612098 (1999 RM45)

NEO PHA MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS ⇩ Radar
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.6446923321 ± 1.04e-08
Semi-major axis (a)1.6832556829 AU ± 1.60e-09
Inclination (i)10.89138239° ± 2.01e-06
Long. of Asc. Node (Ω)162.56830464° ± 8.09e-07
Arg. of Perihelion (ω)89.00797597° ± 2.15e-06
Mean Anomaly (M)35.89941979° ± 1.10e-06
Mean Motion (n)0.4513226631°/day ± 6.43e-10
Perihelion dist (q)0.59807365 AU ± 1.74e-08
Aphelion dist (Q)2.76843771 AU ± 1.76e-08
Orbital Period2.18386171 yr ± 3.11e-09
Physical Parameters
H (abs. magnitude)19.82
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-05-31
RMS Residual0.360″
Uncertainty0
Orbit TypeApollo
MOID0.004195 AU
Observations Used1680
Radar Obs Used2
Oppositions12
Arc Total1999-2023
First Observation Used1999-09-14
Last Observation Used2023-10-17
Observations (2604)
Date Type RA Dec Mag Band Observatory
2021-02-17 21:13:33 C 10 03 43.72 -07 49 50.6 V 217
2021-02-17 21:14:06 S 10 05 52.742 -07 59 08.41 V C57
2021-02-17 21:14:06 s 1 -152338.67 9 +322243.83 6290.0 C57
2021-02-17 21:14:17 C 10 03 43.64 -07 49 50.5 V 217
2021-02-17 21:15:02 C 10 03 43.57 -07 49 50.5 V 217
2021-02-17 21:15:46 C 10 03 43.47 -07 49 50.6 V 217
2021-02-17 21:16:31 C 10 03 43.40 -07 49 50.5 V 217
2021-02-17 21:17:15 C 10 03 43.32 -07 49 50.5 V 217
2021-02-17 21:18:00 C 10 03 43.24 -07 49 50.5 V 217
2021-02-17 21:18:44 C 10 03 43.16 -07 49 50.4 V 217
2021-02-17 21:19:28 C 10 03 43.09 -07 49 50.3 V 217
2021-02-17 21:20:13 C 10 03 43.00 -07 49 50.4 V 217
2021-02-17 21:20:58 C 10 03 42.92 -07 49 50.4 V 217
2021-02-17 21:21:42 C 10 03 42.84 -07 49 50.5 V 217
2021-02-17 21:22:26 C 10 03 42.77 -07 49 50.4 V 217
2021-02-17 21:23:11 C 10 03 42.68 -07 49 50.3 V 217
2021-02-17 21:23:55 C 10 03 42.59 -07 49 50.3 V 217
2021-02-17 21:24:05 S 10 05 51.564 -07 59 08.92 V C57
2021-02-17 21:24:05 s 1 -152605.20 7 +321900.16 5670.0 C57
2021-02-17 21:25:24 C 10 03 42.44 -07 49 50.4 V 217
2021-02-17 21:26:09 C 10 03 42.36 -07 49 50.4 V 217
2021-02-17 21:26:53 C 10 03 42.28 -07 49 50.3 V 217
2021-02-17 21:27:38 C 10 03 42.20 -07 49 50.2 V 217
2021-02-17 21:28:22 C 10 03 42.12 -07 49 50.5 V 217
2021-02-17 21:29:07 C 10 03 42.06 -07 49 50.3 V 217
2021-02-17 21:29:51 C 10 03 41.96 -07 49 50.2 V 217
2021-02-17 21:30:35 C 10 03 41.88 -07 49 50.1 V 217
2021-02-17 21:31:20 C 10 03 41.81 -07 49 50.2 V 217
2021-02-17 21:32:04 C 10 03 41.72 -07 49 50.2 V 217
2021-02-17 21:32:49 C 10 03 41.66 -07 49 50.1 V 217
2021-02-17 21:34:05 S 10 05 50.393 -07 59 08.95 V C57
2021-02-17 21:34:05 s 1 -152871.26 5 +321555.47 4210.0 C57
2021-02-17 21:34:18 C 10 03 41.50 -07 49 50.0 V 217
2021-02-17 21:35:02 C 10 03 41.41 -07 49 50.1 V 217
2021-02-17 21:35:47 C 10 03 41.33 -07 49 50.1 V 217
2021-02-17 21:36:31 C 10 03 41.26 -07 49 50.2 V 217
2021-02-17 21:37:16 C 10 03 41.17 -07 49 50.0 V 217
2021-02-17 21:38:00 C 10 03 41.08 -07 49 50.1 V 217
2021-02-17 21:44:06 S 10 05 49.279 -07 59 10.14 V C57
2021-02-17 21:44:06 s 1 -153136.85 0 +321209.76 1910.0 C57
2021-02-17 21:54:05 S 10 05 47.995 -07 59 12.30 V C57
2021-02-17 21:54:05 s 1 -153401.96 1 +320863.04 8760.0 C57
2021-02-17 22:04:06 S 10 05 46.877 -07 59 11.29 V C57
2021-02-17 22:04:06 s 1 -153666.59 7 +320515.28 4770.0 C57
2021-02-17 22:14:05 S 10 05 45.542 -07 59 14.46 V C57
2021-02-17 22:14:05 s 1 -153930.75 6 +320166.51 9920.0 C57
2021-02-17 22:24:06 S 10 05 44.371 -07 59 13.56 V C57
2021-02-17 22:24:06 s 1 -154194.43 5 +319816.72 4220.0 C57
2021-02-17 22:34:05 S 10 05 43.354 -07 59 16.55 V C57
2021-02-17 22:34:05 s 1 -154457.63 4 +319465.90 7660.0 C57
Radar Observations (2)
Epoch (UTC)ValueSigmaUnitsFreq (MHz)ReceiverTransmitter
2021-02-28 05:50:00 35636974 1 us 8560 -14 -14
2021-03-01 06:00:00 26679641.447 1 us 8560 -14 -14
Station codes
-14 DSS-14 Goldstone (70-m)