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
2020-09-28 23:34:11 S 00 37 14.990 -05 20 05.32 V C57
2020-09-28 23:44:11 S 00 37 13.954 -05 20 12.01 V C57
2020-09-28 23:54:11 S 00 37 13.013 -05 20 16.91 V C57
2020-09-29 00:04:11 S 00 37 11.825 -05 20 24.04 V C57
2020-09-29 00:14:11 S 00 37 10.961 -05 20 28.14 V C57
2020-09-29 00:24:11 S 00 37 09.785 -05 20 36.96 V C57
2020-09-29 00:24:11 s 1 -10293.938 0 +395267.39 3580.0 C57
2020-09-29 00:34:11 S 00 37 08.882 -05 20 41.75 V C57
2020-09-29 00:34:11 s 1 -10673.145 0 +395324.33 1690.0 C57
2020-09-29 00:44:11 S 00 37 07.553 -05 20 48.19 V C57
2020-09-29 00:44:11 s 1 -11052.334 0 +395380.35 9720.0 C57
2020-09-29 00:54:11 S 00 37 06.845 -05 20 50.50 V C57
2020-09-29 00:54:11 s 1 -11431.504 0 +395435.44 7680.0 C57
2020-09-29 01:04:11 S 00 37 05.604 -05 21 01.40 V C57
2020-09-29 01:04:11 s 1 -11810.654 0 +395489.62 5550.0 C57
2020-09-29 01:14:11 S 00 37 04.442 -05 21 08.21 V C57
2020-09-29 01:14:11 s 1 -12189.782 0 +395542.87 3340.0 C57
2020-09-29 01:24:11 S 00 37 03.619 -05 21 09.47 V C57
2020-09-29 01:24:11 s 1 -12568.889 0 +395595.21 1050.0 C57
2020-09-29 01:34:11 S 00 37 02.532 -05 21 16.99 V C57
2020-09-29 01:34:11 s 1 -12947.973 0 +395646.62 8680.0 C57
2020-09-29 01:44:11 S 00 37 01.414 -05 21 22.61 V C57
2020-09-29 01:44:11 s 1 -13327.034 0 +395697.12 6230.0 C57
2020-09-29 01:54:11 S 00 37 00.382 -05 21 29.84 V C57
2020-09-29 01:54:11 s 1 -13706.070 0 +395746.69 3700.0 C57
2020-09-29 02:04:11 S 00 36 59.393 -05 21 36.43 V C57
2020-09-29 02:04:11 s 1 -14085.081 0 +395795.34 1080.0 C57
2020-09-29 02:14:11 S 00 36 58.238 -05 21 43.34 V C57
2020-09-29 02:14:11 s 1 -14464.066 0 +395843.08 8380.0 C57
2020-09-29 02:24:11 S 00 36 57.214 -05 21 45.86 V C57
2020-09-29 02:24:11 s 1 -14843.023 0 +395889.90 5600.0 C57
2020-09-29 02:34:11 S 00 36 56.244 -05 21 54.50 V C57
2020-09-29 02:34:11 s 1 -15221.953 0 +395935.80 2730.0 C57
2020-09-29 02:44:11 S 00 36 55.094 -05 22 00.95 V C57
2020-09-29 02:44:11 s 1 -15600.855 0 +395980.78 9770.0 C57
2020-09-29 02:54:11 S 00 36 54.120 -05 22 02.93 V C57
2020-09-29 02:54:11 s 1 -15979.727 0 +396024.84 6730.0 C57
2020-09-29 03:04:11 S 00 36 52.925 -05 22 13.66 V C57
2020-09-29 03:04:11 s 1 -16358.568 0 +396067.99 3610.0 C57
2020-09-29 03:14:11 S 00 36 52.111 -05 22 15.82 V C57
2020-09-29 03:14:11 s 1 -16737.378 0 +396110.21 390.0 C57
2020-09-29 03:24:11 S 00 36 51.026 -05 22 22.08 V C57
2020-09-29 03:24:11 s 1 -17116.157 0 +396151.53 7090.0 C57
2020-09-29 03:34:11 S 00 36 49.975 -05 22 28.81 V C57
2020-09-29 03:34:11 s 1 -17494.902 0 +396191.92 3700.0 C57
2020-09-29 03:44:11 S 00 36 48.948 -05 22 31.73 V C57
2020-09-29 03:44:11 s 1 -17873.614 0 +396231.40 230.0 C57
2020-09-29 03:54:11 S 00 36 47.902 -05 22 40.73 V C57
2020-09-29 03:54:11 s 1 -18252.291 0 +396269.96 6660.0 C57
2020-09-29 04:04:11 S 00 36 46.807 -05 22 48.07 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)