2021 XL2

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.3988712915 ± 6.16e-05
Semi-major axis (a)1.8044704040 AU ± 2.07e-04
Inclination (i)6.42653783° ± 7.40e-04
Long. of Asc. Node (Ω)82.23410315° ± 6.29e-04
Arg. of Perihelion (ω)1.70257845° ± 1.19e-04
Mean Anomaly (M)221.69336103° ± 1.00e-01
Mean Motion (n)0.4066189655°/day ± 7.01e-05
Perihelion dist (q)1.08471896 AU ± 1.67e-04
Aphelion dist (Q)2.52422184 AU ± 3.11e-04
Orbital Period2.42395551 yr ± 4.18e-04
Physical Parameters
H (abs. magnitude)24.06
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.215″
Uncertainty3
Orbit TypeAmor
MOID0.099773 AU
Observations Used34
Oppositions1
Arc Total2021-2022
First Observation Used2021-12-03
Last Observation Used2022-01-08
Observations (37)
Date Type RA Dec Mag Band Observatory
2021-12-03 05:28:29 C 01 57 47.57 -02 02 11.8 V G96
2021-12-03 05:35:20 C 01 57 47.64 -02 01 57.5 V G96
2021-12-03 05:42:08 C 01 57 47.91 -02 01 43.0 V G96
2021-12-03 05:48:58 C 01 57 48.09 -02 01 29.9 V G96
2021-12-03 07:10:32 C 01 57 50.68 -01 58 43.9 V I52
2021-12-03 07:16:04 C 01 57 50.88 -01 58 32.6 V I52
2021-12-03 07:21:36 C 01 57 51.04 -01 58 21.5 V I52
2021-12-04 01:04:42 C 01 58 42.05 -01 20 51.8 V 807
2021-12-04 01:10:01 C 01 58 42.22 -01 20 40.7 V 807
2021-12-04 01:15:20 C 01 58 42.40 -01 20 29.9 V 807
2021-12-04 02:09:36 C 01 58 45.09 -01 19 39.9 u H21
2021-12-04 02:18:22 C 01 58 45.41 -01 19 21.2 u H21
2021-12-04 03:14:09 C 01 58 48.34 -01 17 20.8 V H01
2021-12-04 03:18:27 C 01 58 48.48 -01 17 11.4 V H01
2021-12-04 03:35:38 C 01 58 49.07 -01 16 35.4 V H01
2021-12-04 03:45:41 C 01 58 49.40 -01 16 14.4 V H01
2021-12-05 02:49:17 C 01 59 57.23 -00 27 14.7 u H21
2021-12-05 02:58:03 C 01 59 57.56 -00 26 55.7 u H21
2021-12-05 03:12:21 C 01 59 58.11 -00 26 24.7 u H21
2021-12-08 02:21:29 C 02 04 05.81 +02 14 32.9 V I52
2021-12-08 02:34:27 C 02 04 06.48 +02 15 03.4 V I52
2021-12-08 03:03:55 C 02 04 08.00 +02 16 12.4 V I52
2021-12-08 04:47:43 C 02 04 13.18 +02 20 18.2 V V06
2021-12-08 04:50:33 C 02 04 13.34 +02 20 25.0 V V06
2021-12-08 04:53:22 C 02 04 13.49 +02 20 32.0 V V06
2021-12-27 04:39:18 C 02 54 53.97 +23 17 14.4 V I52
2021-12-27 04:47:02 C 02 54 55.13 +23 17 37.4 V I52
2021-12-27 04:54:46 C 02 54 56.26 +23 17 59.5 V I52
2022-01-03 05:07:31 C 03 25 10.01 +30 51 42.4 o 291
2022-01-03 05:14:26 C 03 25 11.28 +30 51 59.3 o 291
2022-01-04 04:39:05 C 03 29 53.02 +31 49 33.1 V G96
2022-01-04 04:47:12 C 03 29 54.61 +31 49 52.7 V G96
2022-01-04 04:55:18 C 03 29 56.07 +31 50 12.3 V G96
2022-01-04 05:03:24 C 03 29 57.56 +31 50 31.8 V G96
2022-01-08 06:01:51 C 03 50 27.86 +35 29 30.2 V V06
2022-01-08 06:03:59 C 03 50 28.33 +35 29 34.6 V V06
2022-01-08 06:06:07 C 03 50 28.76 +35 29 39.0 V V06