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 02:44:11 s 1 -164992.06 6 +331049.02 5900.0 C57
2020-10-02 02:54:11 S 00 29 14.030 -06 05 59.86 V C57
2020-10-02 02:54:11 s 1 -165274.77 1 +330701.32 8640.0 C57
2020-10-02 03:04:11 S 00 29 12.713 -06 06 07.38 V C57
2020-10-02 03:04:11 s 1 -165557.01 7 +330352.67 990.0 C57
2020-10-02 03:14:11 S 00 29 11.882 -06 06 13.61 V C57
2020-10-02 03:14:11 s 1 -165838.80 1 +330003.08 2950.0 C57
2020-10-02 05:04:11 S 00 28 59.724 -06 07 21.50 V C57
2020-10-02 05:04:11 s 1 -168907.54 0 +326094.91 8970.0 C57
2020-10-02 05:14:11 S 00 28 58.699 -06 07 24.96 V C57
2020-10-02 05:14:11 s 1 -169183.66 8 +325733.91 6260.0 C57
2020-10-02 05:24:11 S 00 28 57.679 -06 07 35.90 V C57
2020-10-02 05:24:11 s 1 -169459.31 6 +325371.97 3140.0 C57
2020-10-02 05:34:11 S 00 28 56.575 -06 07 40.01 V C57
2020-10-02 05:34:11 s 1 -169734.48 0 +325009.06 9630.0 C57
2020-10-02 05:44:11 S 00 28 55.474 -06 07 43.86 V C57
2020-10-02 05:44:11 s 1 -170009.15 9 +324645.21 5720.0 C57
2020-10-02 05:54:11 S 00 28 54.410 -06 07 52.64 V C57
2020-10-02 05:54:11 s 1 -170283.35 3 +324280.40 1410.0 C57
2020-10-02 06:04:11 S 00 28 53.326 -06 07 57.83 V C57
2020-10-02 06:04:11 s 1 -170557.05 8 +323914.64 6690.0 C57
2020-10-02 06:14:11 S 00 28 52.253 -06 08 02.83 V C57
2020-10-02 06:14:11 s 1 -170830.27 5 +323547.92 1580.0 C57
2020-10-02 06:24:11 S 00 28 50.971 -06 08 11.18 V C57
2020-10-02 06:24:11 s 1 -171103.00 0 +323180.24 6060.0 C57
2020-10-02 06:34:11 S 00 28 50.182 -06 08 17.34 V C57
2020-10-02 06:34:11 s 1 -171375.23 3 +322811.61 130.0 C57
2020-10-02 06:44:11 S 00 28 49.039 -06 08 22.81 V C57
2020-10-02 06:44:11 s 1 -171646.97 2 +322442.02 3800.0 C57
2020-10-02 06:54:11 S 00 28 47.981 -06 08 28.54 V C57
2020-10-02 06:54:11 s 1 -171918.21 5 +322071.47 7070.0 C57
2020-10-02 07:04:11 S 00 28 46.632 -06 08 38.08 V C57
2020-10-02 07:04:11 s 1 -172188.96 0 +321699.97 9920.0 C57
2020-10-02 07:14:11 S 00 28 45.763 -06 08 39.34 V C57
2020-10-02 07:14:11 s 1 -172459.20 7 +321327.51 2370.0 C57
2020-10-02 07:24:11 S 00 28 44.506 -06 08 47.65 V C57
2020-10-02 07:24:11 s 1 -172728.95 3 +320954.09 4400.0 C57
2020-10-02 07:34:11 S 00 28 43.378 -06 08 55.00 V C57
2020-10-02 07:34:11 s 1 -172998.19 6 +320579.71 6030.0 C57
2020-10-02 07:44:11 S 00 28 42.526 -06 09 01.44 V C57
2020-10-02 07:44:11 s 1 -173266.93 6 +320204.37 7240.0 C57
2020-10-02 08:04:11 S 00 28 40.318 -06 09 13.21 V C57
2020-10-02 08:04:11 s 1 -173802.89 7 +319450.82 8420.0 C57
2020-10-02 08:14:11 S 00 28 39.202 -06 09 20.52 V C57
2020-10-02 08:14:11 s 1 -174070.11 5 +319072.60 8390.0 C57
2020-10-02 08:24:11 S 00 28 38.093 -06 09 25.24 V C57
2020-10-02 08:24:11 s 1 -174336.82 3 +318693.42 7940.0 C57
2020-10-02 08:34:11 S 00 28 36.922 -06 09 33.08 V C57
2020-10-02 08:34:11 s 1 -174603.01 8 +318313.27 7080.0 C57
2020-10-02 08:44:11 S 00 28 35.914 -06 09 37.55 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)