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
2021-02-25 21:34:05 S 09 24 43.255 -06 44 57.34 V C57
2021-02-25 21:34:05 s 1 +102303.26 9 +305610.70 8980.0 C57
2021-02-25 21:44:05 S 09 24 38.102 -06 44 48.73 V C57
2021-02-25 21:44:05 s 1 +101988.04 6 +306024.82 4090.0 C57
2021-02-25 21:54:05 S 09 24 32.539 -06 44 41.32 V C57
2021-02-25 21:54:05 s 1 +101672.38 8 +306437.62 8270.0 C57
2021-02-25 22:16:57 C 09 16 33.47 -06 49 05.7 V 160
2021-02-25 22:22:09 C 09 16 30.17 -06 49 00.6 V 160
2021-02-25 22:24:05 S 09 24 17.611 -06 44 12.01 V C57
2021-02-25 22:24:05 s 1 +100722.83 1 +307668.19 5310.0 C57
2021-02-25 22:26:45 C 09 16 27.22 -06 48 54.6 V 160
2021-02-25 22:44:05 S 09 24 06.883 -06 43 59.92 V C57
2021-02-25 22:44:05 s 1 +100087.66 4 +308482.03 5470.0 C57
2021-02-25 23:36:44 C 09 15 43.75 -06 47 49.3 V Z80
2021-02-25 23:38:43 C 09 15 42.42 -06 47 47.1 V Z80
2021-02-25 23:40:44 C 09 15 41.14 -06 47 45.0 V Z80
2021-02-26 00:24:05 S 09 23 10.798 -06 42 33.84 V C57
2021-02-26 00:24:05 s 1 +96887.011 0 +312473.33 3330.0 C57
2021-02-26 00:44:05 S 09 22 59.798 -06 42 17.64 V C57
2021-02-26 00:44:05 s 1 +96242.050 0 +313256.10 2570.0 C57
2021-02-26 00:54:05 S 09 22 54.341 -06 42 07.20 V C57
2021-02-26 00:54:05 s 1 +95918.981 0 +313645.56 930.0 C57
2021-02-26 01:24:05 S 09 22 37.759 -06 41 42.00 V C57
2021-02-26 01:24:05 s 1 +94947.446 0 +314806.25 1030.0 C57
2021-02-26 02:44:05 S 09 21 51.427 -06 40 29.14 V C57
2021-02-26 02:44:05 s 1 +92340.017 0 +317845.37 8800.0 C57
2021-02-26 04:34:05 S 09 20 46.553 -06 38 48.19 V C57
2021-02-26 04:34:05 s 1 +88716.894 0 +321892.15 1500.0 C57
2021-02-26 05:04:05 S 09 20 28.447 -06 38 18.60 V C57
2021-02-26 05:04:05 s 1 +87721.479 0 +322969.53 90.0 C57
2021-02-26 05:14:05 S 09 20 22.378 -06 38 08.99 V C57
2021-02-26 05:14:05 s 1 +87389.001 0 +323326.16 8160.0 C57
2021-02-26 05:44:05 S 09 20 04.682 -06 37 38.71 V C57
2021-02-26 05:44:05 s 1 +86389.573 0 +324388.61 8040.0 C57
2021-02-26 05:54:05 S 09 19 57.641 -06 37 30.76 V C57
2021-02-26 05:54:05 s 1 +86055.773 0 +324740.29 3240.0 C57
2021-02-26 06:14:05 S 09 19 45.506 -06 37 10.34 V C57
2021-02-26 06:14:05 s 1 +85387.200 0 +325439.92 1510.0 C57
2021-02-26 11:54:05 S 09 16 05.947 -06 31 16.61 V C57
2021-02-26 11:54:05 s 1 +73837.229 0 +336587.26 7960.0 C57
2021-02-26 13:04:05 S 09 15 13.754 -06 29 57.26 V C57
2021-02-26 13:04:05 s 1 +71415.592 0 +338709.56 9570.0 C57
2021-02-26 13:14:05 S 09 15 06.655 -06 29 45.67 V C57
2021-02-26 13:14:05 s 1 +71069.467 0 +339008.08 6340.0 C57
2021-02-26 13:24:05 S 09 14 59.503 -06 29 34.51 V C57
2021-02-26 13:24:05 s 1 +70722.879 0 +339305.40 3230.0 C57
2021-02-26 13:34:05 S 09 14 52.716 -06 29 23.57 V C57
2021-02-26 13:34:05 s 1 +70376.048 0 +339601.54 9580.0 C57
2021-02-26 13:44:05 S 09 14 45.398 -06 29 11.22 V C57
2021-02-26 13:44:05 s 1 +70028.974 0 +339896.51 5390.0 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)