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 18:34:05 s 1 -148011.52 4 +327604.34 4510.0 C57
2021-02-17 18:34:13 C 10 04 00.94 -07 49 51.6 V 217
2021-02-17 18:34:58 C 10 04 00.86 -07 49 51.7 V 217
2021-02-17 18:35:42 C 10 04 00.77 -07 49 51.6 V 217
2021-02-17 18:36:27 C 10 04 00.70 -07 49 51.7 V 217
2021-02-17 18:37:11 C 10 04 00.62 -07 49 51.7 V 217
2021-02-17 18:38:40 C 10 04 00.46 -07 49 51.6 V 217
2021-02-17 18:39:25 C 10 04 00.36 -07 49 51.8 V 217
2021-02-17 18:40:09 C 10 04 00.29 -07 49 51.7 V 217
2021-02-17 18:40:54 C 10 04 00.21 -07 49 51.8 V 217
2021-02-17 18:41:40 C 10 04 00.14 -07 49 51.7 V 217
2021-02-17 18:42:23 C 10 04 00.04 -07 49 51.7 V 217
2021-02-17 18:43:09 C 10 03 59.97 -07 49 51.8 V 217
2021-02-17 18:43:52 C 10 03 59.89 -07 49 51.7 V 217
2021-02-17 18:44:06 S 10 06 10.154 -07 58 55.85 V C57
2021-02-17 18:44:06 s 1 -148285.36 5 +327276.91 6910.0 C57
2021-02-17 18:44:38 C 10 03 59.81 -07 49 51.7 V 217
2021-02-17 18:45:21 C 10 03 59.74 -07 49 51.6 V 217
2021-02-17 18:46:07 C 10 03 59.65 -07 49 51.6 V 217
2021-02-17 18:46:50 C 10 03 59.57 -07 49 51.7 V 217
2021-02-17 18:47:36 C 10 03 59.49 -07 49 51.7 V 217
2021-02-17 18:48:19 C 10 03 59.41 -07 49 51.7 V 217
2021-02-17 18:49:03 C 10 03 59.33 -07 49 51.7 V 217
2021-02-17 18:50:32 C 10 03 59.18 -07 49 51.7 V 217
2021-02-17 18:52:47 C 10 03 58.94 -07 49 51.7 V 217
2021-02-17 18:54:05 S 10 06 09.115 -07 58 56.35 V C57
2021-02-17 18:54:05 s 1 -148558.76 1 +326948.47 8520.0 C57
2021-02-17 18:54:16 C 10 03 58.78 -07 49 51.6 V 217
2021-02-17 18:55:01 C 10 03 58.70 -07 49 51.7 V 217
2021-02-17 18:55:45 C 10 03 58.62 -07 49 51.7 V 217
2021-02-17 18:56:30 C 10 03 58.54 -07 49 51.7 V 217
2021-02-17 18:57:14 C 10 03 58.45 -07 49 51.7 V 217
2021-02-17 18:57:59 C 10 03 58.37 -07 49 51.7 V 217
2021-02-17 18:58:43 C 10 03 58.29 -07 49 51.8 V 217
2021-02-17 18:59:26 C 10 03 58.22 -07 49 51.6 V 217
2021-02-17 19:00:12 C 10 03 58.13 -07 49 51.7 V 217
2021-02-17 19:00:55 C 10 03 58.05 -07 49 51.8 V 217
2021-02-17 19:01:41 C 10 03 57.97 -07 49 51.7 V 217
2021-02-17 19:02:24 C 10 03 57.89 -07 49 51.8 V 217
2021-02-17 19:03:10 C 10 03 57.81 -07 49 51.6 V 217
2021-02-17 19:03:54 C 10 03 57.74 -07 49 51.6 V 217
2021-02-17 19:04:06 S 10 06 07.913 -07 58 56.75 V C57
2021-02-17 19:04:06 s 1 -148831.71 1 +326619.01 9330.0 C57
2021-02-17 19:04:39 C 10 03 57.65 -07 49 51.7 V 217
2021-02-17 19:05:24 C 10 03 57.57 -07 49 51.7 V 217
2021-02-17 19:06:08 C 10 03 57.49 -07 49 51.7 V 217
2021-02-17 19:06:53 C 10 03 57.41 -07 49 51.7 V 217
2021-02-17 19:07:38 C 10 03 57.34 -07 49 51.7 V 217
2021-02-17 19:08:23 C 10 03 57.25 -07 49 51.7 V 217
2021-02-17 19:09:07 C 10 03 57.17 -07 49 51.7 V 217
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)