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
2001-10-10 11:12:50 C 22 38 38.02 -04 42 22.4 300
2001-10-10 11:16:28 C 22 38 39.34 -04 42 22.4 300
2001-10-10 20:54:34 C 22 42 14.41 -04 42 56.2 560
2001-10-10 20:58:05 C 22 42 15.71 -04 42 56.8 560
2001-10-10 21:20:34 C 22 42 23.78 -04 42 57.1 560
2001-10-11 04:21:04 C 22 45 04.10 -04 42 55.4 15.2 c 704
2001-10-11 04:44:22 C 22 45 12.43 -04 42 55.0 15.5 c 704
2001-10-11 05:08:13 C 22 45 20.99 -04 42 56.2 15.5 c 704
2001-10-11 05:31:36 C 22 45 29.39 -04 42 56.6 15.4 c 704
2001-10-11 05:55:02 C 22 45 37.80 -04 42 57.1 15.4 c 704
2001-10-11 12:22:31 C 22 48 07.43 -04 43 04.6 355
2001-10-11 12:24:36 C 22 48 08.17 -04 43 04.6 355
2001-10-11 12:26:26 C 22 48 08.85 -04 43 04.6 355
2001-10-11 12:30:15 C 22 48 10.23 -04 43 04.5 355
2001-10-11 20:12:27 C 22 51 09.25 -04 43 17.2 i 587
2001-10-11 20:15:27 C 22 51 10.36 -04 43 17.1 i 587
2001-10-11 20:20:30 C 22 51 12.20 -04 43 17.2 i 587
2001-10-12 02:05:29 C 22 53 25.73 -04 43 07.6 15.4 i 866
2001-10-12 02:21:29 C 22 53 31.82 -04 43 07.4 16.7 i 866
2001-10-12 13:54:10 C 22 58 00.49 -04 42 47.0 360
2001-10-12 13:55:29 C 22 58 00.97 -04 42 46.8 360
2001-10-12 13:56:46 C 22 58 01.42 -04 42 46.9 360
2001-10-13 04:01:02 C 23 03 37.31 -04 42 12.3 15.0 c 704
2001-10-13 04:24:14 C 23 03 46.01 -04 42 11.2 15.3 c 704
2001-10-13 04:48:16 C 23 03 54.99 -04 42 09.9 15.4 c 704
2001-10-13 05:11:11 C 23 04 03.57 -04 42 08.8 15.1 c 704
2001-10-13 05:34:01 C 23 04 12.14 -04 42 07.4 15.1 c 704
2001-10-13 11:34:22 C 23 06 37.68 -04 41 49.0 349
2001-10-13 11:37:16 C 23 06 38.76 -04 41 48.9 349
2001-10-13 11:38:40 C 23 06 39.31 -04 41 48.9 349
2001-10-13 11:41:09 C 23 06 40.23 -04 41 48.4 349
2001-10-13 15:00:02 C 23 07 55.59 -04 41 34.8 347
2001-10-13 15:02:51 C 23 07 56.67 -04 41 34.4 347
2001-10-13 15:05:39 C 23 07 57.75 -04 41 34.4 347
2001-10-13 18:07:56 C 23 09 16.92 -04 41 32.2 151
2001-10-13 18:08:46 C 23 09 17.24 -04 41 32.4 151
2001-10-13 18:13:46 C 23 09 19.16 -04 41 32.1 151
2001-10-13 18:16:31 C 23 09 20.23 -04 41 32.1 151
2001-10-13 18:18:39 C 23 09 21.06 -04 41 31.9 151
2001-10-13 18:25:00 C 23 09 23.50 -04 41 31.3 151
2001-10-13 18:55:59 C 23 09 35.35 -04 41 30.2 c 215
2001-10-13 18:56:57 C 23 09 35.71 -04 41 29.7 c 215
2001-10-13 18:58:14 C 23 09 36.21 -04 41 30.2 c 215
2001-10-13 20:08:39 C 23 10 03.24 -04 41 18.9 c 157
2001-10-13 20:12:20 C 23 10 04.59 -04 41 18.9 c 157
2001-10-13 20:18:10 C 23 10 06.79 -04 41 18.4 c 157
2001-10-13 20:43:22 C 23 10 16.07 -04 41 23.1 c 118
2001-10-13 20:46:25 C 23 10 17.24 -04 41 22.8 c 118
2001-10-13 20:52:17 C 23 10 19.49 -04 41 22.3 c 118
2001-10-14 14:10:52 C 23 17 16.52 -04 39 28.8 c 402
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)