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
2021-02-18 02:34:06 s 1 -160625.80 0 +310737.93 4370.0 – C57
2021-02-18 02:44:05 S 10 05 12.866 -07 59 36.38 – V C57
2021-02-18 02:44:05 s 1 -160876.42 5 +310361.35 5300.0 – C57
2021-02-18 02:54:06 S 10 05 11.738 -07 59 35.09 – V C57
2021-02-18 02:54:06 s 1 -161126.52 5 +309983.73 5280.0 – C57
2021-02-18 03:04:05 S 10 05 10.555 -07 59 36.06 – V C57
2021-02-18 03:04:05 s 1 -161376.09 6 +309605.08 4310.0 – C57
2021-02-18 03:14:05 S 10 05 09.151 -07 59 37.93 – V C57
2021-02-18 03:14:05 s 1 -161625.13 8 +309225.38 2400.0 – C57
2021-02-18 03:24:05 S 10 05 07.968 -07 59 39.84 – V C57
2021-02-18 03:24:05 s 1 -161873.64 8 +308844.65 9520.0 – C57
2021-02-18 03:34:05 S 10 05 06.809 -07 59 37.86 – V C57
2021-02-18 03:34:05 s 1 -162121.62 5 +308462.87 5700.0 – C57
2021-02-18 03:44:06 S 10 05 05.496 -07 59 40.99 – V C57
2021-02-18 03:44:06 s 1 -162369.06 6 +308080.05 900.0 – C57
2021-02-18 03:54:05 S 10 05 04.207 -07 59 39.34 – V C57
2021-02-18 03:54:05 s 1 -162615.97 0 +307696.19 5150.0 – C57
2021-02-18 04:04:06 S 10 05 03.149 -07 59 40.56 – V C57
2021-02-18 04:04:06 s 1 -162862.33 5 +307311.29 8420.0 – C57
2021-02-18 04:14:05 S 10 05 01.752 -07 59 42.65 – V C57
2021-02-18 04:14:05 s 1 -163108.15 9 +306925.34 720.0 – C57
2021-02-18 04:24:06 S 10 05 00.528 -07 59 42.47 – V C57
2021-02-18 04:24:06 s 1 -163353.44 1 +306538.35 2050.0 – C57
2021-02-18 04:34:05 S 10 04 59.304 -07 59 42.79 – V C57
2021-02-18 04:34:05 s 1 -163598.17 7 +306150.31 2390.0 – C57
2021-02-18 04:44:05 S 10 04 57.991 -07 59 45.56 – V C57
2021-02-18 04:44:05 s 1 -163842.36 7 +305761.23 1760.0 – C57
2021-02-18 04:54:05 S 10 04 56.743 -07 59 45.20 – V C57
2021-02-18 04:54:05 s 1 -164086.00 9 +305371.11 130.0 – C57
2021-02-18 05:04:05 S 10 04 55.608 -07 59 45.06 – V C57
2021-02-18 05:04:05 s 1 -164329.09 9 +304979.93 7520.0 – C57
2021-02-18 05:14:06 S 10 04 54.187 -07 59 47.54 – V C57
2021-02-18 05:14:06 s 1 -164571.63 8 +304587.71 3910.0 – C57
2021-02-18 05:24:05 S 10 04 53.042 -07 59 45.64 – V C57
2021-02-18 05:24:05 s 1 -164813.62 2 +304194.44 9300.0 – C57
2021-02-18 05:34:06 S 10 04 51.770 -07 59 47.58 – V C57
2021-02-18 05:34:06 s 1 -165055.04 9 +303800.12 3690.0 – C57
2021-02-18 05:44:05 S 10 04 50.561 -07 59 49.06 – V C57
2021-02-18 05:44:05 s 1 -165295.91 9 +303404.75 7080.0 – C57
2021-02-18 05:54:05 S 10 04 49.128 -07 59 48.84 – V C57
2021-02-18 05:54:05 s 1 -165536.22 8 +303008.33 9450.0 – C57
2021-02-18 06:04:05 S 10 04 47.858 -07 59 49.85 – V C57
2021-02-18 06:04:05 s 1 -165775.97 4 +302610.86 820.0 – C57
2021-02-18 06:10:51 C 10 02 52.66 -07 49 38.7 – V 703
2021-02-18 06:14:05 S 10 04 46.577 -07 59 50.82 – V C57
2021-02-18 06:14:05 s 1 -166015.15 7 +302212.34 1160.0 – C57
2021-02-18 06:19:00 C 10 02 51.64 -07 49 38.1 – V 703
2021-02-18 06:24:05 S 10 04 45.360 -07 59 50.86 – V C57
2021-02-18 06:24:05 s 1 -166253.77 4 +301812.77 490.0 – C57
2021-02-18 06:27:09 C 10 02 50.67 -07 49 37.9 – V 703
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)