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
2020-09-29 04:04:11 s 1 -18630.932 0 +396307.61 3000.0 C57
2020-09-29 04:14:11 S 00 36 45.828 -05 22 50.74 V C57
2020-09-29 04:14:11 s 1 -19009.538 0 +396344.34 9260.0 C57
2020-09-29 04:24:11 S 00 36 44.645 -05 22 59.88 V C57
2020-09-29 04:24:11 s 1 -19388.106 0 +396380.16 5420.0 C57
2020-09-29 04:34:11 S 00 36 43.810 -05 23 02.83 V C57
2020-09-29 04:34:11 s 1 -19766.637 0 +396415.06 1490.0 C57
2020-09-29 04:44:11 S 00 36 42.674 -05 23 10.00 V C57
2020-09-29 04:44:11 s 1 -20145.128 0 +396449.05 7470.0 C57
2020-09-29 04:54:11 S 00 36 41.671 -05 23 15.76 V C57
2020-09-29 04:54:11 s 1 -20523.580 0 +396482.12 3360.0 C57
2020-09-29 05:04:11 S 00 36 40.538 -05 23 22.56 V C57
2020-09-29 05:04:11 s 1 -20901.992 0 +396514.28 9150.0 C57
2020-09-29 05:14:11 S 00 36 39.586 -05 23 29.04 V C57
2020-09-29 05:14:11 s 1 -21280.362 0 +396545.52 4850.0 C57
2020-09-29 05:24:11 S 00 36 38.455 -05 23 33.94 V C57
2020-09-29 05:24:11 s 1 -21658.690 0 +396575.85 460.0 C57
2020-09-29 05:34:11 S 00 36 37.375 -05 23 40.52 V C57
2020-09-29 05:34:11 s 1 -22036.975 0 +396605.27 5970.0 C57
2020-09-29 05:44:11 S 00 36 36.382 -05 23 46.21 V C57
2020-09-29 05:44:11 s 1 -22415.216 0 +396633.77 1390.0 C57
2020-09-29 05:54:11 S 00 36 35.402 -05 23 52.87 V C57
2020-09-29 05:54:11 s 1 -22793.413 0 +396661.37 6710.0 C57
2020-09-29 06:04:11 S 00 36 34.306 -05 23 58.27 V C57
2020-09-29 06:04:11 s 1 -23171.564 0 +396688.05 1930.0 C57
2020-09-29 06:14:11 S 00 36 33.300 -05 24 03.49 V C57
2020-09-29 06:14:11 s 1 -23549.669 0 +396713.81 7060.0 C57
2020-09-29 06:24:11 S 00 36 32.062 -05 24 09.83 V C57
2020-09-29 06:24:11 s 1 -23927.726 0 +396738.67 2090.0 C57
2020-09-29 06:34:11 S 00 36 31.142 -05 24 15.12 V C57
2020-09-29 06:34:11 s 1 -24305.736 0 +396762.61 7020.0 C57
2020-09-29 06:44:11 S 00 36 30.134 -05 24 24.91 V C57
2020-09-29 06:44:11 s 1 -24683.697 0 +396785.64 1860.0 C57
2020-09-29 06:54:11 S 00 36 28.954 -05 24 31.32 V C57
2020-09-29 06:54:11 s 1 -25061.608 0 +396807.76 6590.0 C57
2020-09-29 07:04:11 S 00 36 28.015 -05 24 36.00 V C57
2020-09-29 07:04:11 s 1 -25439.469 0 +396828.97 1230.0 C57
2020-09-29 07:24:11 S 00 36 25.802 -05 24 50.90 V C57
2020-09-29 07:24:11 s 1 -26195.035 0 +396868.66 190.0 C57
2020-09-29 07:34:11 S 00 36 24.938 -05 24 58.82 V C57
2020-09-29 07:34:11 s 1 -26572.740 0 +396887.14 4530.0 C57
2020-09-29 07:44:11 S 00 36 23.914 -05 25 04.08 V C57
2020-09-29 07:44:11 s 1 -26950.390 0 +396904.71 8760.0 C57
2020-09-29 07:54:11 S 00 36 22.548 -05 25 09.59 V C57
2020-09-29 07:54:11 s 1 -27327.986 0 +396921.37 2890.0 C57
2020-09-29 08:04:11 S 00 36 21.778 -05 25 08.08 V C57
2020-09-29 08:04:11 s 1 -27705.526 0 +396937.12 6910.0 C57
2020-09-29 08:14:11 S 00 36 20.568 -05 25 18.77 V C57
2020-09-29 08:14:11 s 1 -28083.010 0 +396951.96 830.0 C57
2020-09-29 08:24:11 S 00 36 19.567 -05 25 23.34 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)