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 23:04:11 s 1 -195594.63 2 +281500.61 2120.0 C57
2020-10-02 23:14:11 S 00 27 01.202 -06 18 43.88 V C57
2020-10-02 23:14:11 s 1 -195808.41 8 +281033.77 9540.0 C57
2020-10-02 23:24:11 S 00 27 00.190 -06 18 50.22 V C57
2020-10-02 23:24:11 s 1 -196021.51 5 +280565.91 6410.0 C57
2020-10-02 23:34:11 S 00 26 59.340 -06 18 57.92 V C57
2020-10-02 23:34:11 s 1 -196233.92 1 +280097.04 2750.0 C57
2020-10-03 00:24:11 S 00 26 53.338 -06 19 37.45 V C57
2020-10-03 00:24:11 s 1 -197285.49 7 +277737.50 6330.0 C57
2020-10-03 00:34:11 S 00 26 52.598 -06 19 38.60 V C57
2020-10-03 00:34:11 s 1 -197493.70 4 +277262.55 9410.0 C57
2020-10-03 00:44:11 S 00 26 51.487 -06 19 42.49 V C57
2020-10-03 00:44:11 s 1 -197701.20 4 +276786.59 1940.0 C57
2020-10-03 00:54:11 S 00 26 50.390 -06 19 48.25 V C57
2020-10-03 00:54:11 s 1 -197907.99 2 +276309.60 3920.0 C57
2020-10-03 01:04:11 S 00 26 49.174 -06 19 55.96 V C57
2020-10-03 01:04:11 s 1 -198114.06 8 +275831.60 5350.0 C57
2020-10-03 01:14:11 S 00 26 48.144 -06 20 03.52 V C57
2020-10-03 01:14:11 s 1 -198319.42 8 +275352.59 6220.0 C57
2020-10-03 01:24:11 S 00 26 47.018 -06 20 08.52 V C57
2020-10-03 01:24:11 s 1 -198524.07 1 +274872.55 6540.0 C57
2020-10-03 01:34:11 S 00 26 45.953 -06 20 15.50 V C57
2020-10-03 01:34:11 s 1 -198727.99 2 +274391.49 6300.0 C57
2020-10-03 01:44:11 S 00 26 44.950 -06 20 21.77 V C57
2020-10-03 01:44:11 s 1 -198931.19 1 +273909.42 5510.0 C57
2020-10-03 01:54:11 S 00 26 43.757 -06 20 26.05 V C57
2020-10-03 01:54:11 s 1 -199133.66 4 +273426.32 4150.0 C57
2020-10-03 02:04:11 S 00 26 42.648 -06 20 32.82 V C57
2020-10-03 02:04:11 s 1 -199335.41 0 +272942.20 2230.0 C57
2020-10-03 02:14:11 S 00 26 41.741 -06 20 48.37 V C57
2020-10-03 02:14:11 s 1 -199536.42 5 +272457.07 9740.0 C57
2020-10-03 02:24:11 S 00 26 40.615 -06 20 43.33 V C57
2020-10-03 02:24:11 s 1 -199736.70 6 +271970.91 6690.0 C57
2020-10-03 02:34:11 S 00 26 39.473 -06 20 54.92 V C57
2020-10-03 02:34:11 s 1 -199936.25 3 +271483.72 3080.0 C57
2020-10-03 02:44:11 S 00 26 38.232 -06 20 59.35 V C57
2020-10-03 02:44:11 s 1 -200135.06 1 +270995.51 8890.0 C57
2020-10-03 02:54:11 S 00 26 37.320 -06 21 07.24 V C57
2020-10-03 02:54:11 s 1 -200333.12 8 +270506.28 4140.0 C57
2020-10-03 03:04:11 S 00 26 36.067 -06 21 11.74 V C57
2020-10-03 03:04:11 s 1 -200530.45 2 +270016.03 8810.0 C57
2020-10-03 03:14:11 S 00 26 35.021 -06 21 18.25 V C57
2020-10-03 03:14:11 s 1 -200727.03 0 +269524.74 2910.0 C57
2020-10-03 03:24:11 S 00 26 34.037 -06 21 24.55 V C57
2020-10-03 03:24:11 s 1 -200922.85 9 +269032.44 6430.0 C57
2020-10-03 03:34:11 S 00 26 32.957 -06 21 28.33 V C57
2020-10-03 03:34:11 s 1 -201117.93 8 +268539.10 9380.0 C57
2020-10-03 03:44:11 S 00 26 31.704 -06 21 36.29 V C57
2020-10-03 03:44:11 s 1 -201312.26 3 +268044.74 1750.0 C57
2020-10-03 03:54:11 S 00 26 30.643 -06 21 43.49 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)