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
2021-02-14 01:24:06 S 10 13 13.320 -07 45 39.20 V C57
2021-02-14 01:24:06 s 1 +32764.950 0 +362702.94 5740.0 C57
2021-02-14 01:34:06 S 10 13 12.715 -07 45 40.39 V C57
2021-02-14 01:34:06 s 1 +32409.700 0 +362903.98 3760.0 C57
2021-02-14 01:44:06 S 10 13 12.110 -07 45 42.77 V C57
2021-02-14 01:44:06 s 1 +32054.341 0 +363103.94 1490.0 C57
2021-02-14 01:54:06 S 10 13 11.801 -07 45 43.96 V C57
2021-02-14 01:54:06 s 1 +31698.874 0 +363302.82 8920.0 C57
2021-02-14 02:04:06 S 10 13 11.309 -07 45 44.71 V C57
2021-02-14 02:04:06 s 1 +31343.299 0 +363500.63 6060.0 C57
2021-02-14 02:14:06 S 10 13 10.742 -07 45 46.08 V C57
2021-02-14 02:14:06 s 1 +30987.619 0 +363697.35 2910.0 C57
2021-02-14 02:24:06 S 10 13 10.181 -07 45 49.75 V C57
2021-02-14 02:24:06 s 1 +30631.833 0 +363893.00 9470.0 C57
2021-02-14 02:34:06 S 10 13 09.710 -07 45 52.96 V C57
2021-02-14 02:34:06 s 1 +30275.944 0 +364087.57 5750.0 C57
2021-02-14 02:44:06 S 10 13 09.288 -07 45 54.90 V C57
2021-02-14 02:44:06 s 1 +29919.952 0 +364281.07 1740.0 C57
2021-02-14 02:54:06 S 10 13 08.623 -07 46 00.26 V C57
2021-02-14 02:54:06 s 1 +29563.859 0 +364473.49 7450.0 C57
2021-02-14 03:04:06 S 10 13 08.158 -07 45 57.06 V C57
2021-02-14 03:04:06 s 1 +29207.666 0 +364664.83 2880.0 C57
2021-02-14 03:14:06 S 10 13 07.910 -07 46 00.77 V C57
2021-02-14 03:14:06 s 1 +28851.373 0 +364855.11 8040.0 C57
2021-02-14 03:24:06 S 10 13 07.306 -07 46 01.96 V C57
2021-02-14 03:24:06 s 1 +28494.983 0 +365044.31 2920.0 C57
2021-02-14 03:34:06 S 10 13 06.900 -07 46 02.35 V C57
2021-02-14 03:34:06 s 1 +28138.496 0 +365232.44 7530.0 C57
2021-02-14 03:44:06 S 10 13 06.401 -07 46 04.76 V C57
2021-02-14 03:44:06 s 1 +27781.913 0 +365419.50 1880.0 C57
2021-02-14 03:54:06 S 10 13 05.777 -07 46 06.10 V C57
2021-02-14 03:54:06 s 1 +27425.236 0 +365605.49 5950.0 C57
2021-02-14 04:04:06 S 10 13 05.098 -07 46 11.24 V C57
2021-02-14 04:04:06 s 1 +27068.465 0 +365790.41 9760.0 C57
2021-02-14 04:24:06 S 10 13 04.303 -07 46 10.31 V C57
2021-02-14 04:24:06 s 1 +26354.648 0 +366157.04 6600.0 C57
2021-02-14 04:44:06 S 10 13 03.250 -07 46 13.58 V C57
2021-02-14 04:44:06 s 1 +25640.472 0 +366519.41 2400.0 C57
2021-02-14 04:54:06 S 10 13 02.762 -07 46 18.26 V C57
2021-02-14 04:54:06 s 1 +25283.251 0 +366699.00 4920.0 C57
2021-02-14 05:04:06 S 10 13 02.220 -07 46 18.23 V C57
2021-02-14 05:04:06 s 1 +24925.944 0 +366877.53 7190.0 C57
2021-02-14 05:14:06 S 10 13 01.697 -07 46 20.78 V C57
2021-02-14 05:14:06 s 1 +24568.552 0 +367054.99 9210.0 C57
2021-02-14 05:24:06 S 10 13 01.224 -07 46 19.99 V C57
2021-02-14 05:24:06 s 1 +24211.075 0 +367231.38 990.0 C57
2021-02-14 05:34:06 S 10 13 00.516 -07 46 23.74 V C57
2021-02-14 05:34:06 s 1 +23853.515 0 +367406.72 2520.0 C57
2021-02-14 05:44:06 S 10 13 00.262 -07 46 28.38 V C57
2021-02-14 05:44:06 s 1 +23495.873 0 +367580.99 3810.0 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)