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
2020-10-02 18:14:11 s 1 -189105.38 4 +294602.16 600.0 C57
2020-10-02 18:24:11 S 00 27 32.885 -06 15 42.01 V C57
2020-10-02 18:24:11 s 1 -189338.16 7 +294164.36 2910.0 C57
2020-10-02 18:34:11 S 00 27 31.826 -06 15 50.58 V C57
2020-10-02 18:34:11 s 1 -189570.32 6 +293725.57 4740.0 C57
2020-10-02 18:44:11 S 00 27 30.876 -06 15 55.40 V C57
2020-10-02 18:44:11 s 1 -189801.85 7 +293285.79 6060.0 C57
2020-10-02 18:54:11 S 00 27 29.587 -06 16 02.14 V C57
2020-10-02 18:54:11 s 1 -190032.76 0 +292845.02 6900.0 C57
2020-10-02 19:04:11 S 00 27 28.517 -06 16 06.10 V C57
2020-10-02 19:04:11 s 1 -190263.03 2 +292403.24 7230.0 C57
2020-10-02 19:14:11 S 00 27 27.458 -06 16 14.63 V C57
2020-10-02 19:14:11 s 1 -190492.67 1 +291960.48 7060.0 C57
2020-10-02 19:24:11 S 00 27 26.244 -06 16 22.08 V C57
2020-10-02 19:24:11 s 1 -190721.67 4 +291516.71 6400.0 C57
2020-10-02 19:34:11 S 00 27 25.142 -06 16 26.08 V C57
2020-10-02 19:34:11 s 1 -190950.04 1 +291071.95 5230.0 C57
2020-10-02 19:44:11 S 00 27 23.981 -06 16 35.72 V C57
2020-10-02 19:44:11 s 1 -191177.76 8 +290626.19 3550.0 C57
2020-10-02 19:54:11 S 00 27 22.963 -06 16 39.29 V C57
2020-10-02 19:54:11 s 1 -191404.85 3 +290179.44 1380.0 C57
2020-10-02 20:04:11 S 00 27 21.876 -06 16 45.77 V C57
2020-10-02 20:04:11 s 1 -191631.29 4 +289731.68 8690.0 C57
2020-10-02 20:14:11 S 00 27 20.882 -06 16 52.97 V C57
2020-10-02 20:14:11 s 1 -191857.09 0 +289282.93 5500.0 C57
2020-10-02 20:24:11 S 00 27 19.766 -06 16 56.32 V C57
2020-10-02 20:24:11 s 1 -192082.23 7 +288833.17 1800.0 C57
2020-10-02 20:34:11 S 00 27 18.775 -06 17 03.73 V C57
2020-10-02 20:34:11 s 1 -192306.73 4 +288382.42 7590.0 C57
2020-10-02 20:44:11 S 00 27 17.717 -06 17 07.69 V C57
2020-10-02 20:44:11 s 1 -192530.57 9 +287930.66 2870.0 C57
2020-10-02 21:34:11 S 00 27 12.242 -06 17 42.47 V C57
2020-10-02 21:34:11 s 1 -193639.93 6 +285656.84 1510.0 C57
2020-10-02 21:44:11 S 00 27 11.117 -06 17 51.86 V C57
2020-10-02 21:44:11 s 1 -193859.81 8 +285199.06 3680.0 C57
2020-10-02 21:54:11 S 00 27 09.792 -06 17 55.03 V C57
2020-10-02 21:54:11 s 1 -194079.03 3 +284740.28 5330.0 C57
2020-10-02 22:04:11 S 00 27 08.935 -06 18 00.25 V C57
2020-10-02 22:04:11 s 1 -194297.57 7 +284280.50 6460.0 C57
2020-10-02 22:14:11 S 00 27 07.747 -06 18 10.55 V C57
2020-10-02 22:14:11 s 1 -194515.44 8 +283819.70 7060.0 C57
2020-10-02 22:24:11 S 00 27 06.706 -06 18 15.37 V C57
2020-10-02 22:24:11 s 1 -194732.64 4 +283357.90 7130.0 C57
2020-10-02 22:34:11 S 00 27 05.640 -06 18 20.48 V C57
2020-10-02 22:34:11 s 1 -194949.16 3 +282895.09 6680.0 C57
2020-10-02 22:44:11 S 00 27 04.543 -06 18 27.47 V C57
2020-10-02 22:44:11 s 1 -195165.00 2 +282431.28 5690.0 C57
2020-10-02 22:54:11 S 00 27 03.454 -06 18 31.18 V C57
2020-10-02 22:54:11 s 1 -195380.15 9 +281966.45 4170.0 C57
2020-10-02 23:04:11 S 00 27 02.330 -06 18 39.82 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)