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
2021-02-13 08:44:06 S 10 13 57.595 -07 42 31.14 – V C57
2021-02-13 08:44:06 s 1 +67517.397 0 +336971.91 7410.0 – C57
2021-02-13 09:04:06 S 10 13 57.024 -07 42 34.88 – V C57
2021-02-13 09:04:06 s 1 +66841.833 0 +337599.28 9230.0 – C57
2021-02-13 09:14:06 S 10 13 56.366 -07 42 37.12 – V C57
2021-02-13 09:14:06 s 1 +66503.679 0 +337911.17 9270.0 – C57
2021-02-13 09:24:06 S 10 13 56.040 -07 42 36.18 – V C57
2021-02-13 09:24:06 s 1 +66165.279 0 +338221.88 8740.0 – C57
2021-02-13 09:34:06 S 10 13 55.531 -07 42 42.30 – V C57
2021-02-13 09:34:06 s 1 +65826.635 0 +338531.41 7640.0 – C57
2021-02-13 09:44:06 S 10 13 55.178 -07 42 41.62 – V C57
2021-02-13 09:44:06 s 1 +65487.749 0 +338839.74 5970.0 – C57
2021-02-13 10:00:00 C 10 11 26.23 -07 43 19.8 – V T05
2021-02-13 10:04:06 S 10 13 54.293 -07 42 46.44 – V C57
2021-02-13 10:04:06 s 1 +64809.256 0 +339452.86 960.0 – C57
2021-02-13 10:07:52 C 10 11 25.73 -07 43 20.9 – V T05
2021-02-13 10:11:10 C 10 11 25.52 -07 43 21.2 – V T05
2021-02-13 10:14:06 S 10 13 53.842 -07 42 47.09 – V C57
2021-02-13 10:14:06 s 1 +64469.653 0 +339757.65 7620.0 – C57
2021-02-13 10:19:52 C 10 11 24.96 -07 43 22.0 – V T05
2021-02-13 10:24:06 S 10 13 53.606 -07 42 50.26 – V C57
2021-02-13 10:24:06 s 1 +64129.814 0 +340061.26 3720.0 – C57
2021-02-13 10:34:06 S 10 13 53.256 -07 42 52.06 – V C57
2021-02-13 10:34:06 s 1 +63789.740 0 +340363.69 9270.0 – C57
2021-02-13 10:44:06 S 10 13 52.742 -07 42 52.38 – V C57
2021-02-13 10:44:06 s 1 +63449.434 0 +340664.94 4280.0 – C57
2021-02-13 10:54:06 S 10 13 52.339 -07 42 55.44 – V C57
2021-02-13 10:54:06 s 1 +63108.897 0 +340965.02 8740.0 – C57
2021-02-13 11:04:06 S 10 13 51.888 -07 42 55.26 – V C57
2021-02-13 11:04:06 s 1 +62768.131 0 +341263.92 2670.0 – C57
2021-02-13 11:14:06 S 10 13 51.504 -07 42 58.72 – V C57
2021-02-13 11:14:06 s 1 +62427.136 0 +341561.64 6060.0 – C57
2021-02-13 11:24:06 S 10 13 51.185 -07 43 00.55 – V C57
2021-02-13 11:24:06 s 1 +62085.916 0 +341858.20 8910.0 – C57
2021-02-13 11:34:06 S 10 13 50.741 -07 43 01.88 – V C57
2021-02-13 11:34:06 s 1 +61744.470 0 +342153.58 1230.0 – C57
2021-02-13 11:44:06 S 10 13 50.275 -07 43 04.37 – V C57
2021-02-13 11:44:06 s 1 +61402.802 0 +342447.80 3030.0 – C57
2021-02-13 11:54:06 S 10 13 49.978 -07 43 05.41 – V C57
2021-02-13 11:54:06 s 1 +61060.912 0 +342740.84 4300.0 – C57
2021-02-13 12:04:06 S 10 13 49.421 -07 43 08.65 – V C57
2021-02-13 12:04:06 s 1 +60718.802 0 +343032.72 5050.0 – C57
2021-02-13 12:14:06 S 10 13 49.193 -07 43 09.95 – V C57
2021-02-13 12:14:06 s 1 +60376.474 0 +343323.43 5290.0 – C57
2021-02-13 12:24:06 S 10 13 48.715 -07 43 11.93 – V C57
2021-02-13 12:24:06 s 1 +60033.928 0 +343612.98 5000.0 – C57
2021-02-13 12:34:06 S 10 13 48.319 -07 43 12.83 – V C57
2021-02-13 12:34:06 s 1 +59691.168 0 +343901.36 4210.0 – C57
2021-02-13 12:44:06 S 10 13 47.772 -07 43 16.18 – V C57
2021-02-13 12:44:06 s 1 +59348.193 0 +344188.58 2910.0 – 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)