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
2020-10-02 13:34:11 s 1 -182342.13 6 +306459.33 870.0 C57
2020-10-02 13:44:11 S 00 28 03.439 -06 12 45.68 V C57
2020-10-02 13:44:11 s 1 -182591.58 9 +306049.12 6460.0 C57
2020-10-02 13:54:11 S 00 28 02.357 -06 12 54.11 V C57
2020-10-02 13:54:11 s 1 -182840.47 2 +305637.94 1600.0 C57
2020-10-02 14:04:11 S 00 28 01.104 -06 12 59.62 V C57
2020-10-02 14:04:11 s 1 -183088.78 5 +305225.78 6270.0 C57
2020-10-02 14:14:11 S 00 28 00.029 -06 13 07.21 V C57
2020-10-02 14:14:11 s 1 -183336.52 4 +304812.64 490.0 C57
2020-10-02 14:24:11 S 00 27 59.100 -06 13 08.44 V C57
2020-10-02 14:24:11 s 1 -183583.68 9 +304398.52 4240.0 C57
2020-10-02 14:34:11 S 00 27 57.950 -06 13 16.50 V C57
2020-10-02 14:34:11 s 1 -183830.27 8 +303983.42 7540.0 C57
2020-10-02 14:44:11 S 00 27 56.614 -06 13 23.70 V C57
2020-10-02 14:44:11 s 1 -184076.28 8 +303567.34 370.0 C57
2020-10-02 14:54:11 S 00 27 55.668 -06 13 28.60 V C57
2020-10-02 14:54:11 s 1 -184321.71 7 +303150.28 2730.0 C57
2020-10-02 15:04:11 S 00 27 54.610 -06 13 38.39 V C57
2020-10-02 15:04:11 s 1 -184566.56 4 +302732.24 4640.0 C57
2020-10-02 15:14:11 S 00 27 53.563 -06 13 44.15 V C57
2020-10-02 15:14:11 s 1 -184810.82 7 +302313.21 6070.0 C57
2020-10-02 15:54:11 S 00 27 49.056 -06 14 09.74 V C57
2020-10-02 15:54:11 s 1 -185781.99 5 +300627.28 7120.0 C57
2020-10-02 16:04:11 S 00 27 48.314 -06 14 12.12 V C57
2020-10-02 16:04:11 s 1 -186023.30 7 +300203.33 6200.0 C57
2020-10-02 16:14:11 S 00 27 46.925 -06 14 19.39 V C57
2020-10-02 16:14:11 s 1 -186264.02 2 +299778.40 4810.0 C57
2020-10-02 16:24:11 S 00 27 45.938 -06 14 25.51 V C57
2020-10-02 16:24:11 s 1 -186504.14 0 +299352.48 2940.0 C57
2020-10-02 16:34:11 S 00 27 44.861 -06 14 34.12 V C57
2020-10-02 16:34:11 s 1 -186743.65 7 +298925.58 600.0 C57
2020-10-02 16:44:11 S 00 27 43.704 -06 14 41.03 V C57
2020-10-02 16:44:11 s 1 -186982.57 3 +298497.69 7770.0 C57
2020-10-02 16:54:11 S 00 27 42.701 -06 14 43.91 V C57
2020-10-02 16:54:11 s 1 -187220.88 4 +298068.81 4470.0 C57
2020-10-02 17:04:11 S 00 27 41.539 -06 14 52.76 V C57
2020-10-02 17:04:11 s 1 -187458.58 9 +297638.94 680.0 C57
2020-10-02 17:14:11 S 00 27 40.411 -06 14 59.60 V C57
2020-10-02 17:14:11 s 1 -187695.68 6 +297208.09 6420.0 C57
2020-10-02 17:24:11 S 00 27 39.434 -06 15 03.38 V C57
2020-10-02 17:24:11 s 1 -187932.17 3 +296776.24 1660.0 C57
2020-10-02 17:34:11 S 00 27 38.352 -06 15 08.71 V C57
2020-10-02 17:34:11 s 1 -188168.04 8 +296343.41 6430.0 C57
2020-10-02 17:44:11 S 00 27 37.274 -06 15 16.49 V C57
2020-10-02 17:44:11 s 1 -188403.30 9 +295909.58 700.0 C57
2020-10-02 17:54:11 S 00 27 36.086 -06 15 24.70 V C57
2020-10-02 17:54:11 s 1 -188637.95 3 +295474.77 4490.0 C57
2020-10-02 18:04:11 S 00 27 35.054 -06 15 30.17 V C57
2020-10-02 18:04:11 s 1 -188871.97 9 +295038.96 7790.0 C57
2020-10-02 18:14:11 S 00 27 34.018 -06 15 38.34 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)