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 19:09:52 C 10 03 57.09 -07 49 51.7 V 217
2021-02-17 19:11:21 C 10 03 56.93 -07 49 51.7 V 217
2021-02-17 19:12:05 C 10 03 56.84 -07 49 51.7 V 217
2021-02-17 19:12:50 C 10 03 56.77 -07 49 51.7 V 217
2021-02-17 19:14:05 S 10 06 06.715 -07 58 58.30 V C57
2021-02-17 19:14:05 s 1 -149104.21 2 +326288.55 9350.0 C57
2021-02-17 19:14:19 C 10 03 56.62 -07 49 51.6 V 217
2021-02-17 19:15:03 C 10 03 56.53 -07 49 51.7 V 217
2021-02-17 19:15:48 C 10 03 56.45 -07 49 51.7 V 217
2021-02-17 19:16:32 C 10 03 56.37 -07 49 51.7 V 217
2021-02-17 19:17:17 C 10 03 56.30 -07 49 51.8 V 217
2021-02-17 19:18:01 C 10 03 56.25 -07 49 51.7 V 217
2021-02-17 19:24:06 S 10 06 05.520 -07 58 58.76 V C57
2021-02-17 19:24:06 s 1 -149376.26 3 +325957.07 8560.0 C57
2021-02-17 19:34:05 S 10 06 04.500 -07 58 59.92 V C57
2021-02-17 19:34:05 s 1 -149647.86 3 +325624.58 6980.0 C57
2021-02-17 19:37:18 C 10 03 54.13 -07 49 51.5 V 217
2021-02-17 19:41:00 C 10 03 53.71 -07 49 51.6 V 217
2021-02-17 19:41:45 C 10 03 53.63 -07 49 51.2 V 217
2021-02-17 19:42:29 C 10 03 53.57 -07 49 51.5 V 217
2021-02-17 19:43:14 C 10 03 53.49 -07 49 51.6 V 217
2021-02-17 19:43:58 C 10 03 53.41 -07 49 51.6 V 217
2021-02-17 19:45:27 C 10 03 53.24 -07 49 51.6 V 217
2021-02-17 19:46:12 C 10 03 53.15 -07 49 51.6 V 217
2021-02-17 19:46:56 C 10 03 53.08 -07 49 51.6 V 217
2021-02-17 19:47:41 C 10 03 53.00 -07 49 51.6 V 217
2021-02-17 19:48:25 C 10 03 52.92 -07 49 51.6 V 217
2021-02-17 19:49:10 C 10 03 52.84 -07 49 51.6 V 217
2021-02-17 19:49:54 C 10 03 52.76 -07 49 51.6 V 217
2021-02-17 19:50:39 C 10 03 52.68 -07 49 51.5 V 217
2021-02-17 19:51:23 C 10 03 52.60 -07 49 51.5 V 217
2021-02-17 19:52:08 C 10 03 52.52 -07 49 51.5 V 217
2021-02-17 19:53:36 C 10 03 52.36 -07 49 51.4 V 217
2021-02-17 19:54:05 S 10 06 02.069 -07 59 01.07 V C57
2021-02-17 19:54:05 s 1 -150189.70 1 +324956.56 1380.0 C57
2021-02-17 19:54:21 C 10 03 52.28 -07 49 51.5 V 217
2021-02-17 19:55:05 C 10 03 52.20 -07 49 51.5 V 217
2021-02-17 19:55:50 C 10 03 52.11 -07 49 51.5 V 217
2021-02-17 19:56:34 C 10 03 52.03 -07 49 51.6 V 217
2021-02-17 19:57:19 C 10 03 51.96 -07 49 51.5 V 217
2021-02-17 19:58:03 C 10 03 51.88 -07 49 51.5 V 217
2021-02-17 19:58:48 C 10 03 51.80 -07 49 51.5 V 217
2021-02-17 19:59:32 C 10 03 51.72 -07 49 51.5 V 217
2021-02-17 20:00:17 C 10 03 51.64 -07 49 51.5 V 217
2021-02-17 20:01:01 C 10 03 51.55 -07 49 51.5 V 217
2021-02-17 20:01:45 C 10 03 51.47 -07 49 51.5 V 217
2021-02-17 20:03:14 C 10 03 51.32 -07 49 51.4 V 217
2021-02-17 20:03:59 C 10 03 51.23 -07 49 51.4 V 217
2021-02-17 20:04:05 S 10 06 00.893 -07 59 02.29 V C57
2021-02-17 20:04:05 s 1 -150459.93 7 +324621.02 7370.0 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)