IAA RAS IAA Minor Planet Database

2021 AY2

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.6677871903 ± 2.00e+00
Semi-major axis (a)2.8454238677 AU ± 3.00e+00
Inclination (i)3.17061017° ± 4.00e+00
Long. of Asc. Node (Ω)287.57065502° ± 5.00e+00
Arg. of Perihelion (ω)148.96564126° ± 6.00e+00
Mean Anomaly (M)9.57951228° ± 2.96e-02
Mean Motion (n)0.2053365000°/day ± 3.25e-01
Perihelion dist (q)0.94528630 AU ± 5.78e+00
Aphelion dist (Q)4.74571410 AU ± 7.58e+00
Orbital Period4.79996350 yr ± 7.59e+00
Physical Parameters
H (abs. magnitude)27.20
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-04-18
RMS Residual0.317″
Uncertainty2
Orbit TypeApollo
MOID0.005018 AU
Observations Used43
Oppositions1
Arc Total2021-2021
First Observation Used—
Last Observation Used2021-01-14
Observations (45)
Date Type RA Dec Mag Band Observatory
2021-01-07 05:09:48 C 06 52 22.49 +25 32 07.6 – V 703
2021-01-07 05:16:02 C 06 52 35.82 +25 30 51.7 – V 703
2021-01-08 07:22:31 C 07 37 19.69 +20 44 08.7 – V G96
2021-01-08 07:29:56 C 07 37 28.86 +20 42 58.6 – V G96
2021-01-08 07:37:20 C 07 37 37.90 +20 41 49.5 – V G96
2021-01-08 09:14:13 C 07 39 35.19 +20 26 39.4 – V I52
2021-01-08 09:15:01 C 07 39 36.15 +20 26 32.1 – V I52
2021-01-08 09:15:50 C 07 39 37.12 +20 26 24.1 – V I52
2021-01-08 09:16:39 C 07 39 38.10 +20 26 16.9 – V I52
2021-01-08 22:03:49 C 07 54 28.24 +18 36 15.6 – V 204
2021-01-08 22:19:22 C 07 54 43.12 +18 34 16.1 – V 204
2021-01-08 22:21:30 C 07 54 44.01 +18 34 05.1 – V L01
2021-01-08 22:23:30 C 07 54 45.88 +18 33 50.0 – V L01
2021-01-08 22:27:18 C 07 54 49.48 +18 33 20.4 – V L01
2021-01-08 22:29:10 C 07 54 51.29 +18 33 06.3 – V L01
2021-01-08 22:31:06 C 07 54 53.11 +18 32 51.7 – V L01
2021-01-09 08:47:53 C 08 04 18.22 +17 18 57.1 – V G96
2021-01-09 08:55:30 C 08 04 24.21 +17 18 04.6 – V G96
2021-01-09 09:03:03 C 08 04 30.09 +17 17 12.9 – V G96
2021-01-09 09:10:37 C 08 04 35.99 +17 16 20.7 – V G96
2021-01-09 10:01:00 C 08 05 15.10 +17 10 34.6 – V I52
2021-01-09 10:02:25 C 08 05 16.15 +17 10 24.7 – V I52
2021-01-09 10:03:50 C 08 05 17.27 +17 10 15.5 – V I52
2021-01-09 10:05:15 C 08 05 18.34 +17 10 05.6 – V I52
2021-01-10 05:39:34 C 08 19 43.50 +15 13 30.4 – o 291
2021-01-10 05:45:22 C 08 19 46.84 +15 13 01.2 – o 291
2021-01-10 05:51:10 C 08 19 50.14 +15 12 31.5 – o 291
2021-01-11 06:19:11 C 08 32 43.91 +13 20 58.2 – V V06
2021-01-11 06:21:31 C 08 32 44.84 +13 20 48.8 – V V06
2021-01-11 06:23:52 C 08 32 45.80 +13 20 40.4 – V V06
2021-01-11 07:02:05 C 08 33 01.07 +13 18 13.1 – V I52
2021-01-11 07:04:30 C 08 33 02.02 +13 18 03.1 – V I52
2021-01-11 07:06:55 C 08 33 02.99 +13 17 54.9 – V I52
2021-01-12 06:56:17 C 08 42 16.36 +11 55 38.7 – V V06
2021-01-12 06:58:50 C 08 42 17.18 +11 55 32.0 – V V06
2021-01-12 07:01:24 C 08 42 17.91 +11 55 23.9 – V V06
2021-01-12 07:03:58 C 08 42 18.64 +11 55 16.5 – V V06
2021-01-12 08:13:47 C 08 42 39.02 +11 51 49.5 – o 691
2021-01-12 08:25:11 C 08 42 42.35 +11 51 15.5 – o 691
2021-01-12 08:36:35 C 08 42 45.52 +11 50 41.7 – o 691
2021-01-13 07:36:44 C 08 49 32.58 +10 49 14.2 – o 291
2021-01-13 07:45:21 C 08 49 34.42 +10 48 54.2 – o 291
2021-01-13 07:54:02 C 08 49 36.34 +10 48 33.8 – o 291
2021-01-14 07:57:23 C 08 55 09.46 +09 57 14.0 – o 291
2021-01-14 08:10:37 C 08 55 11.72 +09 56 49.8 – o 291