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
2020-10-03 12:44:11 s 1 -210608.68 4 +239804.76 8990.0 C57
2020-10-03 12:54:11 S 00 25 31.562 -06 27 28.26 V C57
2020-10-03 12:54:11 s 1 -210757.13 2 +239252.84 6640.0 C57
2020-10-03 13:04:11 S 00 25 30.415 -06 27 38.66 V C57
2020-10-03 13:04:11 s 1 -210904.65 9 +238699.87 3590.0 C57
2020-10-03 13:14:11 S 00 25 29.419 -06 27 43.52 V C57
2020-10-03 13:14:11 s 1 -211051.26 0 +238145.82 9850.0 C57
2020-10-03 13:24:11 S 00 25 28.373 -06 27 48.02 V C57
2020-10-03 13:24:11 s 1 -211196.93 2 +237590.71 5420.0 C57
2020-10-03 13:44:11 S 00 25 26.227 -06 28 00.05 V C57
2020-10-03 13:44:11 s 1 -211485.47 6 +236477.28 4480.0 C57
2020-10-03 13:54:11 S 00 25 25.051 -06 28 08.33 V C57
2020-10-03 13:54:11 s 1 -211628.34 1 +235918.96 7960.0 C57
2020-10-03 14:04:11 S 00 25 23.988 -06 28 13.91 V C57
2020-10-03 14:04:11 s 1 -211770.26 3 +235359.58 730.0 C57
2020-10-03 14:14:11 S 00 25 22.937 -06 28 19.78 V C57
2020-10-03 14:14:11 s 1 -211911.23 8 +234799.12 2810.0 C57
2020-10-03 14:24:11 S 00 25 21.811 -06 28 24.60 V C57
2020-10-03 14:24:11 s 1 -212051.26 4 +234237.59 4170.0 C57
2020-10-03 14:44:11 S 00 25 19.524 -06 28 39.54 V C57
2020-10-03 14:44:11 s 1 -212328.45 2 +233111.32 4780.0 C57
2020-10-03 14:54:11 S 00 25 18.533 -06 28 48.65 V C57
2020-10-03 14:54:11 s 1 -212465.60 7 +232546.57 4010.0 C57
2020-10-03 15:04:11 S 00 25 17.292 -06 28 52.07 V C57
2020-10-03 15:04:11 s 1 -212601.79 8 +231980.75 2530.0 C57
2020-10-03 15:24:11 S 00 25 15.199 -06 29 06.04 V C57
2020-10-03 15:24:11 s 1 -212871.27 1 +230845.89 7420.0 C57
2020-10-03 15:34:11 S 00 25 14.100 -06 29 13.20 V C57
2020-10-03 15:34:11 s 1 -213004.54 7 +230276.84 3770.0 C57
2020-10-03 15:44:11 S 00 25 13.073 -06 29 18.78 V C57
2020-10-03 15:44:11 s 1 -213136.84 4 +229706.72 9410.0 C57
2020-10-03 15:54:11 S 00 25 12.079 -06 29 24.14 V C57
2020-10-03 15:54:11 s 1 -213268.15 9 +229135.51 4310.0 C57
2020-10-03 16:04:11 S 00 25 10.903 -06 29 32.24 V C57
2020-10-03 16:04:11 s 1 -213398.48 7 +228563.24 8490.0 C57
2020-10-03 16:14:11 S 00 25 09.785 -06 29 36.74 V C57
2020-10-03 16:14:11 s 1 -213527.82 5 +227989.88 1930.0 C57
2020-10-03 16:24:11 S 00 25 08.777 -06 29 43.44 V C57
2020-10-03 16:24:11 s 1 -213656.16 9 +227415.44 4650.0 C57
2020-10-03 16:34:11 S 00 25 07.536 -06 29 51.11 V C57
2020-10-03 16:34:11 s 1 -213783.51 5 +226839.92 6620.0 C57
2020-10-03 16:44:11 S 00 25 06.485 -06 29 57.59 V C57
2020-10-03 16:44:11 s 1 -213909.86 0 +226263.32 7850.0 C57
2020-10-03 16:54:11 S 00 25 05.431 -06 29 59.24 V C57
2020-10-03 16:54:11 s 1 -214035.19 9 +225685.64 8340.0 C57
2020-10-03 17:04:11 S 00 25 04.205 -06 30 07.96 V C57
2020-10-03 17:04:11 s 1 -214159.52 9 +225106.88 8090.0 C57
2020-10-03 19:24:11 S 00 24 49.030 -06 31 37.85 V C57
2020-10-03 19:24:11 s 1 -215791.98 0 +216890.18 5010.0 C57
2020-10-03 20:14:11 S 00 24 43.692 -06 32 07.30 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)