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
2020-09-26 09:34:11 s 1 +124719.69 1 +303273.53 360.0 C57
2020-09-26 09:44:11 S 00 43 34.438 -04 44 18.46 V C57
2020-09-26 09:44:11 s 1 +124413.78 9 +303722.55 930.0 C57
2020-09-26 09:54:11 S 00 43 33.058 -04 44 25.87 V C57
2020-09-26 09:54:11 s 1 +124107.38 1 +304170.34 1270.0 C57
2020-09-26 10:04:11 S 00 43 32.201 -04 44 28.21 V C57
2020-09-26 10:04:11 s 1 +123800.46 9 +304616.90 1400.0 C57
2020-09-26 10:14:11 S 00 43 31.030 -04 44 34.15 V C57
2020-09-26 10:14:11 s 1 +123493.05 7 +305062.23 1290.0 C57
2020-09-26 10:24:11 S 00 43 30.127 -04 44 42.68 V C57
2020-09-26 10:24:11 s 1 +123185.14 6 +305506.33 970.0 C57
2020-09-26 10:34:11 S 00 43 28.978 -04 44 46.50 V C57
2020-09-26 10:34:11 s 1 +122876.74 0 +305949.21 430.0 C57
2020-09-26 10:44:11 S 00 43 28.267 -04 44 51.97 V C57
2020-09-26 10:44:11 s 1 +122567.84 0 +306390.87 9660.0 C57
2020-09-26 10:54:11 S 00 43 27.130 -04 44 56.98 V C57
2020-09-26 10:54:11 s 1 +122258.45 0 +306831.30 8680.0 C57
2020-09-26 11:04:11 S 00 43 25.894 -04 45 04.97 V C57
2020-09-26 11:04:11 s 1 +121948.57 2 +307270.51 7480.0 C57
2020-09-26 11:14:11 S 00 43 25.022 -04 45 11.77 V C57
2020-09-26 11:14:11 s 1 +121638.20 8 +307708.50 6070.0 C57
2020-09-26 11:24:11 S 00 43 24.089 -04 45 14.11 V C57
2020-09-26 11:24:11 s 1 +121327.36 1 +308145.27 4450.0 C57
2020-09-26 11:34:11 S 00 43 23.141 -04 45 23.22 V C57
2020-09-26 11:34:11 s 1 +121016.03 4 +308580.82 2610.0 C57
2020-09-26 11:44:11 S 00 43 22.006 -04 45 27.50 V C57
2020-09-26 11:44:11 s 1 +120704.22 8 +309015.16 560.0 C57
2020-09-26 11:54:11 S 00 43 20.995 -04 45 31.07 V C57
2020-09-26 11:54:11 s 1 +120391.94 7 +309448.29 8300.0 C57
2020-09-26 12:04:11 S 00 43 20.242 -04 45 37.19 V C57
2020-09-26 12:04:11 s 1 +120079.19 2 +309880.20 5830.0 C57
2020-09-26 12:24:11 S 00 43 18.079 -04 45 48.02 V C57
2020-09-26 12:24:11 s 1 +119452.27 3 +310740.40 280.0 C57
2020-09-26 12:34:11 S 00 43 17.002 -04 45 51.41 V C57
2020-09-26 12:34:11 s 1 +119138.11 3 +311168.69 7200.0 C57
2020-09-26 12:44:11 S 00 43 16.272 -04 46 02.14 V C57
2020-09-26 12:44:11 s 1 +118823.49 0 +311595.77 3910.0 C57
2020-09-26 12:54:11 S 00 43 15.214 -04 46 08.33 V C57
2020-09-26 12:54:11 s 1 +118508.40 6 +312021.64 430.0 C57
2020-09-26 13:04:11 S 00 43 13.882 -04 46 13.48 V C57
2020-09-26 13:04:11 s 1 +118192.86 2 +312446.31 6740.0 C57
2020-09-26 13:14:11 S 00 43 13.068 -04 46 17.51 V C57
2020-09-26 13:14:11 s 1 +117876.86 3 +312869.78 2850.0 C57
2020-09-26 13:24:11 S 00 43 12.091 -04 46 23.16 V C57
2020-09-26 13:24:11 s 1 +117560.40 9 +313292.05 8770.0 C57
2020-09-26 13:34:11 S 00 43 10.915 -04 46 29.17 V C57
2020-09-26 13:34:11 s 1 +117243.50 4 +313713.11 4490.0 C57
2020-09-26 13:44:11 S 00 43 09.900 -04 46 32.84 V C57
2020-09-26 13:44:11 s 1 +116926.14 9 +314132.98 10.0 C57
2020-09-26 13:54:11 S 00 43 09.103 -04 46 39.25 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)