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 21:34:11 s 1 -58026.153 0 +395211.01 170.0 C57
2020-09-29 21:44:11 S 00 34 55.529 -05 33 22.79 V C57
2020-09-29 21:44:11 s 1 -58396.336 0 +395152.83 3860.0 C57
2020-09-29 21:54:11 S 00 34 54.413 -05 33 25.13 V C57
2020-09-29 21:54:11 s 1 -58766.395 0 +395093.75 7410.0 C57
2020-09-29 22:04:11 S 00 34 53.352 -05 33 34.38 V C57
2020-09-29 22:04:11 s 1 -59136.329 0 +395033.78 800.0 C57
2020-09-29 22:14:11 S 00 34 52.217 -05 33 40.75 V C57
2020-09-29 22:14:11 s 1 -59506.137 0 +394972.91 4040.0 C57
2020-09-29 22:24:11 S 00 34 51.175 -05 33 48.96 V C57
2020-09-29 22:24:11 s 1 -59875.819 0 +394911.15 7140.0 C57
2020-09-29 22:34:11 S 00 34 50.318 -05 33 51.62 V C57
2020-09-29 22:34:11 s 1 -60245.374 0 +394848.49 80.0 C57
2020-09-29 22:44:11 S 00 34 49.344 -05 33 58.93 V C57
2020-09-29 22:44:11 s 1 -60614.801 0 +394784.94 2870.0 C57
2020-09-29 22:54:11 S 00 34 48.192 -05 34 05.02 V C57
2020-09-29 22:54:11 s 1 -60984.098 0 +394720.49 5510.0 C57
2020-09-29 23:04:11 S 00 34 47.028 -05 34 10.78 V C57
2020-09-29 23:04:11 s 1 -61353.266 0 +394655.14 7990.0 C57
2020-09-29 23:14:11 S 00 34 45.941 -05 34 17.40 V C57
2020-09-29 23:14:11 s 1 -61722.304 0 +394588.90 320.0 C57
2020-09-29 23:24:11 S 00 34 44.981 -05 34 20.71 V C57
2020-09-29 23:24:11 s 1 -62091.210 0 +394521.77 2500.0 C57
2020-09-29 23:34:11 S 00 34 43.963 -05 34 31.44 V C57
2020-09-29 23:34:11 s 1 -62459.983 0 +394453.74 4520.0 C57
2020-09-29 23:44:11 S 00 34 42.926 -05 34 32.56 V C57
2020-09-29 23:44:11 s 1 -62828.624 0 +394384.82 6380.0 C57
2020-09-29 23:54:11 S 00 34 41.767 -05 34 40.80 V C57
2020-09-29 23:54:11 s 1 -63197.131 0 +394315.00 8090.0 C57
2020-09-30 00:04:11 S 00 34 40.735 -05 34 44.58 V C57
2020-09-30 00:04:11 s 1 -63565.503 0 +394244.29 9640.0 C57
2020-09-30 00:14:11 S 00 34 39.521 -05 34 53.18 V C57
2020-09-30 00:14:11 s 1 -63933.739 0 +394172.68 1040.0 C57
2020-09-30 00:24:11 S 00 34 38.676 -05 34 58.04 V C57
2020-09-30 00:24:11 s 1 -64301.839 0 +394100.18 2280.0 C57
2020-09-30 01:24:11 S 00 34 32.196 -05 35 36.31 V C57
2020-09-30 01:24:11 s 1 -66507.527 0 +393646.39 6350.0 C57
2020-09-30 01:34:11 S 00 34 31.154 -05 35 40.85 V C57
2020-09-30 01:34:11 s 1 -66874.649 0 +393567.63 6470.0 C57
2020-09-30 01:44:11 S 00 34 30.113 -05 35 44.99 V C57
2020-09-30 01:44:11 s 1 -67241.628 0 +393487.97 6420.0 C57
2020-09-30 02:04:11 S 00 34 27.794 -05 35 57.84 V C57
2020-09-30 02:04:11 s 1 -67975.152 0 +393325.98 5840.0 C57
2020-09-30 02:14:11 S 00 34 26.928 -05 36 03.82 V C57
2020-09-30 02:14:11 s 1 -68341.696 0 +393243.64 5300.0 C57
2020-09-30 02:24:11 S 00 34 25.930 -05 36 08.53 V C57
2020-09-30 02:24:11 s 1 -68708.094 0 +393160.41 4600.0 C57
2020-09-30 02:34:11 S 00 34 25.034 -05 36 15.44 V C57
2020-09-30 02:34:11 s 1 -69074.344 0 +393076.29 3730.0 C57
2020-09-30 02:44:11 S 00 34 23.789 -05 36 24.55 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)