2018 WP2

NEO PHA MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.5224011030 ± 4.02e-03
Semi-major axis (a)1.9487433311 AU ± 1.65e-02
Inclination (i)7.90517024° ± 3.59e-02
Long. of Asc. Node (Ω)55.04855380° ± 3.47e-02
Arg. of Perihelion (ω)309.60419149° ± 8.29e-02
Mean Anomaly (M)220.99793685° ± 1.21e+01
Mean Motion (n)0.3635560300°/day ± 4.61e-03
Perihelion dist (q)0.92888870 AU ± 1.11e-02
Aphelion dist (Q)2.95963850 AU ± 2.63e-02
Orbital Period2.71102000 yr ± 3.44e-02
Physical Parameters
H (abs. magnitude)21.80
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-04-18
RMS Residual0.474″
Uncertainty3
Orbit TypeApollo
MOID0.031142 AU
Observations Used83
Oppositions1
Arc Total2018-2019
First Observation Used
Last Observation Used2019-01-07
Observations (86)
Date Type RA Dec Mag Band Observatory
2018-11-29 08:31:25 C 00 59 38.75 +12 21 18.4 V T05
2018-11-29 08:49:14 C 00 59 44.15 +12 22 31.2 V T05
2018-11-29 08:59:41 C 00 59 47.34 +12 23 14.5 V T05
2018-11-29 09:03:39 C 00 59 48.56 +12 23 29.0 V T05
2018-11-29 09:17:58 C 00 59 52.94 +12 24 26.5 V T05
2018-11-29 09:32:35 C 00 59 57.30 +12 25 25.0 V T05
2018-11-29 19:11:23 C 01 03 02.99 +13 03 39.5 V L01
2018-11-29 19:14:43 C 01 03 03.97 +13 03 52.3 V L01
2018-11-29 19:18:04 C 01 03 05.01 +13 04 05.5 V L01
2018-11-29 21:27:16 C 01 03 44.66 +13 12 27.8 V J95
2018-11-29 21:33:53 C 01 03 46.58 +13 12 53.5 V J95
2018-11-29 22:21:21 C 01 04 00.25 +13 16 02.8 19.2 V 104
2018-11-29 22:27:12 C 01 04 02.04 +13 16 25.5 19.3 V 104
2018-11-29 22:27:14 C 01 04 02.10 +13 16 25.8 19.1 V 104
2018-11-30 18:04:52 C 01 10 04.71 +14 30 34.7 V B74
2018-11-30 18:08:04 C 01 10 04.75 +14 30 43.9 o K88
2018-11-30 18:08:58 C 01 10 05.91 +14 30 49.9 V B74
2018-11-30 18:15:41 C 01 10 07.93 +14 31 14.6 V B74
2018-11-30 18:16:31 C 01 10 07.17 +14 31 14.9 o K88
2018-11-30 18:24:57 C 01 10 09.61 +14 31 45.9 o K88
2018-12-01 18:02:40 C 01 17 04.64 +15 54 51.2 18.9 U B04
2018-12-01 18:10:11 C 01 17 06.65 +15 55 17.5 18.8 U B04
2018-12-01 18:22:48 C 01 17 10.17 +15 56 00.0 19.3 U B04
2018-12-01 21:21:33 C 01 17 59.05 +16 05 56.9 S 033
2018-12-01 21:23:30 C 01 17 59.57 +16 06 03.3 S 033
2018-12-02 18:23:55 C 01 23 51.15 +17 13 59.8 t L04
2018-12-02 18:39:31 C 01 23 55.23 +17 14 48.1 t L04
2018-12-02 22:02:55 C 01 24 49.902 +17 25 33.68 V J04
2018-12-02 22:03:50 C 01 24 50.108 +17 25 36.99 V J04
2018-12-02 22:04:46 C 01 24 50.387 +17 25 39.49 V J04
2018-12-04 02:00:32 C 01 32 13.17 +18 47 43.4 V I52
2018-12-04 02:01:08 C 01 32 13.28 +18 47 45.7 V I52
2018-12-04 02:01:44 C 01 32 13.47 +18 47 47.7 V I52
2018-12-04 02:02:20 C 01 32 13.59 +18 47 48.6 V I52
2018-12-05 03:36:25 C 01 38 36.20 +19 56 35.6 V I52
2018-12-05 03:46:03 C 01 38 38.46 +19 57 00.1 V I52
2018-12-05 03:55:42 C 01 38 40.71 +19 57 25.3 V I52
2018-12-05 04:05:19 C 01 38 42.93 +19 57 50.1 V I52
2018-12-06 02:20:29 C 01 44 03.26 +20 52 55.6 V I52
2018-12-06 02:21:07 C 01 44 03.32 +20 52 57.5 V I52
2018-12-08 03:27:39 C 01 55 01.84 +22 40 58.1 u H21
2018-12-08 03:45:49 C 01 55 05.60 +22 41 34.6 u H21
2018-12-08 04:07:29 C 01 55 10.00 +22 42 17.9 u H21
2018-12-08 22:46:54 C 01 59 05.58 +23 18 46.2 V 204
2018-12-08 23:04:22 C 01 59 09.08 +23 19 18.7 V 204
2018-12-09 02:45:27 C 01 59 57.03 +23 26 26.7 V I52
2018-12-09 02:47:37 C 01 59 57.48 +23 26 31.2 V I52
2018-12-09 02:49:48 C 01 59 57.89 +23 26 35.1 V I52
2018-12-09 06:56:54 C 02 00 46.15 +23 34 13.4 o 291
2018-12-09 06:59:22 C 02 00 46.63 +23 34 17.9 o 291