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
2021-02-24 18:54:05 S 09 35 54.192 -07 02 24.61 V C57
2021-02-24 18:54:05 s 1 +144922.64 9 +221030.59 8810.0 C57
2021-02-24 19:14:05 S 09 35 48.067 -07 02 09.92 V C57
2021-02-24 19:14:05 s 1 +144519.91 9 +222332.48 9220.0 C57
2021-02-24 19:24:05 S 09 35 44.731 -07 02 10.14 V C57
2021-02-24 19:24:05 s 1 +144316.90 8 +222980.89 6080.0 C57
2021-02-24 20:24:05 S 09 35 24.586 -07 01 37.81 V C57
2021-02-24 20:24:05 s 1 +143076.22 3 +226835.98 1320.0 C57
2021-02-24 20:34:16 C 09 29 36.04 -07 11 28.5 V C40
2021-02-24 20:37:20 C 09 29 34.65 -07 11 26.5 V C40
2021-02-24 20:44:05 S 09 35 17.808 -07 01 26.90 V C57
2021-02-24 20:44:05 s 1 +142654.20 1 +228107.62 2540.0 C57
2021-02-24 20:50:03 C 09 29 31.75 -07 11 25.3 V G04
2021-02-24 20:54:05 S 09 35 14.311 -07 01 20.78 V C57
2021-02-24 20:54:05 s 1 +142441.63 4 +228740.95 9980.0 C57
2021-02-24 20:58:06 C 09 29 28.14 -07 11 10.7 V G17
2021-02-24 21:00:43 C 09 29 27.03 -07 11 17.8 V G04
2021-02-24 21:00:47 C 09 29 26.94 -07 11 08.8 V G17
2021-02-24 21:03:29 C 09 29 25.73 -07 11 06.8 V G17
2021-02-24 21:04:05 S 09 35 11.057 -07 01 15.17 V C57
2021-02-24 21:04:05 s 1 +142228.03 6 +229372.61 5330.0 C57
2021-02-24 21:12:02 C 09 29 21.91 -07 11 10.2 V G04
2021-02-24 21:22:09 C 09 29 17.37 -07 11 03.4 V G04
2021-02-24 21:32:47 C 09 29 09.57 -07 10 48.6 V C40
2021-02-24 21:34:19 C 09 29 08.87 -07 10 47.5 V C40
2021-02-24 21:44:05 S 09 34 57.413 -07 00 53.96 V C57
2021-02-24 21:44:05 s 1 +141363.47 4 +231882.72 6020.0 C57
2021-02-24 21:54:05 S 09 34 53.909 -07 00 48.53 V C57
2021-02-24 21:54:05 s 1 +141144.82 1 +232506.13 1080.0 C57
2021-02-24 21:57:27 C 09 28 58.33 -07 10 31.0 V C40
2021-02-24 21:59:08 C 09 29 00.70 -07 10 38.4 V G33
2021-02-24 22:00:04 C 09 29 00.23 -07 10 38.1 V G33
2021-02-24 22:01:03 C 09 28 59.83 -07 10 37.4 V G33
2021-02-24 22:01:55 C 09 28 59.41 -07 10 36.8 V G33
2021-02-24 22:02:03 C 09 28 59.06 -07 10 26.7 V L39
2021-02-24 22:02:04 C 09 28 56.21 -07 10 27.6 V C40
2021-02-24 22:02:51 C 09 28 58.99 -07 10 36.0 V G33
2021-02-24 22:03:47 C 09 28 58.57 -07 10 35.0 V G33
2021-02-24 22:03:56 C 09 28 58.21 -07 10 25.1 V L39
2021-02-24 22:04:05 S 09 34 50.381 -07 00 41.76 V C57
2021-02-24 22:04:05 s 1 +140925.17 6 +233127.90 4110.0 C57
2021-02-24 22:05:49 C 09 28 57.34 -07 10 24.0 V L39
2021-02-24 22:07:41 C 09 28 56.48 -07 10 22.8 V L39
2021-02-24 22:09:33 C 09 28 55.62 -07 10 21.4 V L39
2021-02-24 22:14:25 C 09 28 50.58 -07 10 18.5 V C40
2021-02-24 22:15:56 C 09 28 49.88 -07 10 17.5 V C40
2021-02-24 22:24:05 S 09 34 43.435 -07 00 32.11 V C57
2021-02-24 22:24:05 s 1 +140482.93 0 +234366.51 4160.0 C57
2021-02-24 22:44:05 S 09 34 36.506 -07 00 20.66 V C57
2021-02-24 22:44:05 s 1 +140036.78 5 +235598.59 6260.0 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)