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
2020-09-30 02:44:11 s 1 -69440.446 0 +392991.27 2700.0 C57
2020-09-30 02:54:11 S 00 34 22.730 -05 36 28.91 V C57
2020-09-30 02:54:11 s 1 -69806.400 0 +392905.36 1500.0 C57
2020-09-30 03:04:11 S 00 34 21.677 -05 36 34.99 V C57
2020-09-30 03:04:11 s 1 -70172.203 0 +392818.56 130.0 C57
2020-09-30 03:14:11 S 00 34 20.563 -05 36 43.81 V C57
2020-09-30 03:14:11 s 1 -70537.856 0 +392730.86 8590.0 C57
2020-09-30 03:24:11 S 00 34 19.579 -05 36 48.42 V C57
2020-09-30 03:24:11 s 1 -70903.357 0 +392642.27 6890.0 C57
2020-09-30 03:34:11 S 00 34 18.439 -05 36 54.40 V C57
2020-09-30 03:34:11 s 1 -71268.706 0 +392552.78 5020.0 C57
2020-09-30 03:44:11 S 00 34 17.462 -05 36 57.38 V C57
2020-09-30 03:44:11 s 1 -71633.901 0 +392462.41 2980.0 C57
2020-09-30 03:54:11 S 00 34 16.260 -05 37 03.47 V C57
2020-09-30 03:54:11 s 1 -71998.943 0 +392371.13 770.0 C57
2020-09-30 04:04:11 S 00 34 15.329 -05 37 12.68 V C57
2020-09-30 04:04:11 s 1 -72363.829 0 +392278.97 8380.0 C57
2020-09-30 04:14:11 S 00 34 14.297 -05 37 17.98 V C57
2020-09-30 04:14:11 s 1 -72728.560 0 +392185.91 5830.0 C57
2020-09-30 04:24:11 S 00 34 13.181 -05 37 21.83 V C57
2020-09-30 04:24:11 s 1 -73093.135 0 +392091.96 3110.0 C57
2020-09-30 04:34:11 S 00 34 12.072 -05 37 30.54 V C57
2020-09-30 04:34:11 s 1 -73457.551 0 +391997.12 210.0 C57
2020-09-30 04:44:11 S 00 34 10.870 -05 37 35.90 V C57
2020-09-30 04:44:11 s 1 -73821.810 0 +391901.38 7140.0 C57
2020-09-30 04:54:11 S 00 34 10.058 -05 37 44.36 V C57
2020-09-30 04:54:11 s 1 -74185.909 0 +391804.75 3890.0 C57
2020-09-30 05:04:11 S 00 34 08.990 -05 37 47.82 V C57
2020-09-30 05:04:11 s 1 -74549.849 0 +391707.22 480.0 C57
2020-09-30 05:14:11 S 00 34 07.870 -05 37 54.12 V C57
2020-09-30 05:14:11 s 1 -74913.627 0 +391608.81 6880.0 C57
2020-09-30 05:24:11 S 00 34 06.859 -05 37 58.04 V C57
2020-09-30 05:24:11 s 1 -75277.244 0 +391509.50 3110.0 C57
2020-09-30 05:34:11 S 00 34 05.810 -05 38 05.86 V C57
2020-09-30 05:34:11 s 1 -75640.698 0 +391409.30 9170.0 C57
2020-09-30 05:44:11 S 00 34 04.610 -05 38 11.69 V C57
2020-09-30 05:44:11 s 1 -76003.989 0 +391308.20 5050.0 C57
2020-09-30 05:54:11 S 00 34 03.617 -05 38 20.26 V C57
2020-09-30 05:54:11 s 1 -76367.115 0 +391206.21 750.0 C57
2020-09-30 06:04:11 S 00 34 02.544 -05 38 21.48 V C57
2020-09-30 06:04:11 s 1 -76730.077 0 +391103.33 6270.0 C57
2020-09-30 06:14:11 S 00 34 01.685 -05 38 29.44 V C57
2020-09-30 06:14:11 s 1 -77092.872 0 +390999.56 1620.0 C57
2020-09-30 06:24:11 S 00 34 00.670 -05 38 37.21 V C57
2020-09-30 06:24:11 s 1 -77455.501 0 +390894.89 6790.0 C57
2020-09-30 06:34:11 S 00 33 59.462 -05 38 40.42 V C57
2020-09-30 06:34:11 s 1 -77817.962 0 +390789.33 1780.0 C57
2020-09-30 06:44:11 S 00 33 58.260 -05 38 47.87 V C57
2020-09-30 06:44:11 s 1 -78180.254 0 +390682.87 6580.0 C57
2020-09-30 06:54:11 S 00 33 57.211 -05 38 55.61 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)