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 05:44:11 s 1 -126159.20 4 +367408.17 3060.0 C57
2020-10-01 05:54:11 S 00 31 29.796 -05 52 58.51 V C57
2020-10-01 05:54:11 s 1 -126489.20 1 +367176.98 6650.0 C57
2020-10-01 06:04:11 S 00 31 28.970 -05 53 04.78 V C57
2020-10-01 06:04:11 s 1 -126818.89 7 +366944.88 9960.0 C57
2020-10-01 06:14:11 S 00 31 27.871 -05 53 11.15 V C57
2020-10-01 06:14:11 s 1 -127148.29 0 +366711.87 3000.0 C57
2020-10-01 06:24:11 S 00 31 26.580 -05 53 17.48 V C57
2020-10-01 06:24:11 s 1 -127477.38 1 +366477.96 5760.0 C57
2020-10-01 06:34:11 S 00 31 25.404 -05 53 21.88 V C57
2020-10-01 06:34:11 s 1 -127806.16 7 +366243.14 8250.0 C57
2020-10-01 06:44:11 S 00 31 24.434 -05 53 30.34 V C57
2020-10-01 06:44:11 s 1 -128134.64 8 +366007.41 460.0 C57
2020-10-01 07:04:11 S 00 31 22.315 -05 53 33.32 V C57
2020-10-01 07:04:11 s 1 -128790.68 9 +365533.23 4050.0 C57
2020-10-01 07:14:11 S 00 31 21.329 -05 53 49.13 V C57
2020-10-01 07:14:11 s 1 -129118.24 8 +365294.78 5440.0 C57
2020-10-01 07:24:11 S 00 31 20.138 -05 53 54.96 V C57
2020-10-01 07:24:11 s 1 -129445.49 6 +365055.42 6540.0 C57
2020-10-01 07:34:11 S 00 31 19.282 -05 53 57.66 V C57
2020-10-01 07:34:11 s 1 -129772.43 4 +364815.15 7360.0 C57
2020-10-01 07:44:11 S 00 31 18.041 -05 54 05.98 V C57
2020-10-01 07:44:11 s 1 -130099.06 0 +364573.97 7900.0 C57
2020-10-01 07:54:11 S 00 31 17.150 -05 54 08.64 V C57
2020-10-01 07:54:11 s 1 -130425.37 3 +364331.88 8160.0 C57
2020-10-01 08:04:11 S 00 31 15.886 -05 54 17.75 V C57
2020-10-01 08:04:11 s 1 -130751.37 2 +364088.88 8140.0 C57
2020-10-01 08:14:11 S 00 31 14.880 -05 54 24.26 V C57
2020-10-01 08:14:11 s 1 -131077.05 6 +363844.97 7840.0 C57
2020-10-01 08:24:11 S 00 31 13.812 -05 54 29.16 V C57
2020-10-01 08:24:11 s 1 -131402.42 3 +363600.15 7260.0 C57
2020-10-01 08:34:11 S 00 31 12.576 -05 54 32.76 V C57
2020-10-01 08:34:11 s 1 -131727.47 3 +363354.42 6390.0 C57
2020-10-01 08:44:11 S 00 31 11.395 -05 54 44.17 V C57
2020-10-01 08:44:11 s 1 -132052.20 5 +363107.78 5230.0 C57
2020-10-01 08:54:11 S 00 31 10.529 -05 54 49.14 V C57
2020-10-01 08:54:11 s 1 -132376.61 7 +362860.23 3790.0 C57
2020-10-01 09:04:11 S 00 31 09.607 -05 54 52.74 V C57
2020-10-01 09:04:11 s 1 -132700.70 9 +362611.77 2060.0 C57
2020-10-01 09:14:11 S 00 31 08.513 -05 54 59.65 V C57
2020-10-01 09:14:11 s 1 -133024.47 8 +362362.39 50.0 C57
2020-10-01 09:24:11 S 00 31 07.368 -05 55 05.52 V C57
2020-10-01 09:24:11 s 1 -133347.92 5 +362112.11 7750.0 C57
2020-10-01 09:34:11 S 00 31 06.396 -05 55 13.01 V C57
2020-10-01 09:34:11 s 1 -133671.04 7 +361860.91 5160.0 C57
2020-10-01 09:44:11 S 00 31 05.273 -05 55 20.78 V C57
2020-10-01 09:44:11 s 1 -133993.84 5 +361608.80 2280.0 C57
2020-10-01 09:54:11 S 00 31 04.274 -05 55 28.49 V C57
2020-10-01 09:54:11 s 1 -134316.31 6 +361355.78 9110.0 C57
2020-10-01 10:04:11 S 00 31 02.950 -05 55 30.50 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)