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
2021-02-27 20:20:18 C 08 34 24.26 -05 24 46.6 V G17
2021-02-27 20:27:04 C 08 34 13.42 -05 24 38.3 V 118
2021-02-27 20:44:00 C 08 33 51.25 -05 23 54.6 V G06
2021-02-27 20:46:14 C 08 33 48.11 -05 23 47.8 V G06
2021-02-27 20:48:27 C 08 33 44.92 -05 23 41.1 V G06
2021-02-27 20:50:08 C 08 33 42.58 -05 23 36.4 V G06
2021-02-27 20:52:54 C 08 33 38.69 -05 23 28.2 V G06
2021-02-27 21:34:18 C 08 32 28.58 -05 20 43.1 V 186
2021-02-27 21:35:21 C 08 32 27.00 -05 20 40.0 V 186
2021-02-27 22:47:11 C 08 30 52.78 -05 17 35.3 V Z80
2021-02-27 22:59:47 C 08 30 34.03 -05 16 55.2 V Z80
2021-02-27 23:06:27 C 08 30 24.14 -05 16 33.3 V Z80
2021-02-28 05:33:33 C 08 20 23.74 -04 53 29.8 V G58
2021-02-28 05:34:47 C 08 20 21.64 -04 53 25.1 V G58
2021-02-28 05:35:59 C 08 20 19.51 -04 53 20.6 V G58
2021-02-28 17:58:39 C 07 56 15.61 -03 57 27.1 V 186
2021-02-28 17:59:43 C 07 56 13.18 -03 57 21.6 V 186
2021-02-28 18:31:07 C 07 55 13.70 -03 55 04.8 V A17
2021-02-28 18:37:46 C 07 54 57.25 -03 54 33.6 V G34
2021-02-28 18:39:52 C 07 54 52.38 -03 54 22.0 V G34
2021-02-28 18:40:34 C 07 54 50.77 -03 54 18.2 V G34
2021-02-28 18:42:40 C 07 54 45.90 -03 54 06.9 V G34
2021-02-28 18:44:04 C 07 54 42.63 -03 53 59.2 V G34
2021-02-28 18:44:28 C 07 54 29.60 -03 53 18.6 V 186
2021-02-28 18:44:30 C 07 54 41.66 -03 53 57.0 V G34
2021-02-28 18:45:00 C 07 54 28.35 -03 53 15.5 V 186
2021-02-28 18:45:45 C 07 54 38.72 -03 53 50.3 V G34
2021-02-28 18:46:53 C 07 54 36.12 -03 53 43.8 V G34
2021-02-28 18:47:35 C 07 54 34.49 -03 53 40.3 V G34
2021-02-28 19:00:07 C 07 54 06.23 -03 52 33.6 o G12
2021-02-28 19:05:40 C 07 53 53.24 -03 52 02.8 o G12
2021-02-28 19:10:20 C 07 53 42.33 -03 51 37.2 o G12
2021-02-28 19:14:58 C 07 53 31.42 -03 51 12.0 o G12
2021-02-28 19:19:37 C 07 53 20.54 -03 50 46.8 o G12
2021-02-28 19:30:26 C 07 52 55.11 -03 49 39.9 V A17
2021-02-28 20:13:50 C 07 51 11.38 -03 45 36.1 V A17
2021-02-28 20:18:09 n 07 51 02.92 -03 45 23.5 V Z92
2021-02-28 20:31:05 n 07 50 31.66 -03 44 09.6 V Z92
2021-02-28 20:40:54 n 07 50 07.87 -03 43 13.3 V Z92
2021-02-28 20:50:37 n 07 49 44.18 -03 42 17.2 V Z92
2021-02-28 21:01:27 C 07 49 17.32 -03 41 13.5 V Z99
2021-02-28 21:03:12 C 07 49 13.02 -03 41 03.4 V Z99
2021-02-28 21:04:58 C 07 49 08.67 -03 40 53.1 V Z99
2021-02-28 21:06:46 C 07 49 04.27 -03 40 42.5 V Z99
2021-02-28 21:08:33 C 07 48 59.89 -03 40 32.1 V Z99
2021-02-28 21:52:36 C 07 47 10.56 -03 36 06.2 V Z80
2021-02-28 21:58:50 C 07 46 52.52 -03 35 22.8 V K87
2021-02-28 21:58:58 C 07 46 52.20 -03 35 22.1 V K87
2021-02-28 21:59:06 C 07 46 51.84 -03 35 21.2 V K87
2021-02-28 21:59:15 C 07 46 51.51 -03 35 20.4 V K87
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)