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
2001-11-06 01:58:29 C 02 17 04.40 -00 46 40.0 16.3 i 866
2001-11-06 02:13:30 C 02 17 07.31 -00 46 31.8 16.1 i 866
2001-11-06 02:28:30 C 02 17 10.20 -00 46 23.9 16.2 i 866
2001-11-07 00:47:30 C 02 21 40.25 -00 34 08.9 16.2 i 866
2001-11-07 01:02:29 C 02 21 43.06 -00 34 00.5 16.1 i 866
2001-11-07 01:17:30 C 02 21 45.86 -00 33 52.4 16.2 i 866
2001-11-07 01:32:30 C 02 21 48.67 -00 33 44.3 16.1 i 866
2001-11-07 01:47:29 C 02 21 51.42 -00 33 36.1 16.2 i 866
2001-11-10 15:30:37 C 02 37 06.60 +00 13 01.1 355
2001-11-10 15:32:29 C 02 37 06.91 +00 13 01.8 355
2001-11-10 15:34:18 C 02 37 07.17 +00 13 02.7 355
2001-11-10 15:36:06 C 02 37 07.42 +00 13 04.0 355
2001-11-11 07:44:27 C 02 39 42.181 +00 21 46.22 645
2001-11-11 07:45:39 C 02 39 42.360 +00 21 46.94 645
2001-11-11 07:48:02 C 02 39 42.706 +00 21 48.33 645
2001-11-11 07:49:14 C 02 39 42.877 +00 21 48.95 645
2001-11-12 06:58:02 C 02 43 16.118 +00 34 12.79 645
2001-11-12 06:59:13 C 02 43 16.274 +00 34 13.51 645
2001-11-12 07:01:37 C 02 43 16.610 +00 34 14.95 645
2001-11-12 07:02:48 C 02 43 16.781 +00 34 15.64 645
2001-11-12 10:27:01 C 02 43 47.09 +00 36 15.9 16.5 c 608
2001-11-12 10:42:46 C 02 43 49.19 +00 36 24.3 16.6 c 608
2001-11-12 10:46:43 C 02 43 49.65 +00 36 24.6 16.0 c 608
2001-11-12 10:57:47 C 02 43 51.21 +00 36 32.3 16.6 c 608
2001-11-12 11:01:45 C 02 43 51.68 +00 36 32.6 16.0 c 608
2001-11-12 11:17:28 C 02 43 53.79 +00 36 41.3 16.0 c 608
2001-11-13 09:38:55 C 02 47 09.01 +00 48 36.0 17.8 c 608
2001-11-13 09:54:13 C 02 47 10.96 +00 48 44.2 17.6 c 608
2001-11-13 10:09:38 C 02 47 12.92 +00 48 52.4 16.8 c 608
2001-11-14 16:03:23 C 02 51 17.26 +01 04 33.1 c 402
2001-11-14 16:05:17 C 02 51 17.50 +01 04 34.3 c 402
2001-11-14 16:07:10 C 02 51 17.73 +01 04 35.3 c 402
2001-11-15 00:07:12 C 02 52 21.05 +01 08 41.0 c 118
2001-11-15 00:12:44 C 02 52 21.72 +01 08 43.8 c 118
2001-11-15 09:52:07 C 02 53 35.79 +01 14 00.0 15.6 d 644
2001-11-15 10:22:04 C 02 53 39.38 +01 14 15.9 15.4 d 644
2001-11-15 10:52:20 C 02 53 43.02 +01 14 31.6 15.5 d 644
2001-11-16 05:21:38 C 02 56 05.38 +01 24 15.8 c 670
2001-11-16 08:04:30 C 02 56 23.54 +01 25 42.3 c 670
2001-11-16 09:49:25 C 02 56 35.30 +01 26 37.3 c 670
2001-11-16 20:18:02 C 02 57 53.92 +01 32 01.2 610
2001-11-16 20:22:01 C 02 57 54.36 +01 32 03.4 610
2001-11-16 20:26:01 C 02 57 54.81 +01 32 05.5 610
2001-11-16 20:30:02 C 02 57 55.25 +01 32 07.7 610
2001-11-16 20:34:02 C 02 57 55.69 +01 32 09.8 610
2001-11-18 07:00:12 C 03 01 52.40 +01 50 21.0 16.0 c 704
2001-11-18 07:21:49 C 03 01 54.57 +01 50 32.3 16.7 c 704
2001-11-18 07:43:25 C 03 01 56.76 +01 50 43.4 16.4 c 704
2001-11-18 08:05:02 C 03 01 58.95 +01 50 54.9 16.0 c 704
2001-11-18 08:26:38 C 03 02 01.14 +01 51 06.1 16.2 c 704
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)