2021 AT1

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.2904581743 ± 2.00e+00
Semi-major axis (a)1.4212466858 AU ± 3.00e+00
Inclination (i)7.86951704° ± 4.00e+00
Long. of Asc. Node (Ω)289.84550916° ± 5.00e+00
Arg. of Perihelion (ω)170.57139120° ± 6.00e+00
Mean Anomaly (M)318.24955556° ± 7.64e-02
Mean Motion (n)0.5816731800°/day ± 1.84e+00
Perihelion dist (q)1.00843550 AU ± 3.55e+00
Aphelion dist (Q)1.83414870 AU ± 4.80e+00
Orbital Period1.69443540 yr ± 5.36e+00
Physical Parameters
H (abs. magnitude)25.70
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-04-18
RMS Residual0.371″
Uncertainty2
Orbit TypeAmor
MOID0.027021 AU
Observations Used80
Oppositions1
Arc Total2021-2021
First Observation Used
Last Observation Used2021-02-05
Observations (85)
Date Type RA Dec Mag Band Observatory
2021-01-05 05:53:58 C 08 01 28.82 +45 54 26.7 V 703
2021-01-05 06:09:33 C 08 01 35.65 +45 50 38.9 V 703
2021-01-05 06:17:20 C 08 01 39.26 +45 48 44.8 V 703
2021-01-05 06:52:20 C 08 01 54.21 +45 40 17.3 V I52
2021-01-05 06:53:47 C 08 01 54.89 +45 39 56.6 V I52
2021-01-05 06:55:14 C 08 01 55.49 +45 39 35.2 V I52
2021-01-05 06:59:22 C 08 01 57.26 +45 38 34.6 V I52
2021-01-05 07:26:58 C 08 02 02.38 +45 31 20.0 q H36
2021-01-05 07:31:54 C 08 02 04.46 +45 30 05.9 q H36
2021-01-05 07:39:17 C 08 02 07.63 +45 28 15.2 q H36
2021-01-05 07:41:45 C 08 02 08.67 +45 27 38.1 q H36
2021-01-05 17:36:59 C 08 07 19.75 +42 56 33.8 V N88
2021-01-05 17:37:30 C 08 07 19.88 +42 56 25.4 V N88
2021-01-05 17:38:02 C 08 07 20.06 +42 56 18.5 V N88
2021-01-05 17:38:31 C 08 07 20.32 +42 56 09.8 V N88
2021-01-05 17:39:02 C 08 07 20.47 +42 56 01.6 V N88
2021-01-05 21:00:30 C 08 09 00.62 +42 03 52.5 V L04
2021-01-05 21:11:33 C 08 09 05.15 +42 01 06.5 V L04
2021-01-06 02:19:15 C 08 11 37.73 +40 41 35.2 V W34
2021-01-06 02:29:03 C 08 11 41.74 +40 39 09.2 V W34
2021-01-06 02:38:56 C 08 11 45.83 +40 36 42.2 V W34
2021-01-06 05:52:40 C 08 13 07.32 +39 46 40.2 V V01
2021-01-06 06:45:17 C 08 13 26.74 +39 33 17.6 V V01
2021-01-06 07:09:44 C 08 13 36.03 +39 27 46.0 V I52
2021-01-06 07:10:01 C 08 13 36.12 +39 27 42.0 V I52
2021-01-06 07:10:17 C 08 13 36.20 +39 27 38.0 V I52
2021-01-06 07:10:33 C 08 13 36.31 +39 27 33.2 V I52
2021-01-06 21:11:21 C 08 19 34.91 +35 45 18.2 V 595
2021-01-06 21:14:51 C 08 19 36.09 +35 44 24.1 V 595
2021-01-06 21:18:59 C 08 19 37.51 +35 43 20.6 V 595
2021-01-06 21:29:57 C 08 19 41.34 +35 40 35.1 V L01
2021-01-06 21:33:44 C 08 19 42.63 +35 39 36.8 V L01
2021-01-06 21:37:43 C 08 19 43.99 +35 38 35.2 V L01
2021-01-08 03:03:06 C 08 30 00.41 +27 54 48.0 V 204
2021-01-08 03:08:05 C 08 30 01.77 +27 53 29.0 V 204
2021-01-08 03:14:35 C 08 30 03.51 +27 51 45.8 V 204
2021-01-08 08:58:14 C 08 32 02.23 +26 24 15.3 V I52
2021-01-08 08:58:31 C 08 32 02.27 +26 24 11.1 V I52
2021-01-08 08:58:47 C 08 32 02.34 +26 24 06.4 V I52
2021-01-08 08:59:04 C 08 32 02.40 +26 24 02.3 V I52
2021-01-08 13:46:04 C 08 33 21.787 +25 10 59.15 U F52
2021-01-08 14:03:41 C 08 33 25.804 +25 06 22.49 U F52
2021-01-08 14:21:22 C 08 33 29.829 +25 01 46.10 U F52
2021-01-09 09:22:29 C 08 39 05.81 +20 14 47.6 V 703
2021-01-09 09:30:12 C 08 39 07.30 +20 12 52.7 V 703
2021-01-09 09:37:50 C 08 39 08.81 +20 11 01.3 V 703
2021-01-09 11:46:43 C 08 39 34.34 +19 39 05.0 V I52
2021-01-09 11:47:00 C 08 39 34.38 +19 39 01.1 V I52
2021-01-09 11:47:16 C 08 39 34.45 +19 38 57.4 V I52
2021-01-09 11:47:32 C 08 39 34.51 +19 38 53.2 V I52