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
2021-02-21 09:14:05 S 09 51 33.019 -07 51 49.64 V C57
2021-02-21 09:14:05 s 1 -153416.99 2 + 3398.885 6880.0 C57
2021-02-21 09:24:05 S 09 51 30.838 -07 51 43.67 V C57
2021-02-21 09:24:05 s 1 -152806.56 1 + 2478.624 9290.0 C57
2021-02-21 09:34:05 S 09 51 28.500 -07 51 40.28 V C57
2021-02-21 09:34:05 s 1 -152190.31 3 + 1558.269 510.0 C57
2021-02-21 09:44:05 S 09 51 26.206 -07 51 33.91 V C57
2021-02-21 09:44:05 s 1 -151568.19 9 + 637.854 460.0 C57
2021-02-21 09:54:05 S 09 51 24.110 -07 51 30.89 V C57
2021-02-21 09:54:05 s 1 -150940.16 9 - 282.586 9030.0 C57
2021-02-21 10:04:05 S 09 51 21.847 -07 51 27.11 V C57
2021-02-21 10:04:05 s 1 -150306.17 5 - 1203.015 6130.0 C57
2021-02-21 10:14:05 S 09 51 19.574 -07 51 20.16 V C57
2021-02-21 10:14:05 s 1 -149666.16 7 - 2123.395 1660.0 C57
2021-02-21 10:24:05 S 09 51 17.256 -07 51 16.60 V C57
2021-02-21 10:24:05 s 1 -149020.09 5 - 3043.689 5510.0 C57
2021-02-21 10:34:05 S 09 51 15.055 -07 51 11.74 V C57
2021-02-21 10:34:05 s 1 -148367.90 8 - 3963.858 7600.0 C57
2021-02-21 10:44:05 S 09 51 12.804 -07 51 06.73 V C57
2021-02-21 10:44:05 s 1 -147709.55 4 - 4883.863 7810.0 C57
2021-02-21 10:54:05 S 09 51 10.529 -07 51 02.88 V C57
2021-02-21 10:54:05 s 1 -147044.98 3 - 5803.661 6050.0 C57
2021-02-21 11:04:05 S 09 51 08.321 -07 50 57.66 V C57
2021-02-21 11:04:05 s 1 -146374.14 2 - 6723.212 2220.0 C57
2021-02-21 11:14:05 S 09 51 06.055 -07 50 49.27 V C57
2021-02-21 11:14:05 s 1 -145696.97 9 - 7642.473 6200.0 C57
2021-02-21 20:44:40 C 09 50 30.05 -07 40 54.0 V B72
2021-02-21 20:47:45 C 09 50 29.43 -07 40 53.5 V B72
2021-02-21 20:50:51 C 09 50 28.81 -07 40 52.9 V B72
2021-02-21 21:40:24 C 09 50 18.18 -07 40 37.1 V G17
2021-02-21 21:45:45 C 09 50 17.01 -07 40 36.0 V G17
2021-02-21 21:52:31 C 09 50 15.55 -07 40 34.5 V G17
2021-02-21 22:30:35 C 09 50 07.34 -07 40 34.3 V G33
2021-02-21 22:32:20 C 09 50 07.02 -07 40 33.4 V G33
2021-02-21 22:33:57 C 09 50 06.67 -07 40 33.2 V G33
2021-02-21 22:35:38 C 09 50 06.26 -07 40 32.3 V G33
2021-02-21 22:37:19 C 09 50 05.91 -07 40 32.4 V G33
2021-02-21 22:39:02 C 09 50 05.54 -07 40 31.0 V G33
2021-02-22 06:42:32 C 09 48 24.24 -07 38 16.2 V 703
2021-02-22 06:50:09 C 09 48 22.42 -07 38 14.2 V 703
2021-02-22 06:57:46 C 09 48 20.59 -07 38 12.1 V 703
2021-02-22 07:05:23 C 09 48 18.79 -07 38 09.0 V 703
2021-02-22 16:33:08 C 09 46 13.70 -07 35 17.4 V M46
2021-02-22 16:38:11 C 09 46 12.40 -07 35 16.4 V M46
2021-02-22 16:43:16 C 09 46 11.08 -07 35 14.6 V M46
2021-02-22 16:48:21 C 09 46 09.78 -07 35 13.4 V M46
2021-02-22 16:53:25 C 09 46 08.49 -07 35 12.0 V M46
2021-02-22 16:58:30 C 09 46 07.20 -07 35 10.8 V M46
2021-02-22 17:03:34 C 09 46 05.89 -07 35 09.3 V M46
2021-02-22 17:08:39 C 09 46 04.60 -07 35 07.7 V M46
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)