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
2019-09-03 22:20:47 C 22 34 59.92 +12 56 04.8 V 073
2019-09-03 22:48:52 C 22 35 04.83 +12 56 33.7 q 160
2019-09-03 22:51:43 C 22 35 05.24 +12 56 36.8 q 160
2019-09-03 22:54:38 C 22 35 05.66 +12 56 39.5 q 160
2019-09-04 12:20:02 C 22 37 14.04 +13 10 28.3 V T05
2019-09-04 12:27:58 C 22 37 15.30 +13 10 36.3 V T05
2019-09-04 12:33:12 C 22 37 15.95 +13 10 41.0 V T05
2019-09-04 12:42:03 C 22 37 17.42 +13 10 51.7 V T05
2019-09-04 12:47:44 C 22 37 18.30 +13 10 57.3 V T05
2019-09-04 12:50:23 C 22 37 18.71 +13 10 59.0 V T05
2019-09-04 13:17:00 C 22 37 22.77 +13 11 25.7 V T05
2019-09-04 21:38:28 C 22 38 50.46 +13 19 33.2 q 160
2019-09-04 21:41:27 C 22 38 50.93 +13 19 36.4 q 160
2019-09-04 21:44:31 C 22 38 51.41 +13 19 39.5 q 160
2019-09-05 06:41:57 C 22 40 22.44 +13 28 56.5 V 703
2019-09-05 06:49:33 C 22 40 23.62 +13 29 04.4 V 703
2019-09-05 06:57:08 C 22 40 24.81 +13 29 12.1 V 703
2019-09-05 07:04:43 C 22 40 25.90 +13 29 20.6 V 703
2019-09-05 13:56:54 C 22 41 34.24 +13 36 25.9 V T05
2019-09-05 14:01:34 C 22 41 35.02 +13 36 30.5 V T05
2019-09-05 14:10:14 C 22 41 36.45 +13 36 38.8 V T05
2019-09-05 14:24:24 C 22 41 38.82 +13 36 52.7 V T05
2019-09-05 19:27:44 C 22 42 37.98 +13 41 43.1 V 073
2019-09-05 20:22:48 C 22 42 47.14 +13 42 40.9 V 073
2019-09-05 21:17:33 C 22 42 56.20 +13 43 37.7 V 073
2019-09-05 22:22:02 C 22 43 06.84 +13 44 43.8 V 073
2019-09-06 19:28:57 C 22 47 02.69 +14 06 21.1 q 006
2019-09-06 19:31:14 C 22 47 03.01 +14 06 23.9 q 006
2019-09-06 19:34:03 C 22 47 03.60 +14 06 27.1 q 006
2019-09-06 19:36:53 C 22 47 04.08 +14 06 31.1 q 006
2019-09-06 19:38:35 C 22 47 04.43 +14 06 32.6 q 006
2019-09-06 19:41:26 C 22 47 04.95 +14 06 35.0 q 006
2019-09-06 19:44:16 C 22 47 05.53 +14 06 37.3 q 006
2019-09-06 19:47:02 C 22 47 05.94 +14 06 40.6 q 006
2019-09-07 09:16:08 C 22 49 38.95 +14 21 06.0 V T08
2019-09-07 09:20:13 C 22 49 39.67 +14 21 10.3 V T08
2019-09-07 09:27:49 C 22 49 41.01 +14 21 18.4 V T08
2019-09-07 09:48:07 C 22 49 44.58 +14 21 39.5 V T08
2019-09-07 21:54:15 C 22 52 08.65 +14 33 45.2 q 160
2019-09-07 21:57:09 C 22 52 09.19 +14 33 48.3 q 160
2019-09-07 22:00:02 C 22 52 09.73 +14 33 51.3 q 160
2019-09-07 22:36:59 C 22 52 17.10 +14 34 22.1 V Z80
2019-09-07 22:41:59 C 22 52 18.03 +14 34 27.4 V Z80
2019-09-07 22:46:59 C 22 52 18.98 +14 34 32.4 V Z80
2019-09-08 19:02:26 C 22 56 30.64 +14 55 39.9 V 073
2019-09-08 19:53:43 C 22 56 40.86 +14 56 35.3 V 073
2019-09-08 20:46:14 C 22 56 51.22 +14 57 31.3 V 073
2019-09-08 21:24:56 C 22 56 58.85 +14 58 12.0 V 073
2019-09-08 22:03:40 C 22 57 06.50 +14 58 52.7 V 073
2019-09-09 20:30:12 C 23 02 01.96 +15 22 20.8 q L34
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)