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
2001-10-14 14:12:46 C 23 17 17.26 -04 39 28.6 c 402
2001-10-14 14:14:40 C 23 17 18.00 -04 39 28.3 c 402
2001-10-14 18:36:00 C 23 19 08.54 -04 39 09.3 610
2001-10-14 18:38:19 C 23 19 09.45 -04 39 09.1 610
2001-10-14 18:40:39 C 23 19 10.36 -04 39 08.9 610
2001-10-14 18:42:59 C 23 19 11.26 -04 39 08.7 610
2001-10-14 18:45:19 C 23 19 12.17 -04 39 08.4 610
2001-10-15 10:51:10 C 23 25 45.27 -04 36 51.4 300
2001-10-15 10:52:25 C 23 25 45.77 -04 36 51.3 300
2001-10-15 10:53:38 C 23 25 46.25 -04 36 50.9 300
2001-10-15 10:54:52 C 23 25 46.71 -04 36 51.3 300
2001-10-15 10:56:04 C 23 25 47.16 -04 36 51.0 300
2001-10-15 20:10:44 C 23 29 31.53 -04 35 39.2 14.5 c 629
2001-10-15 20:11:34 C 23 29 31.87 -04 35 39.0 c 629
2001-10-15 20:12:40 C 23 29 32.29 -04 35 39.1 c 629
2001-10-15 20:14:01 C 23 29 32.82 -04 35 38.7 c 629
2001-10-15 20:15:23 C 23 29 33.35 -04 35 38.2 c 629
2001-10-17 04:08:20 C 23 42 39.22 -04 29 23.2 c 670
2001-10-17 04:10:06 C 23 42 39.91 -04 29 23.2 c 670
2001-10-17 08:57:19 C 23 44 31.56 -04 28 16.5 14.3 c 644
2001-10-17 09:27:53 C 23 44 43.66 -04 28 09.2 14.4 c 644
2001-10-17 10:00:03 C 23 44 56.48 -04 28 01.3 14.5 c 644
2001-10-17 12:39:42 C 23 46 08.66 -04 25 48.9 c 322
2001-10-17 12:42:41 C 23 46 09.81 -04 25 48.2 c 322
2001-10-17 12:46:15 C 23 46 11.20 -04 25 47.7 c 322
2001-10-17 12:57:50 C 23 46 15.72 -04 25 45.0 c 322
2001-10-17 13:01:09 C 23 46 16.99 -04 25 44.3 c 322
2001-10-17 13:04:24 C 23 46 18.26 -04 25 43.7 c 322
2001-10-17 13:18:06 C 23 46 23.59 -04 25 40.4 c 322
2001-10-17 13:21:18 C 23 46 24.81 -04 25 39.8 c 322
2001-10-17 13:24:28 C 23 46 26.04 -04 25 39.2 c 322
2001-10-17 14:05:51 C 23 46 42.07 -04 25 29.6 c 322
2001-10-17 14:08:56 C 23 46 43.28 -04 25 29.0 c 322
2001-10-17 15:02:37 C 23 47 04.03 -04 25 16.1 c 322
2001-10-17 15:05:51 C 23 47 05.30 -04 25 15.6 c 322
2001-10-19 03:02:41 C 00 01 47.86 -04 17 36.5 i 726
2001-10-19 03:07:42 C 00 01 49.77 -04 17 35.5 i 726
2001-10-19 04:50:31 C 00 02 31.05 -04 16 50.9 c 699
2001-10-19 05:24:22 C 00 02 44.04 -04 16 40.8 c 699
2001-10-19 05:57:55 C 00 02 56.91 -04 16 30.7 c 699
2001-10-19 06:31:34 C 00 03 09.81 -04 16 20.5 c 699
2001-10-23 00:11:31 C 00 38 29.48 -03 43 29.4 16.1 i 866
2001-10-23 00:19:29 C 00 38 32.37 -03 43 26.5 15.3 i 866
2001-10-23 00:27:30 C 00 38 35.30 -03 43 23.2 15.6 i 866
2001-10-23 04:54:07 C 00 40 14.38 -03 41 23.5 c 670
2001-10-23 09:07:35 C 00 41 44.43 -03 39 32.2 c 670
2001-10-24 04:00:01 C 00 48 48.34 -03 31 08.3 15.0 c 704
2001-10-24 04:23:57 C 00 48 56.64 -03 30 57.6 15.0 c 704
2001-10-24 04:48:10 C 00 49 05.00 -03 30 46.9 15.3 c 704
2001-10-24 05:11:46 C 00 49 13.16 -03 30 35.9 15.2 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)