2018 WA2

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.5318866798 ± 1.16e-07
Semi-major axis (a)1.8469122271 AU ± 5.08e-09
Inclination (i)3.01770681° ± 5.33e-06
Long. of Asc. Node (Ω)21.00772596° ± 1.52e-04
Arg. of Perihelion (ω)122.25397000° ± 1.75e-04
Mean Anomaly (M)257.35375914° ± 1.01e-05
Mean Motion (n)0.3926837154°/day ± 1.62e-09
Perihelion dist (q)0.86456421 AU ± 2.14e-07
Aphelion dist (Q)2.82926024 AU ± 2.14e-07
Orbital Period2.50997494 yr ± 1.04e-08
Physical Parameters
H (abs. magnitude)22.59
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.236″
Uncertainty0
Orbit TypeApollo
MOID0.004703 AU
Observations Used103
Oppositions3
Arc Total2018-2023
First Observation Used2018-11-28
Last Observation Used2023-12-14
Observations (115)
Date Type RA Dec Mag Band Observatory
2018-11-28 09:23:45 C 05 20 55.22 +36 57 15.6 V G96
2018-11-28 09:31:14 C 05 20 55.78 +36 57 29.0 V G96
2018-11-28 09:38:42 C 05 20 56.32 +36 57 41.9 V G96
2018-11-28 09:46:10 C 05 20 56.93 +36 57 54.8 V G96
2018-11-28 10:31:03 C 05 21 00.12 +36 59 11.0 V H01
2018-11-28 10:38:49 C 05 21 00.72 +36 59 24.7 V H01
2018-11-28 10:52:06 C 05 21 01.74 +36 59 47.5 V H01
2018-11-28 11:03:25 C 05 21 02.64 +37 00 07.2 V H01
2018-11-28 12:08:16 C 05 21 07.86 +37 02 00.3 V I52
2018-11-28 12:09:34 C 05 21 07.94 +37 02 03.6 V I52
2018-11-28 12:10:51 C 05 21 07.99 +37 02 05.5 V I52
2018-11-28 12:11:27 C 05 21 08.12 +37 02 05.7 V I52
2018-11-28 23:50:14 C 05 22 14.20 +37 23 27.1 V L01
2018-11-28 23:53:36 C 05 22 14.38 +37 23 34.1 V L01
2018-11-28 23:56:58 C 05 22 14.68 +37 23 40.2 V L01
2018-11-29 04:39:12 C 05 22 38.59 +37 32 39.3 954
2018-11-29 04:41:38 C 05 22 38.82 +37 32 44.0 954
2018-11-29 04:44:03 C 05 22 38.99 +37 32 47.7 954
2018-11-29 04:46:28 C 05 22 39.21 +37 32 52.7 954
2018-11-29 04:48:52 C 05 22 39.40 +37 32 57.3 954
2018-11-29 04:51:17 C 05 22 39.55 +37 33 00.9 954
2018-11-29 04:53:43 C 05 22 39.75 +37 33 05.1 954
2018-11-29 04:58:33 C 05 22 40.18 +37 33 14.6 954
2018-11-29 05:00:59 C 05 22 40.43 +37 33 18.8 954
2018-11-29 05:05:48 C 05 22 40.80 +37 33 27.6 954
2018-11-29 05:35:34 C 05 22 48.31 +37 34 21.2 V I52
2018-11-29 05:41:28 C 05 22 48.85 +37 34 33.1 V I52
2018-11-29 05:46:01 C 05 22 49.20 +37 34 41.9 V I52
2018-11-29 05:48:16 C 05 22 49.41 +37 34 46.5 V I52
2018-11-29 08:09:22 C 05 22 59.83 +37 39 13.4 U H36
2018-11-29 08:25:17 C 05 23 01.15 +37 39 43.8 U H36
2018-11-30 01:50:33 C 05 24 43.03 +38 13 43.8 V L01
2018-11-30 01:54:33 C 05 24 43.38 +38 13 51.9 V L01
2018-11-30 01:57:50 C 05 24 43.65 +38 13 58.4 V L01
2018-11-30 21:19:37 C 05 26 48.55 +38 54 00.2 o K88
2018-11-30 21:24:59 C 05 26 49.13 +38 54 11.5 o K88
2018-12-03 23:32:46 C 05 36 19.265 +41 52 16.44 V J04
2018-12-03 23:33:51 C 05 36 19.408 +41 52 19.57 V J04
2018-12-03 23:34:56 C 05 36 19.556 +41 52 22.63 V J04
2018-12-05 03:47:50 C 05 40 48.13 +43 11 47.5 V 204
2018-12-05 04:02:53 C 05 40 50.62 +43 12 30.4 V 204
2018-12-05 04:18:19 C 05 40 53.18 +43 13 14.4 V 204
2018-12-05 06:10:58 C 05 41 18.99 +43 19 16.3 V G96
2018-12-05 06:19:19 C 05 41 20.34 +43 19 41.8 V G96
2018-12-05 06:27:40 C 05 41 21.65 +43 20 07.1 V G96
2018-12-05 06:36:00 C 05 41 22.93 +43 20 32.7 V G96
2018-12-07 07:00:26 C 05 51 12.21 +45 58 25.2 19.2 q H21
2018-12-07 07:05:52 C 05 51 13.35 +45 58 44.4 19.0 q H21
2018-12-07 07:11:17 C 05 51 14.50 +45 59 03.6 18.6 q H21
2018-12-08 08:03:18 C 05 57 33.08 +47 31 22.0 u H21