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
2021-02-13 20:04:06 S 10 13 28.500 -07 44 39.16 V C57
2021-02-13 20:04:06 s 1 +44067.861 0 +355693.46 7270.0 C57
2021-02-13 20:14:06 S 10 13 27.934 -07 44 40.60 V C57
2021-02-13 20:14:06 s 1 +43716.760 0 +355929.58 6110.0 C57
2021-02-13 20:24:06 S 10 13 27.631 -07 44 40.81 V C57
2021-02-13 20:24:06 s 1 +43365.510 0 +356164.58 4580.0 C57
2021-02-13 20:34:06 S 10 13 27.089 -07 44 45.38 V C57
2021-02-13 20:34:06 s 1 +43014.112 0 +356398.47 2670.0 C57
2021-02-13 20:44:06 S 10 13 26.628 -07 44 46.61 V C57
2021-02-13 20:44:06 s 1 +42662.567 0 +356631.26 390.0 C57
2021-02-13 20:54:06 S 10 13 26.201 -07 44 48.88 V C57
2021-02-13 20:54:06 s 1 +42310.878 0 +356862.93 7740.0 C57
2021-02-13 21:04:06 S 10 13 25.637 -07 44 49.60 V C57
2021-02-13 21:04:06 s 1 +41959.044 0 +357093.50 4720.0 C57
2021-02-13 21:14:06 S 10 13 25.231 -07 44 50.89 V C57
2021-02-13 21:14:06 s 1 +41607.068 0 +357322.97 1340.0 C57
2021-02-13 21:24:06 S 10 13 24.737 -07 44 53.99 V C57
2021-02-13 21:24:06 s 1 +41254.950 0 +357551.33 7600.0 C57
2021-02-13 21:34:06 S 10 13 24.103 -07 44 57.88 V C57
2021-02-13 21:34:06 s 1 +40902.692 0 +357778.58 3490.0 C57
2021-02-13 21:44:06 S 10 13 23.741 -07 44 57.70 V C57
2021-02-13 21:44:06 s 1 +40550.295 0 +358004.73 9030.0 C57
2021-02-13 21:54:06 S 10 13 23.318 -07 44 56.90 V C57
2021-02-13 21:54:06 s 1 +40197.761 0 +358229.78 4220.0 C57
2021-02-13 22:04:06 S 10 13 22.987 -07 44 58.63 V C57
2021-02-13 22:04:06 s 1 +39845.090 0 +358453.73 9050.0 C57
2021-02-13 22:14:06 S 10 13 22.243 -07 45 02.92 V C57
2021-02-13 22:14:06 s 1 +39492.284 0 +358676.58 3540.0 C57
2021-02-13 22:24:06 S 10 13 21.670 -07 45 05.51 V C57
2021-02-13 22:24:06 s 1 +39139.344 0 +358898.33 7680.0 C57
2021-02-13 22:34:06 S 10 13 21.571 -07 45 07.42 V C57
2021-02-13 22:34:06 s 1 +38786.272 0 +359118.98 1470.0 C57
2021-02-13 23:34:06 S 10 13 18.509 -07 45 15.26 V C57
2021-02-13 23:34:06 s 1 +36665.124 0 +360419.88 7150.0 C57
2021-02-13 23:44:06 S 10 13 18.290 -07 45 17.46 V C57
2021-02-13 23:44:06 s 1 +36311.158 0 +360632.87 8610.0 C57
2021-02-13 23:54:06 S 10 13 17.587 -07 45 21.85 V C57
2021-02-13 23:54:06 s 1 +35957.069 0 +360844.77 9740.0 C57
2021-02-14 00:04:06 S 10 13 17.162 -07 45 23.62 V C57
2021-02-14 00:04:06 s 1 +35602.859 0 +361055.58 550.0 C57
2021-02-14 00:14:06 S 10 13 16.764 -07 45 24.77 V C57
2021-02-14 00:14:06 s 1 +35248.529 0 +361265.30 1040.0 C57
2021-02-14 00:24:06 S 10 13 16.106 -07 45 26.28 V C57
2021-02-14 00:24:06 s 1 +34894.080 0 +361473.93 1210.0 C57
2021-02-14 00:54:06 S 10 13 14.645 -07 45 33.37 V C57
2021-02-14 00:54:06 s 1 +33830.029 0 +362093.31 9860.0 C57
2021-02-14 01:04:06 S 10 13 14.254 -07 45 34.02 V C57
2021-02-14 01:04:06 s 1 +33475.115 0 +362297.61 8790.0 C57
2021-02-14 01:14:06 S 10 13 13.627 -07 45 35.57 V C57
2021-02-14 01:14:06 s 1 +33120.089 0 +362500.81 7420.0 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)