354030 (2001 RB18)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS ⇩ Radar
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.5389012936 ± 1.02e-09
Semi-major axis (a)2.3488749058 AU ± 2.81e-10
Inclination (i)4.17829459° ± 6.19e-07
Long. of Asc. Node (Ω)198.24942951° ± 3.86e-06
Arg. of Perihelion (ω)175.35074491° ± 4.31e-06
Mean Anomaly (M)253.13460727° ± 7.78e-07
Mean Motion (n)0.2737930653°/day ± 4.91e-11
Perihelion dist (q)1.08306318 AU ± 2.40e-09
Aphelion dist (Q)3.61468663 AU ± 2.44e-09
Orbital Period3.59989499 yr ± 6.46e-10
Physical Parameters
H (abs. magnitude)18.61
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-05-31
RMS Residual0.238″
Uncertainty0
Orbit TypeAmor
MOID0.081944 AU
Observations Used1245
Radar Obs Used3
Oppositions13
Arc Total2001-2019
First Observation Used2001-07-13
Last Observation Used2024-02-14
Observations (1342)
Date Type RA Dec Mag Band Observatory
2001-10-24 05:35:38 C 00 49 21.36 -03 30 25.2 15.1 c 704
2001-10-24 06:43:52 C 00 49 45.74 -03 29 51.7 14.3 c 644
2001-10-24 07:13:05 C 00 49 55.79 -03 29 38.2 14.3 c 644
2001-10-24 07:43:38 C 00 50 06.35 -03 29 24.0 14.2 c 644
2001-10-24 12:01:47 C 00 51 43.61 -03 27 26.6 300
2001-10-24 12:03:03 C 00 51 44.04 -03 27 26.3 300
2001-10-24 12:04:16 C 00 51 44.47 -03 27 25.3 300
2001-10-24 12:05:30 C 00 51 44.92 -03 27 24.9 300
2001-10-24 12:06:44 C 00 51 45.32 -03 27 24.1 300
2001-10-24 12:07:57 C 00 51 45.73 -03 27 23.8 300
2001-10-29 03:25:06 C 01 28 50.25 -02 31 22.1 14.7 920
2001-10-29 03:25:07 C 01 28 50.14 -02 31 18.8 14.8 i 866
2001-10-29 03:25:33 C 01 28 50.36 -02 31 22.4 14.6 920
2001-10-29 03:26:01 C 01 28 50.55 -02 31 21.7 14.6 920
2001-10-29 03:30:07 C 01 28 51.58 -02 31 16.5 14.8 i 866
2001-10-29 03:30:08 C 01 28 51.69 -02 31 20.7 14.5 920
2001-10-29 03:35:07 C 01 28 53.13 -02 31 17.2 14.4 920
2001-10-29 03:45:07 C 01 28 55.91 -02 31 09.7 14.8 i 866
2001-10-29 03:45:07 C 01 28 56.04 -02 31 11.0 14.6 920
2001-10-29 04:00:07 C 01 29 00.25 -02 31 03.5 14.8 i 866
2001-10-29 04:00:07 C 01 29 00.31 -02 31 03.4 14.5 920
2001-10-29 04:05:07 C 01 29 01.71 -02 31 01.1 14.8 i 866
2001-10-29 04:10:06 C 01 29 03.13 -02 30 59.2 14.7 920
2001-10-29 04:10:07 C 01 29 03.15 -02 30 58.9 14.8 i 866
2001-11-02 18:55:21 C 01 59 20.16 -01 30 25.5 151
2001-11-02 18:58:26 C 01 59 20.86 -01 30 23.8 151
2001-11-02 19:01:11 C 01 59 21.46 -01 30 23.2 151
2001-11-02 19:04:16 C 01 59 22.20 -01 30 20.6 151
2001-11-02 19:06:29 C 01 59 22.76 -01 30 20.4 151
2001-11-02 19:08:43 C 01 59 23.21 -01 30 18.8 151
2001-11-03 02:20:36 C 02 01 07.84 -01 26 13.2 d 739
2001-11-03 02:22:39 C 02 01 08.34 -01 26 10.9 d 739
2001-11-03 02:25:10 C 02 01 08.88 -01 26 09.8 d 739
2001-11-03 02:27:19 C 02 01 09.41 -01 26 08.1 d 739
2001-11-03 04:14:11 C 02 01 33.41 -01 25 16.5 i 726
2001-11-03 04:16:40 C 02 01 34.00 -01 25 14.8 i 726
2001-11-03 04:19:11 C 02 01 34.55 -01 25 13.8 i 726
2001-11-03 04:21:40 C 02 01 35.11 -01 25 12.7 i 726
2001-11-03 04:24:10 C 02 01 35.68 -01 25 11.2 i 726
2001-11-03 04:26:41 C 02 01 36.28 -01 25 09.7 i 726
2001-11-04 04:18:14 C 02 07 10.07 -01 11 57.6 i 726
2001-11-04 04:23:13 C 02 07 11.13 -01 11 54.8 i 726
2001-11-04 04:28:13 C 02 07 12.22 -01 11 52.0 i 726
2001-11-04 04:33:12 C 02 07 13.26 -01 11 49.0 i 726
2001-11-04 20:18:06 C 02 10 45.31 -01 03 07.4 151
2001-11-04 20:21:47 C 02 10 46.08 -01 03 05.7 151
2001-11-04 20:24:06 C 02 10 46.57 -01 03 04.1 151
2001-11-04 20:26:57 C 02 10 47.17 -01 03 02.5 151
2001-11-04 20:29:15 C 02 10 47.63 -01 03 01.3 151
2001-11-04 20:32:33 C 02 10 48.35 -01 02 59.7 151
Radar Observations (3)
Epoch (UTC)ValueSigmaUnitsFreq (MHz)ReceiverTransmitter
2019-09-27 05:45:00 92725178.62 4 us 2380 -1 -1
2019-09-27 05:56:00 92722930.43 4 us 2380 -1 -1
2019-09-28 06:30:00 92496216.2 1 us 2380 -1 -1
Station codes
-1 Arecibo (305-m, 1963–2020)