2021 WL

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.5446826377 ± 4.61e-05
Semi-major axis (a)1.9718416905 AU ± 1.92e-04
Inclination (i)4.13352078° ± 2.79e-04
Long. of Asc. Node (Ω)76.16347864° ± 3.02e-04
Arg. of Perihelion (ω)289.12658136° ± 3.27e-04
Mean Anomaly (M)173.17530831° ± 7.84e-02
Mean Motion (n)0.3559624680°/day ± 5.20e-05
Perihelion dist (q)0.89781376 AU ± 1.26e-04
Aphelion dist (Q)3.04586962 AU ± 3.10e-04
Orbital Period2.76890507 yr ± 4.04e-04
Physical Parameters
H (abs. magnitude)22.33
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.287″
Uncertainty2
Orbit TypeApollo
MOID0.032770 AU
Observations Used88
Oppositions1
Arc Total2021-2022
First Observation Used2021-11-23
Last Observation Used2022-01-04
Observations (96)
Date Type RA Dec Mag Band Observatory
2021-11-20 03:53:18 S 23 52 02.976 -22 54 47.38 L C51
2021-11-20 03:53:29 S 23 52 03.132 -22 54 48.02 L C51
2021-11-20 05:27:33 S 23 53 20.297 -22 42 14.04 L C51
2021-11-23 05:44:28 C 00 47 05.189 -12 54 39.53 V F51
2021-11-23 06:01:51 C 00 47 16.246 -12 52 21.55 V F51
2021-11-23 06:19:15 C 00 47 27.282 -12 50 03.50 V F51
2021-11-24 07:40:46 C 01 03 29.27 -09 32 59.5 V T05
2021-11-24 07:45:29 C 01 03 31.90 -09 32 24.1 V T05
2021-11-24 07:54:42 C 01 03 37.30 -09 31 14.9 V T05
2021-11-24 08:10:37 C 01 03 46.38 -09 29 14.9 V T05
2021-11-24 17:48:33 C 01 09 33.98 -08 17 47.6 V 104
2021-11-24 17:55:46 C 01 09 38.13 -08 16 54.5 V 104
2021-11-24 18:01:48 C 01 09 41.26 -08 16 11.8 V L01
2021-11-24 18:03:00 C 01 09 42.24 -08 16 01.8 V 104
2021-11-24 18:04:02 C 01 09 42.51 -08 15 55.7 V L01
2021-11-24 18:06:16 C 01 09 43.79 -08 15 39.0 V L01
2021-11-24 18:08:08 C 01 09 44.83 -08 15 25.2 V L01
2021-11-24 18:10:56 C 01 09 46.37 -08 15 04.8 V L01
2021-11-24 19:49:42 C 01 10 41.96 -08 03 00.6 X 595
2021-11-24 19:53:48 C 01 10 43.84 -08 02 33.5 X G02
2021-11-24 20:01:33 C 01 10 48.20 -08 01 36.5 X G02
2021-11-24 20:09:20 C 01 10 52.53 -08 00 39.2 X G02
2021-11-24 20:17:17 C 01 10 57.40 -07 59 38.6 X 595
2021-11-24 20:24:59 C 01 11 01.86 -07 58 41.9 V K51
2021-11-24 20:27:13 C 01 11 03.10 -07 58 25.6 V K51
2021-11-24 20:29:17 C 01 11 04.29 -07 58 10.3 V K51
2021-11-24 20:30:38 C 01 11 04.83 -07 58 00.7 X 595
2021-11-25 00:05:14 C 01 13 08.41 -07 30 19.0 X Y00
2021-11-25 00:10:22 C 01 13 11.18 -07 29 41.7 X Y00
2021-11-25 00:15:20 C 01 13 13.95 -07 29 05.6 X Y00
2021-11-25 01:40:11 C 01 14 03.72 -07 20 17.9 X W34
2021-11-25 01:47:06 C 01 14 07.48 -07 19 28.5 X W34
2021-11-25 01:52:24 C 01 14 09.24 -07 17 08.8 u 807
2021-11-25 02:01:22 C 01 14 14.12 -07 16 04.2 u 807
2021-11-25 02:01:40 C 01 14 15.38 -07 17 43.2 X W34
2021-11-25 02:10:28 C 01 14 19.05 -07 14 58.7 u 807
2021-11-25 06:44:10 C 01 16 54.467 -06 43 40.74 U F51
2021-11-25 06:59:18 C 01 17 02.500 -06 41 53.19 U F51
2021-11-25 07:14:17 C 01 17 10.458 -06 40 06.58 U F51
2021-11-26 02:03:14 C 01 27 18.46 -04 30 33.4 X 858
2021-11-26 02:08:05 C 01 27 20.87 -04 30 01.1 X 858
2021-11-26 02:12:56 C 01 27 23.31 -04 29 28.6 X 858
2021-11-26 08:40:57 C 01 30 37.50 -03 46 19.2 V T08
2021-11-26 08:45:37 C 01 30 39.73 -03 45 48.1 V T08
2021-11-26 08:53:38 C 01 30 43.58 -03 44 56.3 V T08
2021-11-26 09:08:58 C 01 30 50.97 -03 43 15.5 V T08
2021-11-27 09:26:55 C 01 42 33.234 -01 11 00.61 U F52
2021-11-27 09:44:34 C 01 42 40.983 -01 09 14.85 U F52
2021-11-27 10:02:09 C 01 42 48.715 -01 07 29.55 U F52
2021-11-27 10:19:44 C 01 42 56.465 -01 05 44.29 U F52