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
2020-09-26 13:54:11 s 1 +116608.34 7 +314551.66 5350.0 C57
2020-09-26 14:04:11 S 00 43 07.966 -04 46 43.36 V C57
2020-09-26 14:04:11 s 1 +116290.10 1 +314969.13 480.0 C57
2020-09-26 14:14:11 S 00 43 07.118 -04 46 48.07 V C57
2020-09-26 14:14:11 s 1 +115971.41 2 +315385.42 5430.0 C57
2020-09-26 14:54:11 S 00 43 03.067 -04 47 12.73 V C57
2020-09-26 14:54:11 s 1 +114692.27 7 +317038.65 3340.0 C57
2020-09-26 15:04:11 S 00 43 02.069 -04 47 16.69 V C57
2020-09-26 15:04:11 s 1 +114371.41 1 +317448.98 7350.0 C57
2020-09-26 15:14:11 S 00 43 01.078 -04 47 24.25 V C57
2020-09-26 15:14:11 s 1 +114050.11 5 +317858.14 1170.0 C57
2020-09-26 15:24:11 S 00 42 59.995 -04 47 29.83 V C57
2020-09-26 15:24:11 s 1 +113728.39 2 +318266.10 4820.0 C57
2020-09-26 15:34:11 S 00 42 58.975 -04 47 34.44 V C57
2020-09-26 15:34:11 s 1 +113406.24 5 +318672.89 8280.0 C57
2020-09-26 15:44:11 S 00 42 58.027 -04 47 41.39 V C57
2020-09-26 15:44:11 s 1 +113083.67 6 +319078.49 1560.0 C57
2020-09-26 15:54:11 S 00 42 56.954 -04 47 48.52 V C57
2020-09-26 15:54:11 s 1 +112760.68 7 +319482.91 4670.0 C57
2020-09-26 16:04:11 S 00 42 55.934 -04 47 51.18 V C57
2020-09-26 16:04:11 s 1 +112437.28 1 +319886.16 7590.0 C57
2020-09-26 16:14:11 S 00 42 54.958 -04 48 01.19 V C57
2020-09-26 16:14:11 s 1 +112113.45 8 +320288.22 340.0 C57
2020-09-26 16:24:11 S 00 42 53.945 -04 48 04.79 V C57
2020-09-26 16:24:11 s 1 +111789.22 2 +320689.12 2920.0 C57
2020-09-26 16:34:11 S 00 42 53.033 -04 48 13.97 V C57
2020-09-26 16:34:11 s 1 +111464.57 5 +321088.83 5320.0 C57
2020-09-26 16:44:11 S 00 42 51.977 -04 48 14.04 V C57
2020-09-26 16:44:11 s 1 +111139.51 9 +321487.38 7550.0 C57
2020-09-26 16:54:11 S 00 42 50.882 -04 48 22.00 V C57
2020-09-26 16:54:11 s 1 +110814.05 5 +321884.75 9610.0 C57
2020-09-26 17:04:11 S 00 42 49.906 -04 48 26.14 V C57
2020-09-26 17:04:11 s 1 +110488.18 7 +322280.95 1490.0 C57
2020-09-26 17:14:11 S 00 42 48.893 -04 48 33.34 V C57
2020-09-26 17:14:11 s 1 +110161.91 6 +322675.98 3210.0 C57
2020-09-26 17:24:11 S 00 42 48.089 -04 48 39.28 V C57
2020-09-26 17:24:11 s 1 +109835.24 4 +323069.84 4760.0 C57
2020-09-26 17:34:11 S 00 42 46.872 -04 48 44.14 V C57
2020-09-26 17:34:11 s 1 +109508.17 4 +323462.54 6140.0 C57
2020-09-26 17:44:11 S 00 42 45.751 -04 48 49.64 V C57
2020-09-26 17:44:11 s 1 +109180.70 8 +323854.07 7350.0 C57
2020-09-26 17:54:11 S 00 42 44.772 -04 48 56.95 V C57
2020-09-26 17:54:11 s 1 +108852.84 6 +324244.44 8410.0 C57
2020-09-26 18:04:11 S 00 42 43.766 -04 49 04.55 V C57
2020-09-26 18:04:11 s 1 +108524.59 3 +324633.64 9290.0 C57
2020-09-26 18:14:11 S 00 42 43.039 -04 49 07.54 V C57
2020-09-26 18:14:11 s 1 +108195.94 9 +325021.68 20.0 C57
2020-09-26 18:24:11 S 00 42 41.746 -04 49 16.28 V C57
2020-09-26 18:24:11 s 1 +107866.91 8 +325408.56 580.0 C57
2020-09-26 18:34:11 S 00 42 40.838 -04 49 22.51 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)