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
2021-02-28 21:59:24 C 07 46 51.12 -03 35 19.4 V K87
2021-02-28 21:59:31 C 07 46 50.79 -03 35 18.3 V K87
2021-02-28 22:00:56 C 07 46 49.63 -03 35 16.4 V Z80
2021-02-28 22:09:14 C 07 46 28.80 -03 34 27.0 V Z80
2021-02-28 22:22:44 C 07 45 52.09 -03 32 45.5 V 204
2021-02-28 22:23:44 C 07 45 49.55 -03 32 39.5 V 204
2021-02-28 22:24:44 C 07 45 47.02 -03 32 33.6 V 204
2021-02-28 22:25:44 C 07 45 44.47 -03 32 27.2 V 204
2021-02-28 22:26:44 C 07 45 41.93 -03 32 21.0 V 204
2021-03-01 13:08:42 C 07 01 56.381 -01 40 40.61 V O85
2021-03-01 13:09:41 C 07 01 52.838 -01 40 31.64 V O85
2021-03-01 13:11:59 C 07 01 44.444 -01 40 10.63 V O85
2021-03-01 13:12:58 C 07 01 40.881 -01 40 01.71 V O85
2021-03-01 13:16:15 C 07 01 28.909 -01 39 31.46 V O85
2021-03-01 13:17:14 C 07 01 25.316 -01 39 21.66 V O85
2021-03-01 13:21:30 C 07 01 09.774 -01 38 42.31 V O85
2021-03-01 13:22:28 C 07 01 06.204 -01 38 34.48 V O85
2021-03-01 13:25:45 C 07 00 54.221 -01 38 02.57 V O85
2021-03-01 13:26:44 C 07 00 50.645 -01 37 53.89 V O85
2021-03-01 13:29:03 C 07 00 42.189 -01 37 33.79 V O85
2021-03-01 13:30:01 C 07 00 38.603 -01 37 23.71 V O85
2021-03-01 18:34:54 C 06 41 29.46 -00 48 28.3 V G33
2021-03-01 18:35:19 C 06 41 27.72 -00 48 23.7 V G33
2021-03-01 18:35:44 C 06 41 26.03 -00 48 19.5 V G33
2021-03-01 18:36:09 C 06 41 24.34 -00 48 15.1 V G33
2021-03-01 18:36:33 C 06 41 21.00 -00 48 08.2 V G34
2021-03-01 18:36:34 C 06 41 22.65 -00 48 10.8 V G33
2021-03-01 18:36:59 C 06 41 20.97 -00 48 06.4 V G33
2021-03-01 18:38:54 C 06 41 11.41 -00 47 43.6 V G34
2021-03-01 18:39:49 C 06 41 06.76 -00 46 47.0 q K73
2021-03-01 18:41:36 C 06 41 00.35 -00 47 15.0 V G34
2021-03-01 18:42:16 C 06 40 56.71 -00 46 21.3 q K73
2021-03-01 18:45:43 C 06 40 42.64 -00 45 42.5 q K73
2021-03-01 18:47:01 C 06 40 38.18 -00 46 17.9 V G34
2021-03-01 18:50:17 C 06 40 23.77 -00 44 56.7 q K73
2021-03-01 18:51:05 C 06 40 21.51 -00 45 34.9 V G34
2021-03-01 18:53:35 C 06 40 10.04 -00 44 21.6 q K73
2021-03-01 18:55:08 C 06 40 04.82 -00 44 52.1 V G34
2021-03-01 18:56:37 C 06 39 57.63 -00 43 49.6 q K73
2021-03-01 18:58:26 C 06 39 50.01 -00 43 30.0 q K73
2021-03-01 18:59:12 C 06 39 48.11 -00 44 09.1 V G34
2021-03-01 18:59:32 C 06 39 48.83 -00 44 04.8 V K85
2021-03-01 19:04:09 C 06 39 29.83 -00 43 15.8 V K85
2021-03-01 19:09:01 C 06 39 09.73 -00 42 24.1 V K85
2021-03-01 19:09:40 C 06 39 07.05 -00 42 17.0 V K85
2021-03-01 19:37:31 C 06 37 09.70 -00 36 48.8 a 233
2021-03-01 19:38:09 C 06 37 07.12 -00 36 42.3 a 233
2021-03-01 19:38:45 C 06 37 04.63 -00 36 35.8 a 233
2021-03-01 20:44:19 C 06 32 29.11 -00 24 40.7 q G07
2021-03-01 20:46:31 C 06 32 18.26 -00 24 42.2 V K87
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)