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
2019-08-23 10:57:22 C 22 02 47.65 +08 40 15.2 V T05
2019-08-23 11:05:26 C 22 02 48.23 +08 40 22.0 V T05
2019-08-23 11:20:29 C 22 02 49.30 +08 40 34.8 V T05
2019-08-23 21:57:02 C 22 03 44.69 +08 49 27.3 t K81
2019-08-23 22:36:51 C 22 03 48.10 +08 49 55.6 V Z80
2019-08-23 22:39:21 C 22 03 48.31 +08 49 57.5 V Z80
2019-08-23 22:41:51 C 22 03 48.51 +08 50 00.2 V Z80
2019-08-23 22:44:21 C 22 03 48.71 +08 50 02.3 V Z80
2019-08-23 22:46:51 C 22 03 48.90 +08 50 04.5 V Z80
2019-08-23 22:49:21 C 22 03 49.10 +08 50 06.4 V Z80
2019-08-23 23:19:11 C 22 03 50.99 +08 50 38.9 t K81
2019-08-24 00:41:25 C 22 03 57.26 +08 51 49.7 t K81
2019-08-24 02:01:40 C 22 04 03.53 +08 52 57.2 t K81
2019-08-24 10:24:53 C 22 04 49.09 +09 00 31.6 V T05
2019-08-24 10:29:03 C 22 04 49.41 +09 00 35.1 V T05
2019-08-24 10:36:47 C 22 04 49.99 +09 00 41.9 V T05
2019-08-24 10:54:46 C 22 04 51.35 +09 00 57.4 V T05
2019-08-25 13:36:52 C 22 07 15.28 +09 24 21.1 V T08
2019-08-25 13:41:36 C 22 07 15.69 +09 24 25.2 V T08
2019-08-25 13:50:25 C 22 07 16.45 +09 24 32.8 V T08
2019-08-25 14:06:05 C 22 07 17.80 +09 24 46.2 V T08
2019-08-25 19:31:40 C 22 07 53.31 +09 29 18.0 q 006
2019-08-25 19:36:09 C 22 07 53.69 +09 29 21.9 q 006
2019-08-25 19:39:09 C 22 07 53.96 +09 29 24.7 q 006
2019-08-25 19:42:10 C 22 07 54.23 +09 29 27.4 q 006
2019-08-25 19:45:54 C 22 07 54.56 +09 29 30.6 q 006
2019-08-25 19:48:55 C 22 07 54.83 +09 29 33.6 q 006
2019-08-25 19:52:39 C 22 07 55.18 +09 29 37.1 q 006
2019-08-25 19:56:18 C 22 07 55.51 +09 29 40.0 q 006
2019-08-25 22:59:18 C 22 08 11.11 +09 32 19.8 V A17
2019-08-25 23:10:37 C 22 08 12.09 +09 32 29.9 V A17
2019-08-25 23:21:56 C 22 08 13.06 +09 32 40.1 V A17
2019-08-26 05:55:03 C 22 08 52.02 +09 38 42.0 V 703
2019-08-26 06:02:39 C 22 08 52.67 +09 38 48.9 V 703
2019-08-26 06:10:16 C 22 08 53.31 +09 38 55.6 V 703
2019-08-26 06:17:52 C 22 08 53.97 +09 39 02.6 V 703
2019-08-26 08:37:54 C 22 09 08.24 +09 41 17.5 V T08
2019-08-26 08:55:11 C 22 09 09.71 +09 41 33.1 V T08
2019-08-26 09:04:01 C 22 09 10.46 +09 41 41.1 V T08
2019-08-26 09:08:43 C 22 09 10.86 +09 41 45.5 V T08
2019-08-26 21:04:33 C 22 10 22.27 +09 52 09.7 t K81
2019-08-26 22:15:29 C 22 10 28.80 +09 53 13.0 q 160
2019-08-26 22:18:28 C 22 10 29.07 +09 53 15.6 q 160
2019-08-26 22:21:24 C 22 10 29.34 +09 53 18.3 q 160
2019-08-26 22:24:53 C 22 10 29.56 +09 53 23.2 t K81
2019-08-26 23:45:22 C 22 10 36.83 +09 54 35.8 t K81
2019-08-27 01:07:41 C 22 10 44.34 +09 55 49.0 t K81
2019-08-27 01:49:15 C 22 10 52.00 +09 56 29.6 q W46
2019-08-27 01:58:02 C 22 10 52.85 +09 56 37.7 q W46
2019-08-27 02:46:43 C 22 10 56.96 +09 57 18.2 q I15
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)