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
2020-09-25 04:24:11 s 1 +167394.52 8 +204110.49 4770.0 C57
2020-09-25 04:34:11 S 00 46 28.238 -04 28 03.04 V C57
2020-09-25 04:34:11 s 1 +167234.37 6 +204803.71 6130.0 C57
2020-09-25 04:44:11 S 00 46 27.394 -04 28 08.44 V C57
2020-09-25 04:44:11 s 1 +167072.92 9 +205495.35 6840.0 C57
2020-09-25 04:54:11 S 00 46 26.249 -04 28 16.46 V C57
2020-09-25 04:54:11 s 1 +166910.19 4 +206185.41 6890.0 C57
2020-09-25 05:04:11 S 00 46 25.428 -04 28 20.89 V C57
2020-09-25 05:04:11 s 1 +166746.17 9 +206873.88 6300.0 C57
2020-09-25 05:14:11 S 00 46 24.240 -04 28 27.66 V C57
2020-09-25 05:14:11 s 1 +166580.89 1 +207560.78 5060.0 C57
2020-09-25 05:24:11 S 00 46 23.374 -04 28 31.91 V C57
2020-09-25 05:24:11 s 1 +166414.33 8 +208246.11 3180.0 C57
2020-09-25 05:34:11 S 00 46 22.421 -04 28 36.26 V C57
2020-09-25 05:34:11 s 1 +166246.52 8 +208929.86 660.0 C57
2020-09-25 05:54:11 S 00 46 20.472 -04 28 48.90 V C57
2020-09-25 05:54:11 s 1 +165907.16 2 +210292.65 3730.0 C57
2020-09-25 06:24:11 S 00 46 17.210 -04 29 04.02 V C57
2020-09-25 06:24:11 s 1 +165388.86 0 +212325.10 8650.0 C57
2020-09-25 06:34:11 S 00 46 16.397 -04 29 12.08 V C57
2020-09-25 06:34:11 s 1 +165213.65 4 +212999.46 2390.0 C57
2020-09-25 07:24:11 S 00 46 11.321 -04 29 37.21 V C57
2020-09-25 07:24:11 s 1 +164319.64 4 +216347.98 2050.0 C57
2020-09-25 07:34:11 S 00 46 10.459 -04 29 41.75 V C57
2020-09-25 07:34:11 s 1 +164137.29 4 +217013.04 2190.0 C57
2020-09-25 07:44:11 S 00 46 09.528 -04 29 49.38 V C57
2020-09-25 07:44:11 s 1 +163953.77 8 +217676.56 1750.0 C57
2020-09-25 07:54:11 S 00 46 08.510 -04 29 53.70 V C57
2020-09-25 07:54:11 s 1 +163769.10 1 +218338.54 720.0 C57
2020-09-25 08:04:11 S 00 46 07.586 -04 30 02.09 V C57
2020-09-25 08:04:11 s 1 +163583.27 1 +218998.99 9110.0 C57
2020-09-25 08:14:11 S 00 46 06.662 -04 30 07.56 V C57
2020-09-25 08:14:11 s 1 +163396.29 4 +219657.90 6930.0 C57
2020-09-25 08:24:11 S 00 46 05.482 -04 30 08.71 V C57
2020-09-25 08:24:11 s 1 +163208.17 6 +220315.27 4180.0 C57
2020-09-25 08:34:11 S 00 46 04.709 -04 30 15.34 V C57
2020-09-25 08:34:11 s 1 +163018.92 4 +220971.12 850.0 C57
2020-09-25 08:44:11 S 00 46 03.559 -04 30 23.04 V C57
2020-09-25 08:44:11 s 1 +162828.54 5 +221625.44 6960.0 C57
2020-09-25 08:54:11 S 00 46 02.438 -04 30 27.40 V C57
2020-09-25 08:54:11 s 1 +162637.04 4 +222278.24 2510.0 C57
2020-09-25 09:04:11 S 00 46 01.630 -04 30 32.94 V C57
2020-09-25 09:04:11 s 1 +162444.42 9 +222929.51 7500.0 C57
2020-09-25 09:14:11 S 00 46 00.355 -04 30 39.02 V C57
2020-09-25 09:14:11 s 1 +162250.70 5 +223579.26 1940.0 C57
2020-09-25 09:24:11 S 00 45 59.582 -04 30 45.61 V C57
2020-09-25 09:24:11 s 1 +162055.87 8 +224227.50 5820.0 C57
2020-09-25 09:34:11 S 00 45 58.591 -04 30 49.97 V C57
2020-09-25 09:34:11 s 1 +161859.95 6 +224874.21 9160.0 C57
2020-09-25 09:44:11 S 00 45 57.665 -04 30 52.42 V C57
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)