2021 AL2

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.5864421757 ± 1.50e-05
Semi-major axis (a)2.6451713402 AU ± 9.92e-05
Inclination (i)13.85175598° ± 2.35e-04
Long. of Asc. Node (Ω)326.71416736° ± 3.70e-06
Arg. of Perihelion (ω)167.48978430° ± 4.62e-05
Mean Anomaly (M)41.41956631° ± 2.27e-02
Mean Motion (n)0.2291034153°/day ± 1.29e-05
Perihelion dist (q)1.09393130 AU ± 5.71e-05
Aphelion dist (Q)4.19641138 AU ± 1.62e-04
Orbital Period4.30210210 yr ± 2.42e-04
Physical Parameters
H (abs. magnitude)22.48
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.297″
Uncertainty2
Orbit TypeAmor
MOID0.112527 AU
Observations Used163
Oppositions1
Arc Total2021-2021
First Observation Used2021-01-06
Last Observation Used2021-03-25
Observations (164)
Date Type RA Dec Mag Band Observatory
2021-01-06 10:53:37 C 06 58 02.586 +73 36 31.11 U F51
2021-01-06 11:11:23 C 06 58 05.386 +73 36 26.43 U F51
2021-01-06 11:29:06 C 06 58 08.189 +73 36 21.41 U F51
2021-01-06 11:46:49 C 06 58 11.046 +73 36 16.09 U F51
2021-01-07 07:03:38 C 07 02 01.08 +73 30 46.5 V I52
2021-01-07 07:08:28 C 07 02 01.94 +73 30 44.9 V I52
2021-01-07 07:13:19 C 07 02 02.79 +73 30 43.4 V I52
2021-01-07 07:18:09 C 07 02 03.42 +73 30 41.5 V I52
2021-01-08 05:42:32 C 07 06 36.43 +73 22 39.9 q 858
2021-01-08 06:39:42 C 07 06 46.16 +73 22 19.2 q 858
2021-01-08 08:30:14 C 07 07 06.01 +73 21 34.3 V I52
2021-01-08 08:35:05 C 07 07 06.85 +73 21 31.8 V I52
2021-01-08 08:39:55 C 07 07 07.67 +73 21 30.1 V I52
2021-01-08 08:44:45 C 07 07 08.57 +73 21 27.6 V I52
2021-01-10 05:38:05 C 07 16 38.24 +72 59 12.3 V I52
2021-01-10 05:41:52 C 07 16 39.02 +72 59 10.7 V I52
2021-01-10 05:46:26 C 07 16 39.78 +72 59 07.5 V I52
2021-01-10 05:51:01 C 07 16 40.63 +72 59 06.3 V I52
2021-01-13 09:48:26 C 07 33 12.66 +72 01 30.6 V I52
2021-01-13 09:50:52 C 07 33 13.12 +72 01 27.4 V I52
2021-01-13 09:53:17 C 07 33 13.59 +72 01 24.9 V I52
2021-01-13 09:55:42 C 07 33 14.15 +72 01 22.8 V I52
2021-01-23 04:02:42 C 08 24 47.47 +65 30 15.0 u H21
2021-01-23 04:09:07 C 08 24 48.60 +65 29 59.4 u H21
2021-01-23 04:18:44 C 08 24 50.33 +65 29 35.6 u H21
2021-01-25 21:59:14 C 08 37 43.36 +62 21 34.5 V J95
2021-01-25 22:15:22 C 08 37 46.05 +62 20 44.7 V J95
2021-01-25 22:25:40 C 08 37 47.82 +62 20 12.4 V J95
2021-01-31 22:25:35 C 09 02 04.23 +52 46 31.0 V B49
2021-01-31 22:38:40 C 09 02 05.80 +52 45 29.2 V B49
2021-02-01 10:26:32 C 09 03 43.74 +51 47 33.1 V I52
2021-02-01 10:26:59 C 09 03 43.83 +51 47 31.1 V I52
2021-02-01 10:27:26 C 09 03 43.84 +51 47 28.9 V I52
2021-02-01 10:27:52 C 09 03 43.90 +51 47 26.6 V I52
2021-02-02 06:51:23 C 09 06 41.81 +50 03 15.0 u H21
2021-02-02 06:56:25 C 09 06 42.38 +50 02 48.4 u H21
2021-02-02 07:00:37 C 09 06 42.91 +50 02 26.4 u H21
2021-02-02 07:02:59 C 09 06 43.19 +50 02 13.8 u H21
2021-02-03 05:55:13 C 09 09 52.93 +47 59 10.0 u H21
2021-02-03 05:58:33 C 09 09 53.30 +47 58 51.6 u H21
2021-02-03 06:02:22 C 09 09 53.74 +47 58 30.6 u H21
2021-02-06 11:54:18 C 09 19 32.82 +40 13 29.9 V T05
2021-02-06 12:18:31 C 09 19 34.98 +40 10 52.6 V T05
2021-02-06 12:24:48 C 09 19 35.54 +40 10 11.0 V T05
2021-02-06 12:35:52 C 09 19 36.51 +40 09 00.1 V T05
2021-02-07 05:53:37 C 09 21 39.23 +38 16 28.8 V I52
2021-02-07 05:53:58 C 09 21 39.26 +38 16 26.4 V I52
2021-02-07 05:55:26 C 09 21 39.38 +38 16 16.9 V I52
2021-02-07 10:46:46 C 09 22 09.03 +37 44 34.4 V T05
2021-02-07 10:51:23 C 09 22 09.42 +37 44 03.2 V T05