IAA RAS IAA Minor Planet Database

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
2021-02-12 20:34:06 S 10 14 24.271 -07 40 06.35 – V C57
2021-02-12 20:34:06 s 1 +91371.533 0 +310713.83 8070.0 – C57
2021-02-12 20:44:06 S 10 14 24.019 -07 40 11.89 – V C57
2021-02-12 20:44:06 s 1 +91057.088 0 +311119.13 1720.0 – C57
2021-02-12 20:54:06 S 10 14 23.746 -07 40 13.66 – V C57
2021-02-12 20:54:06 s 1 +90742.250 0 +311523.11 4500.0 – C57
2021-02-12 21:04:06 S 10 14 23.275 -07 40 15.35 – V C57
2021-02-12 21:04:06 s 1 +90427.021 0 +311925.80 6420.0 – C57
2021-02-12 21:14:06 S 10 14 22.966 -07 40 18.77 – V C57
2021-02-12 21:14:06 s 1 +90111.403 0 +312327.17 7470.0 – C57
2021-02-12 21:24:06 S 10 14 22.594 -07 40 20.24 – V C57
2021-02-12 21:24:06 s 1 +89795.399 0 +312727.25 7670.0 – C57
2021-02-12 21:34:06 S 10 14 22.282 -07 40 18.23 – V C57
2021-02-12 21:34:06 s 1 +89479.011 0 +313126.02 7020.0 – C57
2021-02-12 21:44:06 S 10 14 21.847 -07 40 23.74 – V C57
2021-02-12 21:44:06 s 1 +89162.242 0 +313523.50 5520.0 – C57
2021-02-12 22:14:06 S 10 14 21.103 -07 40 29.86 – V C57
2021-02-12 22:14:06 s 1 +88209.666 0 +314708.16 5980.0 – C57
2021-02-12 22:24:06 S 10 14 20.702 -07 40 34.43 – V C57
2021-02-12 22:24:06 s 1 +87891.393 0 +315100.47 1140.0 – C57
2021-02-12 22:34:06 S 10 14 20.237 -07 40 31.51 – V C57
2021-02-12 22:34:06 s 1 +87572.749 0 +315491.48 5480.0 – C57
2021-02-12 22:44:06 S 10 14 19.860 -07 40 33.96 – V C57
2021-02-12 22:44:06 s 1 +87253.737 0 +315881.21 9000.0 – C57
2021-02-12 23:14:06 S 10 14 18.758 -07 40 39.29 – V C57
2021-02-12 23:14:06 s 1 +86294.515 0 +317042.68 4670.0 – C57
2021-02-12 23:24:06 S 10 14 18.646 -07 40 41.30 – V C57
2021-02-12 23:24:06 s 1 +85974.053 0 +317427.28 4960.0 – C57
2021-02-12 23:34:06 S 10 14 18.305 -07 40 43.54 – V C57
2021-02-12 23:34:06 s 1 +85653.234 0 +317810.59 4440.0 – C57
2021-02-12 23:54:06 S 10 14 17.381 -07 40 48.94 – V C57
2021-02-12 23:54:06 s 1 +85010.532 0 +318573.40 1040.0 – C57
2021-02-13 00:04:06 S 10 14 17.138 -07 40 51.35 – V C57
2021-02-13 00:04:06 s 1 +84688.654 0 +318952.89 8160.0 – C57
2021-02-13 00:14:06 S 10 14 16.740 -07 40 51.60 – V C57
2021-02-13 00:14:06 s 1 +84366.428 0 +319331.11 4500.0 – C57
2021-02-13 00:24:06 S 10 14 16.380 -07 40 50.05 – V C57
2021-02-13 00:24:06 s 1 +84043.855 0 +319708.06 60.0 – C57
2021-02-13 00:34:06 S 10 14 16.138 -07 40 56.39 – V C57
2021-02-13 00:34:06 s 1 +83720.937 0 +320083.74 4850.0 – C57
2021-02-13 00:44:06 S 10 14 15.826 -07 40 58.48 – V C57
2021-02-13 00:44:06 s 1 +83397.678 0 +320458.15 8880.0 – C57
2021-02-13 00:54:06 S 10 14 15.542 -07 41 01.75 – V C57
2021-02-13 00:54:06 s 1 +83074.078 0 +320831.30 2140.0 – C57
2021-02-13 01:04:06 S 10 14 15.036 -07 41 02.15 – V C57
2021-02-13 01:04:06 s 1 +82750.140 0 +321203.19 4640.0 – C57
2021-02-13 01:14:06 S 10 14 14.782 -07 41 02.18 – V C57
2021-02-13 01:14:06 s 1 +82425.866 0 +321573.81 6390.0 – C57
2021-02-13 01:24:06 S 10 14 14.321 -07 41 04.02 – V C57
2021-02-13 01:24:06 s 1 +82101.258 0 +321943.18 7380.0 – 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)