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
2019-08-11 22:45:16 C 21 45 05.67 +05 00 06.8 V 089
2019-08-11 22:48:41 C 21 45 05.81 +05 00 09.8 V 089
2019-08-11 22:54:10 C 21 45 06.64 +05 00 15.6 q 160
2019-08-11 22:57:02 C 21 45 06.77 +05 00 17.7 q 160
2019-08-11 22:59:54 C 21 45 06.90 +05 00 19.7 q 160
2019-08-12 21:48:38 C 21 46 15.25 +05 17 17.9 V 089
2019-08-12 21:52:03 C 21 46 15.34 +05 17 20.1 V 089
2019-08-12 21:55:28 C 21 46 15.51 +05 17 23.9 V 089
2019-08-12 21:58:53 C 21 46 15.64 +05 17 25.4 V 089
2019-08-12 22:09:08 C 21 46 16.12 +05 17 33.8 V 089
2019-08-13 09:07:54 C 21 46 50.89 +05 26 02.9 V T08
2019-08-13 09:12:39 C 21 46 51.10 +05 26 06.5 V T08
2019-08-13 09:20:25 C 21 46 51.44 +05 26 12.4 V T08
2019-08-13 09:35:21 C 21 46 52.08 +05 26 23.6 V T08
2019-08-14 23:16:47 C 21 48 53.16 +05 54 50.4 q 160
2019-08-14 23:19:43 C 21 48 53.28 +05 54 52.6 q 160
2019-08-14 23:22:41 C 21 48 53.44 +05 54 54.8 q 160
2019-08-17 20:06:12 C 21 52 59.53 +06 48 34.6 V K83
2019-08-17 20:09:34 C 21 52 59.74 +06 48 37.8 V K83
2019-08-17 20:11:07 C 21 52 59.83 +06 48 39.1 V K83
2019-08-18 11:57:02 C 21 53 58.31 +07 01 30.6 V T08
2019-08-18 12:01:52 C 21 53 58.56 +07 01 34.4 V T08
2019-08-18 12:19:25 C 21 53 59.54 +07 01 48.6 V T08
2019-08-18 12:39:13 C 21 54 00.66 +07 02 04.2 V T08
2019-08-18 22:39:05 C 21 54 42.27 +07 09 48.3 V Z80
2019-08-18 22:42:25 C 21 54 42.48 +07 09 50.5 V Z80
2019-08-18 22:45:45 C 21 54 42.71 +07 09 53.0 V Z80
2019-08-18 23:01:32 C 21 54 43.35 +07 10 10.8 q 160
2019-08-18 23:04:29 C 21 54 43.52 +07 10 13.1 q 160
2019-08-18 23:07:25 C 21 54 43.68 +07 10 15.5 q 160
2019-08-19 06:45:38 C 21 55 13.96 +07 16 28.3 u H21
2019-08-19 06:48:25 C 21 55 14.13 +07 16 30.6 u H21
2019-08-19 06:50:56 C 21 55 14.28 +07 16 32.5 u H21
2019-08-19 06:53:28 C 21 55 14.43 +07 16 34.5 u H21
2019-08-19 06:55:59 C 21 55 14.58 +07 16 36.6 u H21
2019-08-19 06:58:30 C 21 55 14.72 +07 16 38.6 u H21
2019-08-19 07:01:01 C 21 55 14.87 +07 16 40.7 u H21
2019-08-19 07:03:32 C 21 55 15.02 +07 16 42.7 u H21
2019-08-19 07:06:03 C 21 55 15.17 +07 16 44.7 u H21
2019-08-19 07:08:34 C 21 55 15.32 +07 16 46.8 u H21
2019-08-19 07:11:06 C 21 55 15.46 +07 16 48.9 u H21
2019-08-19 07:13:37 C 21 55 15.62 +07 16 50.9 u H21
2019-08-19 07:16:08 C 21 55 15.77 +07 16 52.9 u H21
2019-08-19 07:18:39 C 21 55 15.92 +07 16 55.0 u H21
2019-08-19 07:21:55 C 21 55 16.11 +07 16 57.5 u H21
2019-08-19 11:20:24 C 21 55 32.588 +07 20 23.57 U F52
2019-08-19 11:37:14 C 21 55 33.558 +07 20 37.17 U F52
2019-08-19 11:54:04 C 21 55 34.529 +07 20 50.74 U F52
2019-08-19 12:10:51 C 21 55 35.506 +07 21 04.22 U F52
2019-08-19 20:21:13 C 21 56 11.93 +07 27 29.8 t K81
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)