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
2020-10-01 00:34:11 s 1 -115785.71 6 +374126.23 740.0 C57
2020-10-01 00:44:11 S 00 32 03.103 -05 49 48.79 V C57
2020-10-01 00:44:11 s 1 -116124.52 7 +373923.06 2410.0 C57
2020-10-01 00:54:11 S 00 32 02.100 -05 49 54.95 V C57
2020-10-01 00:54:11 s 1 -116463.06 9 +373718.99 3840.0 C57
2020-10-01 01:14:11 S 00 32 00.014 -05 50 05.93 V C57
2020-10-01 01:14:11 s 1 -117139.34 1 +373308.15 5930.0 C57
2020-10-01 01:24:11 S 00 31 58.841 -05 50 09.31 V C57
2020-10-01 01:24:11 s 1 -117477.07 0 +373101.38 6600.0 C57
2020-10-01 01:34:11 S 00 31 57.840 -05 50 17.05 V C57
2020-10-01 01:34:11 s 1 -117814.52 5 +372893.70 7020.0 C57
2020-10-01 01:44:11 S 00 31 56.642 -05 50 26.66 V C57
2020-10-01 01:44:11 s 1 -118151.70 7 +372685.12 7180.0 C57
2020-10-01 01:54:11 S 00 31 55.529 -05 50 32.96 V C57
2020-10-01 01:54:11 s 1 -118488.61 4 +372475.64 7080.0 C57
2020-10-01 02:04:11 S 00 31 54.569 -05 50 36.10 V C57
2020-10-01 02:04:11 s 1 -118825.24 5 +372265.26 6740.0 C57
2020-10-01 02:14:11 S 00 31 53.570 -05 50 41.35 V C57
2020-10-01 02:14:11 s 1 -119161.59 8 +372053.98 6130.0 C57
2020-10-01 02:24:11 S 00 31 52.368 -05 50 49.09 V C57
2020-10-01 02:24:11 s 1 -119497.67 4 +371841.79 5270.0 C57
2020-10-01 02:34:11 S 00 31 51.331 -05 50 54.89 V C57
2020-10-01 02:34:11 s 1 -119833.47 1 +371628.70 4150.0 C57
2020-10-01 02:54:11 S 00 31 49.174 -05 51 07.60 V C57
2020-10-01 02:54:11 s 1 -120504.22 2 +371199.81 1140.0 C57
2020-10-01 03:04:11 S 00 31 48.103 -05 51 12.38 V C57
2020-10-01 03:04:11 s 1 -120839.17 5 +370984.01 9250.0 C57
2020-10-01 03:14:11 S 00 31 47.107 -05 51 20.92 V C57
2020-10-01 03:14:11 s 1 -121173.84 5 +370767.30 7100.0 C57
2020-10-01 03:24:11 S 00 31 45.876 -05 51 27.11 V C57
2020-10-01 03:24:11 s 1 -121508.23 1 +370549.70 4680.0 C57
2020-10-01 03:34:11 S 00 31 44.902 -05 51 33.30 V C57
2020-10-01 03:34:11 s 1 -121842.33 2 +370331.18 2000.0 C57
2020-10-01 03:44:11 S 00 31 43.795 -05 51 37.37 V C57
2020-10-01 03:44:11 s 1 -122176.14 6 +370111.77 9070.0 C57
2020-10-01 03:54:11 S 00 31 42.811 -05 51 43.13 V C57
2020-10-01 03:54:11 s 1 -122509.67 3 +369891.45 5860.0 C57
2020-10-01 04:04:11 S 00 31 41.796 -05 51 50.29 V C57
2020-10-01 04:04:11 s 1 -122842.91 1 +369670.22 2400.0 C57
2020-10-01 04:14:11 S 00 31 40.790 -05 51 58.10 V C57
2020-10-01 04:14:11 s 1 -123175.86 0 +369448.09 8670.0 C57
2020-10-01 04:24:11 S 00 31 39.674 -05 52 01.16 V C57
2020-10-01 04:24:11 s 1 -123508.51 9 +369225.05 4670.0 C57
2020-10-01 04:44:11 S 00 31 37.013 -05 52 09.70 V C57
2020-10-01 04:44:11 s 1 -124172.96 0 +368776.27 5880.0 C57
2020-10-01 05:24:11 S 00 31 33.398 -05 52 39.04 V C57
2020-10-01 05:24:11 s 1 -125498.31 1 +367867.82 5080.0 C57
2020-10-01 05:34:11 S 00 31 31.980 -05 52 48.04 V C57
2020-10-01 05:34:11 s 1 -125828.90 7 +367638.45 9210.0 C57
2020-10-01 05:44:11 S 00 31 30.984 -05 52 49.69 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)