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
2019-08-27 02:48:52 C 22 10 57.13 +09 57 20.3 q I15
2019-08-27 02:51:02 C 22 10 57.33 +09 57 22.2 q I15
2019-08-27 03:18:45 C 22 11 00.32 +09 57 52.4 q W46
2019-08-28 07:27:35 C 22 13 59.49 +10 23 41.5 V T05
2019-08-28 07:33:09 C 22 14 00.05 +10 23 46.8 V T05
2019-08-28 07:59:21 C 22 14 02.60 +10 24 11.3 V T05
2019-08-28 08:08:01 C 22 14 03.45 +10 24 19.6 V T05
2019-08-28 19:31:13 C 22 15 19.69 +10 34 29.4 q 006
2019-08-28 19:34:01 C 22 15 19.97 +10 34 32.1 q 006
2019-08-28 19:36:08 C 22 15 20.18 +10 34 34.3 q 006
2019-08-28 19:38:55 C 22 15 20.53 +10 34 36.7 q 006
2019-08-28 19:41:44 C 22 15 20.79 +10 34 39.1 q 006
2019-08-28 19:43:50 C 22 15 21.02 +10 34 41.5 q 006
2019-08-28 19:47:20 C 22 15 21.43 +10 34 45.0 q 006
2019-08-28 19:50:07 C 22 15 21.73 +10 34 47.4 q 006
2019-08-29 22:19:40 C 22 18 24.06 +10 59 31.0 q 160
2019-08-29 22:22:38 C 22 18 24.38 +10 59 33.7 q 160
2019-08-29 22:25:32 C 22 18 24.69 +10 59 36.5 q 160
2019-08-30 06:31:18 C 22 19 23.37 +11 07 23.2 V 703
2019-08-30 06:39:25 C 22 19 24.24 +11 07 30.7 V 703
2019-08-30 06:47:33 C 22 19 25.13 +11 07 38.6 V 703
2019-08-30 06:55:24 C 22 19 26.41 +11 07 44.9 q U76
2019-08-30 06:55:41 C 22 19 26.01 +11 07 46.3 V 703
2019-08-30 07:00:44 C 22 19 26.99 +11 07 49.9 q U76
2019-08-30 07:09:15 C 22 19 27.92 +11 07 58.0 q U76
2019-08-30 07:17:44 C 22 19 28.83 +11 08 06.0 q U76
2019-08-30 19:16:13 C 22 20 59.98 +11 19 15.2 q 006
2019-08-30 19:22:12 C 22 21 00.71 +11 19 21.5 q 006
2019-08-30 19:26:52 C 22 21 01.26 +11 19 26.1 q 006
2019-08-30 19:28:52 C 22 21 01.48 +11 19 27.9 q 006
2019-08-30 22:27:02 C 22 21 21.92 +11 22 19.9 q 160
2019-08-30 22:29:59 C 22 21 22.27 +11 22 22.8 q 160
2019-08-30 22:32:57 C 22 21 22.61 +11 22 25.6 q 160
2019-09-01 12:14:05 C 22 26 19.81 +11 59 01.6 V T05
2019-09-01 12:43:26 C 22 26 23.50 +11 59 29.2 V T05
2019-09-01 12:48:34 C 22 26 24.14 +11 59 34.2 V T05
2019-09-03 08:49:31 C 22 32 51.49 +12 42 44.6 V G96
2019-09-03 08:59:58 C 22 32 52.95 +12 42 54.7 V G96
2019-09-03 09:24:36 C 22 32 56.43 +12 43 18.6 V G96
2019-09-03 09:35:02 C 22 32 57.92 +12 43 28.7 V G96
2019-09-03 19:24:12 C 22 34 34.90 +12 53 05.2 q 006
2019-09-03 19:26:04 C 22 34 35.19 +12 53 07.2 q 006
2019-09-03 19:28:31 C 22 34 35.58 +12 53 09.4 q 006
2019-09-03 19:30:23 C 22 34 35.85 +12 53 11.7 q 006
2019-09-03 19:34:05 C 22 34 36.41 +12 53 15.2 q 006
2019-09-03 19:35:55 C 22 34 36.68 +12 53 17.1 q 006
2019-09-03 19:37:47 C 22 34 36.98 +12 53 18.8 q 006
2019-09-03 19:40:15 C 22 34 37.30 +12 53 21.9 q 006
2019-09-03 20:30:11 C 22 34 43.73 +12 54 13.2 V 073
2019-09-03 21:23:22 C 22 34 51.51 +12 55 07.1 V 073
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)