2021 XW1

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.6377874282 ± 1.05e-03
Semi-major axis (a)1.9767563775 AU ± 4.68e-03
Inclination (i)4.20749909° ± 8.44e-03
Long. of Asc. Node (Ω)96.59287711° ± 5.96e-03
Arg. of Perihelion (ω)256.50696195° ± 1.95e-03
Mean Anomaly (M)172.37703441° ± 1.91e+00
Mean Motion (n)0.3546357823°/day ± 1.26e-03
Perihelion dist (q)0.71600601 AU ± 2.67e-03
Aphelion dist (Q)3.23750674 AU ± 7.94e-03
Orbital Period2.77926349 yr ± 9.87e-03
Physical Parameters
H (abs. magnitude)23.60
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.245″
Uncertainty4
Orbit TypeApollo
MOID0.000400 AU
Observations Used28
Oppositions1
Arc Total2021-2021
First Observation Used2021-12-02
Last Observation Used2021-12-13
Observations (32)
Date Type RA Dec Mag Band Observatory
2021-12-02 08:41:33 C 07 37 56.36 +06 23 17.8 V G96
2021-12-02 08:49:00 C 07 37 52.93 +06 23 50.7 V G96
2021-12-02 09:03:57 C 07 37 46.06 +06 24 57.5 V G96
2021-12-02 10:45:54 C 07 36 59.30 +06 32 25.4 V I52
2021-12-02 10:46:52 C 07 36 58.88 +06 32 29.9 V I52
2021-12-02 10:47:50 C 07 36 58.43 +06 32 34.0 V I52
2021-12-03 02:43:23 C 07 30 12.23 +07 39 27.0 V 033
2021-12-03 02:44:47 C 07 30 11.66 +07 39 32.6 V 033
2021-12-03 02:46:14 C 07 30 11.05 +07 39 38.3 V 033
2021-12-03 02:47:47 C 07 30 10.40 +07 39 44.4 V 033
2021-12-03 05:21:09 C 07 29 05.78 +07 50 02.2 V 033
2021-12-03 05:22:31 C 07 29 05.23 +07 50 07.8 V 033
2021-12-03 07:35:21 C 07 28 14.65 +07 59 13.4 u H21
2021-12-03 07:44:24 C 07 28 10.81 +07 59 49.1 u H21
2021-12-03 07:52:31 C 07 28 08.97 +08 00 27.1 V I52
2021-12-03 07:53:03 C 07 28 08.72 +08 00 28.8 V I52
2021-12-03 07:53:36 C 07 28 08.51 +08 00 31.4 V I52
2021-12-03 07:54:08 C 07 28 08.27 +08 00 33.4 V I52
2021-12-04 00:15:01 C 07 21 43.01 +09 02 50.2 V L01
2021-12-04 00:31:31 C 07 21 36.45 +09 03 51.8 V L01
2021-12-04 06:21:39 C 07 19 27.05 +09 25 09.8 V H01
2021-12-04 06:27:05 C 07 19 24.98 +09 25 29.3 V H01
2021-12-04 06:45:42 C 07 19 17.85 +09 26 36.3 V H01
2021-12-04 06:54:01 C 07 19 14.66 +09 27 06.2 V H01
2021-12-04 07:00:08 C 07 19 11.11 +09 27 24.4 u H21
2021-12-04 07:04:09 C 07 19 09.56 +09 27 38.7 u H21
2021-12-04 12:47:48 C 07 16 59.78 +09 47 52.4 V I52
2021-12-04 12:49:13 C 07 16 59.26 +09 47 56.9 V I52
2021-12-04 12:50:38 C 07 16 58.77 +09 48 02.3 V I52
2021-12-13 07:21:04 C 06 23 04.83 +17 43 46.8 V I52
2021-12-13 07:23:14 C 06 23 04.25 +17 43 51.5 V I52
2021-12-13 07:25:23 C 06 23 03.89 +17 43 54.3 V I52