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
2001-09-25 03:26:02 C 20 57 35.27 -03 34 42.8 17.1 c 704
2001-09-25 03:47:16 C 20 57 38.70 -03 34 47.5 17.3 c 704
2001-09-25 04:08:23 C 20 57 42.06 -03 34 52.3 17.3 c 704
2001-09-26 02:18:40 C 21 01 46.44 -03 40 18.3 i 726
2001-09-26 02:23:40 C 21 01 47.06 -03 40 18.8 i 726
2001-09-26 02:28:40 C 21 01 48.04 -03 40 17.8 i 726
2001-09-26 02:33:40 C 21 01 48.91 -03 40 18.9 i 726
2001-09-26 02:38:40 C 21 01 49.79 -03 40 20.2 i 726
2001-09-26 02:43:40 C 21 01 50.65 -03 40 21.1 i 726
2001-09-26 18:32:38 C 21 04 54.06 -03 44 03.1 610
2001-09-26 18:36:38 C 21 04 54.79 -03 44 04.0 610
2001-09-26 18:40:39 C 21 04 55.51 -03 44 05.0 610
2001-09-26 18:44:39 C 21 04 56.24 -03 44 06.0 610
2001-09-26 18:48:38 C 21 04 56.97 -03 44 06.9 610
2001-09-26 18:52:38 C 21 04 57.69 -03 44 07.9 610
2001-09-26 18:56:38 C 21 04 58.42 -03 44 08.9 610
2001-09-26 19:00:40 C 21 04 59.15 -03 44 09.8 610
2001-09-27 18:53:20 C 21 09 48.97 -03 49 44.6 d 157
2001-09-27 18:58:09 C 21 09 49.88 -03 49 46.0 d 157
2001-09-27 19:05:59 C 21 09 51.38 -03 49 47.8 d 157
2001-09-28 13:32:34 C 21 13 44.37 -03 54 02.0 347
2001-09-28 13:35:49 C 21 13 44.98 -03 54 02.6 347
2001-09-28 13:39:43 C 21 13 45.78 -03 54 03.1 347
2001-10-02 13:08:05 C 21 37 03.11 -04 15 23.9 c 300
2001-10-02 13:11:42 C 21 37 03.95 -04 15 25.4 c 300
2001-10-02 13:15:22 C 21 37 04.92 -04 15 25.9 c 300
2001-10-02 13:18:59 C 21 37 05.88 -04 15 26.0 c 300
2001-10-02 13:22:36 C 21 37 06.79 -04 15 26.9 c 300
2001-10-02 19:28:54 C 21 38 48.30 -04 16 56.2 c 118
2001-10-02 19:34:11 C 21 38 49.71 -04 16 57.5 c 118
2001-10-02 19:36:52 C 21 38 50.37 -04 16 58.0 c 118
2001-10-03 05:53:30 C 21 41 39.61 -04 18 49.1 15.3 c 644
2001-10-03 06:23:45 C 21 41 47.52 -04 18 55.0 15.3 c 644
2001-10-03 06:54:34 C 21 41 55.62 -04 19 00.9 15.7 c 644
2001-10-05 01:41:30 C 21 54 30.46 -04 27 13.4 16.6 i 866
2001-10-05 01:52:30 C 21 54 33.65 -04 27 15.4 16.3 i 866
2001-10-06 00:38:02 C 22 01 41.95 -04 31 02.1 d 739
2001-10-06 00:44:46 C 22 01 44.07 -04 31 04.1 d 739
2001-10-09 01:43:30 C 22 26 23.15 -04 40 14.7 16.2 i 866
2001-10-09 01:52:30 C 22 26 26.17 -04 40 15.4 16.2 i 866
2001-10-09 19:03:33 C 22 32 39.34 -04 41 41.4 14.3 c 629
2001-10-09 19:04:49 C 22 32 39.79 -04 41 41.4 c 629
2001-10-09 19:06:28 C 22 32 40.37 -04 41 41.3 c 629
2001-10-09 19:08:03 C 22 32 40.93 -04 41 41.3 c 629
2001-10-09 19:10:32 C 22 32 41.75 -04 41 42.2 c 629
2001-10-09 20:05:23 C 22 33 01.57 -04 41 44.5 560
2001-10-09 20:13:57 C 22 33 04.57 -04 41 45.4 560
2001-10-09 20:19:05 C 22 33 06.32 -04 41 45.4 560
2001-10-09 20:21:20 C 22 33 07.11 -04 41 45.6 560
2001-10-10 11:01:56 C 22 38 34.22 -04 42 21.8 300
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)