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
2020-10-01 22:34:11 s 1 -157779.27 7 +339434.92 6250.0 C57
2020-10-01 22:44:11 S 00 29 40.990 -06 03 22.18 V C57
2020-10-01 22:44:11 s 1 -158073.00 4 +339110.76 8220.0 C57
2020-10-01 22:54:11 S 00 29 39.907 -06 03 30.17 V C57
2020-10-01 22:54:11 s 1 -158366.30 7 +338785.67 9830.0 C57
2020-10-01 23:04:11 S 00 29 38.760 -06 03 33.84 V C57
2020-10-01 23:04:11 s 1 -158659.18 5 +338459.64 1080.0 C57
2020-10-01 23:14:11 S 00 29 37.769 -06 03 42.34 V C57
2020-10-01 23:14:11 s 1 -158951.63 6 +338132.67 1970.0 C57
2020-10-01 23:24:11 S 00 29 36.600 -06 03 49.03 V C57
2020-10-01 23:24:11 s 1 -159243.66 0 +337804.76 2500.0 C57
2020-10-01 23:34:11 S 00 29 35.513 -06 03 53.75 V C57
2020-10-01 23:34:11 s 1 -159535.25 4 +337475.92 2670.0 C57
2020-10-01 23:44:11 S 00 29 34.478 -06 03 59.65 V C57
2020-10-01 23:44:11 s 1 -159826.41 7 +337146.13 2480.0 C57
2020-10-01 23:54:11 S 00 29 33.307 -06 04 07.36 V C57
2020-10-01 23:54:11 s 1 -160117.14 8 +336815.41 1920.0 C57
2020-10-02 00:04:11 S 00 29 32.489 -06 04 12.43 V C57
2020-10-02 00:04:11 s 1 -160407.44 6 +336483.74 1000.0 C57
2020-10-02 00:14:11 S 00 29 31.200 -06 04 18.34 V C57
2020-10-02 00:14:11 s 1 -160697.30 8 +336151.14 9720.0 C57
2020-10-02 00:24:11 S 00 29 30.108 -06 04 24.10 V C57
2020-10-02 00:24:11 s 1 -160986.73 5 +335817.60 8060.0 C57
2020-10-02 00:34:11 S 00 29 29.006 -06 04 31.15 V C57
2020-10-02 00:34:11 s 1 -161275.72 3 +335483.11 6040.0 C57
2020-10-02 00:44:11 S 00 29 27.859 -06 04 39.68 V C57
2020-10-02 00:44:11 s 1 -161564.27 2 +335147.69 3660.0 C57
2020-10-02 00:54:11 S 00 29 27.014 -06 04 45.84 V C57
2020-10-02 00:54:11 s 1 -161852.38 0 +334811.32 900.0 C57
2020-10-02 01:04:11 S 00 29 25.886 -06 04 50.81 V C57
2020-10-02 01:04:11 s 1 -162140.04 6 +334474.01 7770.0 C57
2020-10-02 01:14:11 S 00 29 24.847 -06 04 56.21 V C57
2020-10-02 01:14:11 s 1 -162427.26 9 +334135.76 4270.0 C57
2020-10-02 01:24:11 S 00 29 23.674 -06 05 03.80 V C57
2020-10-02 01:24:11 s 1 -162714.04 6 +333796.56 400.0 C57
2020-10-02 01:34:11 S 00 29 22.397 -06 05 07.55 V C57
2020-10-02 01:34:11 s 1 -163000.37 7 +333456.43 6150.0 C57
2020-10-02 01:44:11 S 00 29 21.535 -06 05 13.99 V C57
2020-10-02 01:44:11 s 1 -163286.26 0 +333115.35 1540.0 C57
2020-10-02 01:54:11 S 00 29 20.510 -06 05 22.09 V C57
2020-10-02 01:54:11 s 1 -163571.69 3 +332773.32 6540.0 C57
2020-10-02 02:04:11 S 00 29 19.219 -06 05 29.11 V C57
2020-10-02 02:04:11 s 1 -163856.67 5 +332430.35 1170.0 C57
2020-10-02 02:14:11 S 00 29 18.264 -06 05 33.43 V C57
2020-10-02 02:14:11 s 1 -164141.20 5 +332086.43 5420.0 C57
2020-10-02 02:24:11 S 00 29 17.206 -06 05 41.68 V C57
2020-10-02 02:24:11 s 1 -164425.28 1 +331741.57 9300.0 C57
2020-10-02 02:34:11 S 00 29 16.135 -06 05 46.32 V C57
2020-10-02 02:34:11 s 1 -164708.90 2 +331395.77 2790.0 C57
2020-10-02 02:44:11 S 00 29 14.930 -06 05 52.58 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)