IAA RAS IAA Minor Planet Database

2018 WB

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.2525081229 ± 3.31e-07
Semi-major axis (a)1.1209821577 AU ± 5.05e-08
Inclination (i)22.83675246° ± 2.04e-05
Long. of Asc. Node (Ω)53.83580562° ± 4.77e-06
Arg. of Perihelion (ω)272.25306210° ± 5.15e-05
Mean Anomaly (M)23.79415460° ± 1.57e-04
Mean Motion (n)0.8304514084°/day ± 5.61e-08
Perihelion dist (q)0.83792506 AU ± 3.73e-07
Aphelion dist (Q)1.40403926 AU ± 3.77e-07
Orbital Period1.18685606 yr ± 8.02e-08
Physical Parameters
H (abs. magnitude)23.11
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.396″
Uncertainty0
Orbit TypeApollo
MOID0.039824 AU
Observations Used49
Oppositions1
Arc Total2018-2024
First Observation Used2018-11-16
Last Observation Used2024-05-04
Observations (49)
Date Type RA Dec Mag Band Observatory
2018-11-16 03:07:49 C 00 23 43.65 -21 33 47.3 – V G96
2018-11-16 03:16:11 C 00 23 43.23 -21 31 10.2 – V G96
2018-11-16 03:24:30 C 00 23 42.84 -21 28 34.8 – V G96
2018-11-16 03:32:51 C 00 23 42.44 -21 26 00.1 – V G96
2018-11-16 04:11:50 C 00 23 40.05 -21 13 51.7 – V H01
2018-11-16 04:23:17 C 00 23 39.51 -21 10 17.0 – V H01
2018-11-16 04:37:05 C 00 23 38.86 -21 05 58.6 – V H01
2018-11-16 04:42:08 C 00 23 38.62 -21 04 24.2 – V H01
2018-11-17 01:56:40 C 00 23 31.02 -14 37 33.7 – V I52
2018-11-17 01:57:27 C 00 23 31.01 -14 37 19.8 – V I52
2018-11-17 01:58:15 C 00 23 30.99 -14 37 05.5 – V I52
2018-11-17 01:59:03 C 00 23 30.95 -14 36 51.3 – V I52
2018-11-17 02:03:34 C 00 23 30.73 -14 35 32.4 – V I52
2018-11-17 02:04:22 C 00 23 30.76 -14 35 17.5 – V I52
2018-11-17 02:05:09 C 00 23 30.66 -14 35 04.7 – V I52
2018-11-17 02:05:58 C 00 23 30.66 -14 34 49.4 – V I52
2018-11-17 21:24:50 C 00 23 16.78 -09 05 21.0 – V L01
2018-11-17 21:27:23 C 00 23 16.72 -09 04 37.8 – V L01
2018-11-17 21:29:15 C 00 23 16.66 -09 04 07.3 – V L01
2018-11-27 02:27:52 C 00 25 32.24 +27 11 27.5 – V I52
2018-11-27 02:38:59 C 00 25 32.32 +27 12 24.1 – V I52
2018-11-27 02:50:07 C 00 25 32.38 +27 13 21.5 – V I52
2018-11-27 02:51:31 C 00 25 32.37 +27 13 28.9 – V I52
2018-11-27 07:23:32 C 00 25 34.07 +27 36 16.4 – o 691
2018-11-27 07:43:37 C 00 25 34.32 +27 37 54.1 – o 691
2018-11-27 08:03:42 C 00 25 34.61 +27 39 32.2 – o 691
2018-11-28 06:49:12 C 00 26 07.88 +29 27 14.1 – V I52
2018-11-28 06:54:45 C 00 26 08.00 +29 27 39.1 – V I52
2018-11-28 06:59:19 C 00 26 08.08 +29 27 58.9 – V I52
2018-11-29 04:11:16 C 00 26 43.52 +30 58 18.2 – V I52
2018-11-29 04:15:25 C 00 26 43.57 +30 58 35.0 – V I52
2018-11-29 04:18:58 C 00 26 43.60 +30 58 49.1 – V I52
2018-11-29 04:20:46 C 00 26 43.63 +30 58 56.4 – V I52
2018-12-10 02:03:31 C 00 36 55.03 +41 49 37.6 – u H21
2018-12-10 02:25:36 C 00 36 55.88 +41 50 10.5 – u H21
2018-12-10 02:50:39 C 00 36 56.89 +41 50 47.1 – u H21
2018-12-11 01:46:28 C 00 38 08.29 +42 24 13.4 – u H21
2018-12-11 02:08:32 C 00 38 09.17 +42 24 43.9 – u H21
2018-12-11 02:36:46 C 00 38 10.31 +42 25 22.1 – u H21
2018-12-13 00:44:21 C 00 40 41.47 +43 26 02.4 – u H21
2018-12-13 01:02:08 C 00 40 42.27 +43 26 24.5 – u H21
2018-12-13 01:22:55 C 00 40 43.16 +43 26 49.6 – u H21
2024-05-04 05:03:01 C 12 10 21.80 +36 53 22.9 – V V00
2024-05-04 05:11:05 C 12 10 20.21 +36 53 06.2 – V V00
2024-05-04 05:19:10 C 12 10 18.66 +36 52 50.0 – V V00
2024-05-04 05:27:15 C 12 10 17.19 +36 52 33.0 – V V00
2024-05-04 21:29:44 C 12 07 21.953 +36 19 04.09 – V Z84
2024-05-04 22:34:46 C 12 07 09.706 +36 16 46.23 – V Z84
2024-05-04 23:38:23 C 12 06 57.680 +36 14 30.20 – V Z84