V 703
2020-10-06 07:09:48 C 00 18 06.02 -07 11 31.5 U I41
2020-10-06 07:11:09 C 00 18 05.84 -07 11 32.4 U I41
2020-10-06 07:15:34 C 00 18 05.17 -07 11 35.4 V 703
2020-10-06 11:18:36 C 00 17 32.74 -07 14 13.3 V T08
2020-10-06 11:26:35 C 00 17 31.62 -07 14 18.7 V T08
2020-10-06 11:31:53 C 00 17 30.91 -07 14 22.3 V T08
2020-10-06 11:46:29 C 00 17 28.90 -07 14 32.0 V T08
2020-10-07 09:54:08 C 00 14 31.33 -07 29 24.9 V T05
2020-10-07 09:58:44 C 00 14 30.67 -07 29 28.0 V T05
2020-10-07 10:06:53 C 00 14 29.52 -07 29 33.4 V T05
2020-10-08 05:49:57 C 00 11 46.81 -07 42 57.3 V 703
2020-10-08 05:57:36 C 00 11 45.70 -07 43 02.5 V 703
2020-10-08 06:05:15 C 00 11 44.61 -07 43 07.6 V 703
2020-10-08 07:28:37 C 00 11 33.516 -07 44 00.26 U F52
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)