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
2020-09-29 17:14:11 s 1 -48360.607 0 +396408.98 3590.0 C57
2020-09-29 17:24:11 S 00 35 22.896 -05 30 45.54 V C57
2020-09-29 17:24:11 s 1 -48733.722 0 +396374.13 960.0 C57
2020-09-29 17:34:11 S 00 35 21.794 -05 30 49.90 V C57
2020-09-29 17:34:11 s 1 -49106.734 0 +396338.37 8200.0 C57
2020-09-29 17:44:11 S 00 35 20.714 -05 30 58.28 V C57
2020-09-29 17:44:11 s 1 -49479.644 0 +396301.72 5310.0 C57
2020-09-29 17:54:11 S 00 35 19.793 -05 31 04.66 V C57
2020-09-29 17:54:11 s 1 -49852.449 0 +396264.17 2280.0 C57
2020-09-29 18:04:11 S 00 35 18.744 -05 31 08.51 V C57
2020-09-29 18:04:11 s 1 -50225.150 0 +396225.72 9120.0 C57
2020-09-29 18:14:11 S 00 35 17.731 -05 31 17.44 V C57
2020-09-29 18:14:11 s 1 -50597.744 0 +396186.38 5810.0 C57
2020-09-29 18:24:11 S 00 35 16.819 -05 31 22.40 V C57
2020-09-29 18:24:11 s 1 -50970.232 0 +396146.13 2380.0 C57
2020-09-29 18:34:11 S 00 35 15.478 -05 31 29.35 V C57
2020-09-29 18:34:11 s 1 -51342.613 0 +396104.99 8800.0 C57
2020-09-29 18:44:11 S 00 35 14.441 -05 31 34.90 V C57
2020-09-29 18:44:11 s 1 -51714.885 0 +396062.95 5080.0 C57
2020-09-29 18:54:11 S 00 35 13.414 -05 31 42.49 V C57
2020-09-29 18:54:11 s 1 -52087.048 0 +396020.01 1230.0 C57
2020-09-29 19:04:11 S 00 35 12.418 -05 31 45.34 V C57
2020-09-29 19:04:11 s 1 -52459.101 0 +395976.18 7230.0 C57
2020-09-29 19:14:11 S 00 35 11.280 -05 31 50.74 V C57
2020-09-29 19:14:11 s 1 -52831.044 0 +395931.44 3100.0 C57
2020-09-29 19:24:11 S 00 35 10.217 -05 31 54.88 V C57
2020-09-29 19:24:11 s 1 -53202.875 0 +395885.81 8820.0 C57
2020-09-29 19:34:11 S 00 35 09.156 -05 32 02.83 V C57
2020-09-29 19:34:11 s 1 -53574.594 0 +395839.28 4400.0 C57
2020-09-29 19:44:11 S 00 35 08.191 -05 32 08.88 V C57
2020-09-29 19:44:11 s 1 -53946.199 0 +395791.86 9840.0 C57
2020-09-29 19:54:11 S 00 35 07.054 -05 32 17.74 V C57
2020-09-29 19:54:11 s 1 -54317.691 0 +395743.54 5140.0 C57
2020-09-29 20:04:11 S 00 35 05.952 -05 32 21.26 V C57
2020-09-29 20:04:11 s 1 -54689.068 0 +395694.32 300.0 C57
2020-09-29 20:24:11 S 00 35 03.766 -05 32 37.72 V C57
2020-09-29 20:24:11 s 1 -55431.473 0 +395593.19 180.0 C57
2020-09-29 20:34:11 S 00 35 02.887 -05 32 41.21 V C57
2020-09-29 20:34:11 s 1 -55802.500 0 +395541.28 4900.0 C57
2020-09-29 20:44:11 S 00 35 02.038 -05 32 45.71 V C57
2020-09-29 20:44:11 s 1 -56173.409 0 +395488.48 9480.0 C57
2020-09-29 20:54:11 S 00 35 00.876 -05 32 52.69 V C57
2020-09-29 20:54:11 s 1 -56544.199 0 +395434.78 3910.0 C57
2020-09-29 21:04:11 S 00 34 59.707 -05 32 55.90 V C57
2020-09-29 21:04:11 s 1 -56914.869 0 +395380.18 8200.0 C57
2020-09-29 21:14:11 S 00 34 58.591 -05 33 04.00 V C57
2020-09-29 21:14:11 s 1 -57285.419 0 +395324.69 2330.0 C57
2020-09-29 21:24:11 S 00 34 57.557 -05 33 10.15 V C57
2020-09-29 21:24:11 s 1 -57655.847 0 +395268.30 6320.0 C57
2020-09-29 21:34:11 S 00 34 56.494 -05 33 16.74 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)