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
2019-12-17 06:55:07 C 04 42 42.50 +09 36 54.8 o 691
2019-12-17 07:10:50 C 04 42 42.42 +09 36 59.3 o 691
2019-12-17 07:21:17 C 04 42 42.35 +09 37 02.1 o 691
2019-12-19 09:46:10 C 04 42 44.59 +09 51 23.3 V T08
2019-12-19 09:50:49 C 04 42 44.57 +09 51 22.7 V T08
2019-12-19 09:59:29 C 04 42 44.56 +09 51 26.3 V T08
2019-12-19 10:16:05 C 04 42 44.45 +09 51 31.8 V T08
2019-12-20 05:02:04 C 04 42 47.63 +09 56 54.5 V G96
2019-12-20 05:09:19 C 04 42 47.61 +09 56 56.7 V G96
2019-12-20 05:16:35 C 04 42 47.59 +09 56 58.8 V G96
2019-12-20 05:23:52 C 04 42 47.57 +09 57 01.0 V G96
2019-12-20 09:36:15 C 04 42 47.86 +09 58 19.3 V T08
2019-12-20 09:50:33 C 04 42 47.83 +09 58 23.3 V T08
2019-12-20 09:54:56 C 04 42 47.82 +09 58 24.7 V T08
2019-12-20 10:10:49 C 04 42 47.77 +09 58 29.0 V T08
2019-12-20 10:36:27 C 04 42 47.728 +09 58 36.19 U F51
2019-12-20 10:53:20 C 04 42 47.688 +09 58 41.08 U F51
2019-12-20 11:10:15 C 04 42 47.654 +09 58 45.90 U F51
2019-12-20 11:27:11 C 04 42 47.622 +09 58 50.75 U F51
2019-12-27 09:00:47 C 04 43 54.69 +10 49 25.0 V T08
2019-12-27 09:06:35 C 04 43 54.70 +10 49 26.2 V T08
2019-12-27 09:15:58 C 04 43 54.76 +10 49 29.8 V T08
2019-12-27 09:33:37 C 04 43 54.85 +10 49 35.4 V T08
2019-12-28 22:27:59 C 04 44 20.55 +11 01 09.3 V 160
2019-12-28 22:31:22 C 04 44 20.62 +11 01 10.7 V 160
2019-12-28 22:34:45 C 04 44 20.66 +11 01 11.5 V 160
2020-01-02 09:00:19 C 04 45 57.37 +11 35 26.5 V T05
2020-01-02 09:04:17 C 04 45 57.44 +11 35 28.0 V T05
2020-01-02 09:27:22 C 04 45 57.77 +11 35 35.6 V T05
2020-01-02 09:36:02 C 04 45 57.86 +11 35 38.2 V T05
2020-02-14 03:54:43 C 05 25 20.82 +16 28 55.1 V G96
2020-02-14 04:02:45 C 05 25 21.24 +16 28 57.4 V G96
2020-02-14 04:10:47 C 05 25 21.66 +16 28 58.9 V G96
2020-02-14 04:18:48 C 05 25 22.08 +16 29 00.9 V G96
2022-05-26 02:15:31 C 14 29 11.03 -11 37 22.9 X W84
2022-05-26 02:55:05 C 14 29 09.48 -11 37 14.8 X W84
2022-05-26 03:27:24 C 14 29 08.20 -11 37 08.3 X W84
2022-05-26 04:12:05 C 14 29 06.44 -11 36 59.1 X W84
2024-02-14 10:57:46 C 10 05 50.185 +06 22 31.07 X F51
2024-02-14 11:16:06 C 10 05 49.319 +06 22 36.74 X F51
2024-02-14 11:34:28 C 10 05 48.411 +06 22 42.11 X F51
2024-02-14 11:53:41 C 10 05 47.445 +06 22 47.91 X F51
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)