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
2021-02-19 20:04:05 S 09 59 05.162 -08 00 05.83 V C57
2021-02-19 20:04:05 s 1 -200533.50 5 +182844.77 80.0 C57
2021-02-19 20:14:05 S 09 59 03.271 -08 00 06.52 V C57
2021-02-19 20:14:05 s 1 -200567.66 2 +182182.74 3950.0 C57
2021-02-19 20:24:05 S 09 59 01.586 -08 00 05.87 V C57
2021-02-19 20:24:05 s 1 -200600.41 5 +181519.43 5210.0 C57
2021-02-19 20:34:05 S 09 58 59.863 -08 00 03.85 V C57
2021-02-19 20:34:05 s 1 -200631.75 8 +180854.83 3840.0 C57
2021-02-19 20:44:05 S 09 58 57.994 -08 00 05.18 V C57
2021-02-19 20:44:05 s 1 -200661.68 5 +180188.95 9850.0 C57
2021-02-19 20:54:05 S 09 58 56.326 -08 00 02.70 V C57
2021-02-19 20:54:05 s 1 -200690.18 9 +179521.79 3200.0 C57
2021-02-19 22:14:05 S 09 58 41.789 -07 59 57.70 V C57
2021-02-19 22:14:05 s 1 -200866.14 9 +174138.12 3180.0 C57
2021-02-19 22:24:05 S 09 58 40.272 -07 59 53.92 V C57
2021-02-19 22:24:05 s 1 -200881.53 0 +173459.35 2110.0 C57
2021-02-19 22:34:05 S 09 58 38.501 -07 59 54.85 V C57
2021-02-19 22:34:05 s 1 -200895.41 7 +172779.28 8260.0 C57
2021-02-19 22:44:05 S 09 58 36.667 -07 59 55.46 V C57
2021-02-19 22:44:05 s 1 -200907.80 3 +172097.92 1620.0 C57
2021-02-19 22:54:05 S 09 58 34.906 -07 59 52.94 V C57
2021-02-19 22:54:05 s 1 -200918.68 1 +171415.25 2170.0 C57
2021-02-19 23:04:05 S 09 58 33.082 -07 59 52.37 V C57
2021-02-19 23:04:05 s 1 -200928.04 2 +170731.29 9890.0 C57
2021-02-19 23:14:05 S 09 58 31.265 -07 59 51.65 V C57
2021-02-19 23:14:05 s 1 -200935.88 1 +170046.03 4780.0 C57
2021-02-19 23:44:05 S 09 58 25.999 -07 59 47.04 V C57
2021-02-19 23:44:05 s 1 -200950.18 1 +167982.44 2270.0 C57
2021-02-19 23:54:05 S 09 58 23.870 -07 59 43.69 V C57
2021-02-19 23:54:05 s 1 -200951.85 0 +167291.96 5650.0 C57
2021-02-20 00:34:05 S 09 58 16.754 -07 59 43.08 V C57
2021-02-20 00:34:05 s 1 -200942.83 3 +164517.01 9950.0 C57
2021-02-20 00:44:05 S 09 58 14.887 -07 59 44.63 V C57
2021-02-20 00:44:05 s 1 -200936.61 6 +163820.00 8630.0 C57
2021-02-20 00:54:05 S 09 58 13.030 -07 59 41.75 V C57
2021-02-20 00:54:05 s 1 -200928.79 8 +163121.68 4320.0 C57
2021-02-20 01:04:05 S 09 58 11.263 -07 59 41.24 V C57
2021-02-20 01:04:05 s 1 -200919.37 0 +162422.05 7020.0 C57
2021-02-20 01:14:05 S 09 58 09.398 -07 59 40.85 V C57
2021-02-20 01:14:05 s 1 -200908.32 5 +161721.11 6690.0 C57
2021-02-20 01:24:05 S 09 58 07.546 -07 59 38.76 V C57
2021-02-20 01:24:05 s 1 -200895.65 4 +161018.85 3330.0 C57
2021-02-20 01:34:05 S 09 58 05.671 -07 59 38.51 V C57
2021-02-20 01:34:05 s 1 -200881.35 0 +160315.28 6930.0 C57
2021-02-20 01:44:05 S 09 58 03.900 -07 59 36.56 V C57
2021-02-20 01:44:05 s 1 -200865.40 3 +159610.39 7450.0 C57
2021-02-20 01:54:05 S 09 58 02.035 -07 59 36.24 V C57
2021-02-20 01:54:05 s 1 -200847.80 6 +158904.19 4900.0 C57
2021-02-20 02:04:05 S 09 58 00.230 -07 59 34.94 V C57
2021-02-20 02:04:05 s 1 -200828.54 9 +158196.67 9240.0 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)