IAA RAS IAA Minor Planet Database

2019 WR4

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.3196834000
Semi-major axis (a)1.4780691000 AU
Inclination (i)0.96640000°
Long. of Asc. Node (Ω)102.06981000°
Arg. of Perihelion (ω)8.78827000°
Mean Anomaly (M)94.73725000°
Mean Motion (n)0.5484814700°/day
Perihelion dist (q)1.00555490 AU
Aphelion dist (Q)1.95058330 AU
Orbital Period1.79697530 yr
Physical Parameters
H (abs. magnitude)26.04
G (slope)0.15
Orbit Solution
SourceMPC
Solution Date—
RMS Residual0.890″
Uncertainty5
Orbit TypeAmor
MOID0.021908 AU
Observations Used66
Oppositions1
Arc Total—
First Observation Used—
Last Observation Used2020-02-18
Observations (70)
Date Type RA Dec Mag Band Observatory
2019-11-27 07:25:48 C 04 02 44.140 +14 12 37.39 – V F51
2019-11-27 07:45:15 C 04 02 44.993 +14 12 39.62 – V F51
2019-11-27 08:04:45 C 04 02 45.810 +14 12 41.91 – V F51
2019-11-28 08:50:03 C 04 04 21.709 +14 14 29.43 – U F52
2019-11-28 09:07:44 C 04 04 22.475 +14 14 31.20 – U F52
2019-11-28 09:25:43 C 04 04 23.251 +14 14 33.17 – U F52
2019-11-29 03:18:49 C 04 05 38.42 +14 17 20.4 – V 807
2019-11-29 03:24:17 C 04 05 38.70 +14 17 20.7 – V 807
2019-11-29 03:29:45 C 04 05 38.97 +14 17 21.3 – V 807
2019-11-29 10:14:34 C 04 06 06.575 +14 16 48.16 – V 568
2019-11-29 10:15:56 C 04 06 06.642 +14 16 48.33 – V 568
2019-11-29 10:17:21 C 04 06 06.709 +14 16 48.45 – V 568
2019-11-30 03:31:19 C 04 07 25.89 +14 19 53.2 – V 807
2019-11-30 03:39:26 C 04 07 26.31 +14 19 54.0 – V 807
2019-11-30 03:47:33 C 04 07 26.74 +14 19 55.1 – V 807
2019-11-30 21:24:34 C 04 08 51.29 +14 20 05.9 – V L01
2019-11-30 21:27:58 C 04 08 51.47 +14 20 06.9 – V L01
2019-11-30 21:33:38 C 04 08 51.80 +14 20 07.6 – V L01
2019-11-30 21:39:16 C 04 08 52.19 +14 20 07.9 – V L01
2019-12-07 10:35:55 C 04 25 31.52 +14 52 50.7 – V I52
2019-12-07 10:38:20 C 04 25 31.81 +14 52 50.0 – V I52
2019-12-07 10:40:44 C 04 25 32.08 +14 52 50.6 – V I52
2019-12-14 03:12:16 C 04 55 53.06 +15 58 46.3 – o 291
2019-12-14 03:36:06 C 04 55 58.44 +15 59 01.6 – o 291
2019-12-15 07:21:29 C 05 03 08.49 +16 14 24.9 – o 691
2019-12-15 07:31:41 C 05 03 10.85 +16 14 30.2 – o 691
2019-12-15 07:41:52 C 05 03 13.26 +16 14 35.3 – o 691
2019-12-17 05:04:13 C 05 17 07.09 +16 41 22.4 – o 695
2019-12-17 05:15:17 C 05 17 10.29 +16 41 30.3 – o 695
2019-12-17 05:22:29 C 05 17 12.37 +16 41 35.3 – o 695
2019-12-19 04:04:09 C 05 34 14.25 +17 10 49.4 – o 695
2019-12-19 04:11:22 C 05 34 16.87 +17 10 55.1 – o 695
2019-12-19 04:18:35 C 05 34 19.49 +17 11 00.7 – o 695
2019-12-23 06:58:04 C 06 21 43.97 +18 08 42.8 – o 691
2019-12-23 07:05:33 C 06 21 47.84 +18 08 46.6 – o 691
2019-12-23 07:08:33 C 06 21 49.39 +18 08 48.1 – o 691
2019-12-27 07:52:33 C 07 26 06.98 +18 21 32.9 – V 734
2019-12-27 07:55:19 C 07 26 08.89 +18 21 32.0 – V 734
2019-12-27 08:03:47 C 07 26 14.66 +18 21 29.0 – V 734
2019-12-27 08:06:44 C 07 26 16.73 +18 21 28.1 – V 734
2020-01-01 03:35:58 C 08 58 00.12 +16 25 48.7 – V 204
2020-01-01 03:46:22 C 08 58 07.84 +16 25 30.5 – V 204
2020-01-01 03:56:32 C 08 58 15.37 +16 25 11.9 – V 204
2020-01-01 12:56:01 C 09 05 28.76 +16 12 04.4 – V T08
2020-01-01 13:00:08 C 09 05 31.66 +16 11 57.6 – V T08
2020-01-01 13:10:06 C 09 05 38.66 +16 11 40.5 – V T08
2020-01-01 13:32:57 C 09 05 54.83 +16 10 58.3 – V T08
2020-01-03 12:10:45 C 09 41 07.49 +14 39 59.1 – V I52
2020-01-03 12:11:21 C 09 41 07.82 +14 39 58.6 – V I52
2020-01-03 12:11:57 C 09 41 08.14 +14 39 57.0 – V I52