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
2020-09-24 15:14:11 s 1 +175189.34 4 +144131.44 6930.0 C57
2020-09-24 15:24:11 S 00 47 46.054 -04 20 52.44 V C57
2020-09-24 15:24:11 s 1 +175161.44 4 +144957.37 6820.0 C57
2020-09-24 15:34:11 S 00 47 45.019 -04 20 52.94 V C57
2020-09-24 15:34:11 s 1 +175131.41 4 +145781.53 5580.0 C57
2020-09-24 17:24:11 S 00 47 34.094 -04 21 57.78 V C57
2020-09-24 17:24:11 s 1 +174664.41 8 +154731.46 100.0 C57
2020-09-24 17:34:11 S 00 47 33.122 -04 22 07.03 V C57
2020-09-24 17:34:11 s 1 +174609.89 6 +155534.61 6000.0 C57
2020-09-24 17:54:11 S 00 47 31.358 -04 22 14.52 V C57
2020-09-24 17:54:11 s 1 +174495.00 5 +157135.69 4740.0 C57
2020-09-24 18:04:11 S 00 47 30.286 -04 22 18.52 V C57
2020-09-24 18:04:11 s 1 +174434.66 1 +157933.63 7590.0 C57
2020-09-24 18:14:11 S 00 47 29.366 -04 22 24.42 V C57
2020-09-24 18:14:11 s 1 +174372.40 2 +158729.83 9450.0 C57
2020-09-24 18:24:11 S 00 47 28.375 -04 22 29.21 V C57
2020-09-24 18:24:11 s 1 +174308.24 0 +159524.31 300.0 C57
2020-09-24 18:34:11 S 00 47 27.667 -04 22 34.50 V C57
2020-09-24 18:34:11 s 1 +174242.18 7 +160317.05 170.0 C57
2020-09-24 18:54:11 S 00 47 25.630 -04 22 44.26 V C57
2020-09-24 18:54:11 s 1 +174104.46 0 +161897.36 6980.0 C57
2020-09-24 19:04:11 S 00 47 24.514 -04 22 52.25 V C57
2020-09-24 19:04:11 s 1 +174032.81 0 +162684.93 3920.0 C57
2020-09-24 19:14:11 S 00 47 23.328 -04 22 55.31 V C57
2020-09-24 19:14:11 s 1 +173959.31 8 +163470.78 9910.0 C57
2020-09-24 19:34:11 S 00 47 21.629 -04 23 08.84 V C57
2020-09-24 19:34:11 s 1 +173806.85 7 +165037.33 9030.0 C57
2020-09-24 19:44:11 S 00 47 20.347 -04 23 14.39 V C57
2020-09-24 19:44:11 s 1 +173727.91 2 +165818.04 2180.0 C57
2020-09-24 19:54:11 S 00 47 19.548 -04 23 19.18 V C57
2020-09-24 19:54:11 s 1 +173647.17 2 +166597.03 4390.0 C57
2020-09-24 20:04:11 S 00 47 18.617 -04 23 25.76 V C57
2020-09-24 20:04:11 s 1 +173564.64 9 +167374.31 5680.0 C57
2020-09-24 20:14:11 S 00 47 17.623 -04 23 30.23 V C57
2020-09-24 20:14:11 s 1 +173480.35 4 +168149.89 6040.0 C57
2020-09-24 20:24:11 S 00 47 16.517 -04 23 34.08 V C57
2020-09-24 20:24:11 s 1 +173394.30 0 +168923.76 5490.0 C57
2020-09-24 20:34:11 S 00 47 15.538 -04 23 39.55 V C57
2020-09-24 20:34:11 s 1 +173306.49 6 +169695.93 4030.0 C57
2020-09-24 20:54:11 S 00 47 13.488 -04 23 49.81 V C57
2020-09-24 20:54:11 s 1 +173125.68 6 +171235.16 8420.0 C57
2020-09-24 21:04:11 S 00 47 12.871 -04 23 57.77 V C57
2020-09-24 21:04:11 s 1 +173032.70 2 +172002.24 4270.0 C57
2020-09-24 21:14:11 S 00 47 11.791 -04 24 02.52 V C57
2020-09-24 21:14:11 s 1 +172938.01 3 +172767.62 9240.0 C57
2020-09-24 21:24:11 S 00 47 10.836 -04 24 08.57 V C57
2020-09-24 21:24:11 s 1 +172841.63 0 +173531.31 3330.0 C57
2020-09-24 21:34:11 S 00 47 09.730 -04 24 13.32 V C57
2020-09-24 21:34:11 s 1 +172743.56 3 +174293.31 6550.0 C57
2020-09-24 21:44:11 S 00 47 08.443 -04 24 17.53 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)