2021 AP7

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.3504643984 ± 5.19e-07
Semi-major axis (a)1.2863146266 AU ± 6.29e-09
Inclination (i)7.39993360° ± 1.27e-05
Long. of Asc. Node (Ω)339.41288798° ± 8.86e-05
Arg. of Perihelion (ω)29.78575288° ± 1.18e-04
Mean Anomaly (M)188.09461413° ± 1.37e-05
Mean Motion (n)0.6756028363°/day ± 4.95e-09
Perihelion dist (q)0.83550714 AU ± 6.67e-07
Aphelion dist (Q)1.73712211 AU ± 6.67e-07
Orbital Period1.45888417 yr ± 1.07e-08
Physical Parameters
H (abs. magnitude)21.83
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.234″
Uncertainty0
Orbit TypeApollo
MOID0.081886 AU
Observations Used49
Oppositions7
Arc Total2002-2024
First Observation Used2002-01-09
Last Observation Used2024-01-19
Observations (51)
Date Type RA Dec Mag Band Observatory
2002-01-09 06:08:37 C 08 51 24.13 +45 27 37.7 – n 645
2002-01-09 06:09:48 C 08 51 23.91 +45 27 37.0 – n 645
2002-01-09 06:12:11 C 08 51 23.38 +45 27 35.2 – n 645
2002-01-09 06:13:23 C 08 51 23.08 +45 27 34.1 – n 645
2018-01-09 05:27:50 C 01 43 53.940 +39 23 37.98 – V F51
2018-01-09 05:45:30 C 01 44 00.005 +39 23 42.21 – V F51
2018-01-09 06:03:10 C 01 44 06.023 +39 23 46.46 – V F51
2018-01-09 06:20:54 C 01 44 12.109 +39 23 50.26 – V F51
2018-01-17 06:45:38 C 02 45 50.494 +39 12 40.79 – V F51
2018-01-17 07:02:25 C 02 45 55.181 +39 12 35.37 – V F51
2018-01-17 07:19:14 C 02 45 59.865 +39 12 29.72 – V F51
2021-01-07 09:01:06 C 10 27 27.39 +29 13 28.9 – V G96
2021-01-07 09:08:34 C 10 27 26.46 +29 13 30.4 – V G96
2021-01-07 09:16:02 C 10 27 25.48 +29 13 31.3 – V G96
2021-01-07 14:09:07 C 10 26 50.233 +29 14 28.10 – V F52
2021-01-07 14:26:38 C 10 26 48.077 +29 14 30.74 – V F52
2021-01-07 15:00:53 C 10 26 43.814 +29 14 36.73 – V F52
2021-01-11 11:01:49 C 10 15 19.949 +29 28 43.64 – V F52
2021-01-11 11:16:37 C 10 15 17.909 +29 28 45.58 – V F52
2021-01-15 10:08:43 C 10 02 31.772 +29 38 22.47 – U F52
2021-01-15 10:27:04 C 10 02 29.117 +29 38 24.43 – U F52
2021-01-15 10:45:26 C 10 02 26.445 +29 38 26.04 – U F52
2021-01-16 02:49:26 C 10 00 10.74 +29 39 15.7 – V L01
2021-01-16 02:53:54 C 10 00 10.08 +29 39 15.6 – V L01
2021-01-16 02:58:24 C 10 00 09.43 +29 39 16.1 – V L01
2021-01-16 03:04:01 C 10 00 08.62 +29 39 16.3 – V L01
2021-01-16 11:34:10 C 09 58 58.161 +29 39 53.16 – V 568
2021-01-16 11:35:35 C 09 58 57.955 +29 39 53.24 – V 568
2021-01-16 11:37:00 C 09 58 57.747 +29 39 53.32 – V 568
2021-01-17 02:28:45 C 09 56 51.39 +29 40 17.5 – V 033
2021-01-17 02:33:55 C 09 56 50.63 +29 40 17.6 – V 033
2021-01-17 02:39:04 C 09 56 49.89 +29 40 17.7 – V 033
2021-01-17 06:31:08 C 09 56 18.52 +29 40 29.9 – V I52
2021-01-17 06:34:45 C 09 56 18.03 +29 40 30.6 – V I52
2021-01-17 06:42:00 C 09 56 17.00 +29 40 31.7 – V I52
2021-01-17 10:16:09 C 09 55 45.25 +29 40 39.4 – V G96
2021-01-17 10:23:33 C 09 55 44.22 +29 40 40.0 – V G96
2021-01-17 10:30:59 C 09 55 43.11 +29 40 39.7 – V G96
2021-01-17 10:38:23 C 09 55 41.99 +29 40 39.9 – V G96
2021-01-17 13:04:38 C 09 55 20.49 +29 40 40.6 – o 691
2021-01-17 13:17:43 C 09 55 18.60 +29 40 40.9 – o 691
2021-02-05 04:16:22 C 08 55 07.21 +28 21 38.9 – V I52
2021-02-05 04:25:32 C 08 55 06.07 +28 21 36.4 – V I52
2021-02-05 04:34:42 C 08 55 05.02 +28 21 33.7 – V I52
2021-02-07 07:37:15 C 08 49 30.747 +28 02 52.61 – U F51
2021-02-07 07:54:01 C 08 49 28.882 +28 02 46.57 – U F51
2021-02-07 08:10:48 C 08 49 27.040 +28 02 40.62 – U F51
2021-02-07 08:27:45 C 08 49 25.164 +28 02 34.39 – U F51
2024-01-19 15:10:03 C 11 44 34.981 +07 40 12.16 – X F52
2024-01-19 15:26:11 C 11 44 34.376 +07 40 11.76 – X F52