IAA RAS IAA Minor Planet Database

2019 WO4

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.3243701111 ± 3.28e-06
Semi-major axis (a)1.2552601233 AU ± 3.91e-06
Inclination (i)1.98172447° ± 2.14e-05
Long. of Asc. Node (Ω)227.50917024° ± 1.14e-04
Arg. of Perihelion (ω)308.50249701° ± 1.39e-04
Mean Anomaly (M)17.47212891° ± 6.49e-03
Mean Motion (n)0.7008283754°/day ± 3.28e-06
Perihelion dist (q)0.84809126 AU ± 4.89e-06
Aphelion dist (Q)1.66242899 AU ± 6.61e-06
Orbital Period1.40637325 yr ± 6.57e-06
Physical Parameters
H (abs. magnitude)23.66
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.233″
Uncertainty1
Orbit TypeApollo
MOID0.011402 AU
Observations Used52
Oppositions1
Arc Total2019-2020
First Observation Used2019-11-02
Last Observation Used2020-07-25
Observations (60)
Date Type RA Dec Mag Band Observatory
2019-11-02 10:34:53 C 04 49 04.372 +22 11 44.39 – V F51
2019-11-02 10:52:29 C 04 49 04.009 +22 11 41.29 – V F51
2019-11-07 14:09:33 C 04 46 05.513 +21 45 45.14 – V F51
2019-11-24 14:13:47 C 04 20 33.177 +19 13 37.16 – V F51
2019-11-24 14:32:15 C 04 20 31.374 +19 13 27.09 – V F51
2019-11-24 14:50:40 C 04 20 29.492 +19 13 16.63 – V F51
2019-11-26 08:04:44 C 04 16 32.572 +18 50 45.11 – U F51
2019-11-26 08:22:21 C 04 16 30.667 +18 50 35.42 – U F51
2019-11-26 08:39:54 C 04 16 28.784 +18 50 25.78 – U F51
2019-11-26 08:57:28 C 04 16 26.892 +18 50 16.18 – U F51
2019-11-29 10:19:03 C 04 08 44.350 +18 06 22.93 – V 568
2019-11-29 10:20:26 C 04 08 44.184 +18 06 22.04 – V 568
2019-11-29 10:21:49 C 04 08 44.025 +18 06 21.18 – V 568
2019-11-30 22:15:33 C 04 04 43.87 +17 42 56.6 – V L01
2019-11-30 22:29:08 C 04 04 42.22 +17 42 48.0 – V L01
2019-11-30 22:34:49 C 04 04 41.45 +17 42 44.4 – V L01
2019-12-03 09:34:19 C 03 57 46.83 +17 02 19.2 – V G96
2019-12-03 09:42:32 C 03 57 45.85 +17 02 13.1 – V G96
2019-12-03 09:50:46 C 03 57 44.75 +17 02 07.4 – V G96
2019-12-03 09:58:59 C 03 57 43.69 +17 02 01.7 – V G96
2019-12-04 11:09:27 C 03 54 41.917 +16 44 02.41 – U F52
2019-12-04 11:28:26 C 03 54 39.437 +16 43 48.31 – U F52
2019-12-04 11:47:27 C 03 54 36.978 +16 43 34.08 – U F52
2019-12-15 06:03:56 C 03 21 36.61 +13 14 04.2 – o 691
2019-12-15 06:29:08 C 03 21 33.10 +13 13 41.8 – o 691
2019-12-15 06:54:19 C 03 21 29.62 +13 13 19.5 – o 691
2019-12-17 06:48:47 C 03 15 19.75 +12 31 28.5 – o 291
2019-12-17 07:01:43 C 03 15 17.97 +12 31 16.8 – o 291
2019-12-17 07:14:40 C 03 15 16.28 +12 31 05.3 – o 291
2019-12-20 03:33:52 C 03 06 41.20 +11 30 59.9 – o 691
2019-12-20 03:50:21 C 03 06 38.96 +11 30 44.6 – o 691
2019-12-20 04:06:50 C 03 06 36.77 +11 30 29.9 – o 691
2019-12-20 09:19:51 C 03 05 56.513 +11 26 01.42 – V F51
2019-12-20 09:22:46 C 03 05 56.120 +11 25 58.64 – V F51
2019-12-20 09:36:23 C 03 05 54.294 +11 25 46.68 – V F51
2019-12-20 09:39:18 C 03 05 53.909 +11 25 43.89 – V F51
2019-12-20 09:52:43 C 03 05 52.134 +11 25 31.97 – V F51
2019-12-23 01:49:40 C 02 58 08.31 +10 29 20.2 – u H21
2019-12-23 01:54:29 C 02 58 07.69 +10 29 16.2 – u H21
2019-12-23 01:59:33 C 02 58 07.04 +10 29 11.7 – u H21
2019-12-25 01:52:23 C 02 52 31.80 +09 47 49.0 – u H21
2019-12-25 01:58:42 C 02 52 31.02 +09 47 43.5 – u H21
2019-12-25 02:08:08 C 02 52 29.82 +09 47 34.9 – u H21
2019-12-28 06:50:32 C 02 44 00.577 +08 43 00.19 – U F52
2019-12-28 07:08:46 C 02 43 58.436 +08 42 45.04 – U F52
2019-12-28 07:26:54 C 02 43 56.288 +08 42 30.10 – U F52
2019-12-28 07:44:54 C 02 43 54.178 +08 42 14.76 – U F52
2020-01-18 04:15:55 C 02 01 50.25 +02 31 51.0 – o 291
2020-01-18 04:26:43 C 02 01 49.37 +02 31 43.5 – o 291
2020-01-18 04:37:32 C 02 01 48.56 +02 31 35.9 – o 291