2017 AP20

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.7482099129 ± 2.38e-08
Semi-major axis (a)2.8788005370 AU ± 2.25e-08
Inclination (i)13.85719667° ± 4.88e-06
Long. of Asc. Node (Ω)55.37666289° ± 3.83e-05
Arg. of Perihelion (ω)2.96722942° ± 3.76e-05
Mean Anomaly (M)304.56107510° ± 4.15e-06
Mean Motion (n)0.2017878038°/day ± 2.36e-09
Perihelion dist (q)0.72485344 AU ± 6.88e-08
Aphelion dist (Q)5.03274764 AU ± 7.90e-08
Orbital Period4.88446906 yr ± 5.72e-08
Physical Parameters
H (abs. magnitude)17.93
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.266″
Uncertainty0
Orbit TypeApollo
MOID0.211566 AU
Observations Used324
Oppositions5
Arc Total2016-2022
First Observation Used2016-06-03
Last Observation Used2022-04-21
Observations (360)
Date Type RA Dec Mag Band Observatory
2017-02-23 10:54:15 C 13 20 17.64 +23 14 20.8 u H21
2017-02-23 10:57:20 C 13 20 17.32 +23 14 22.1 u H21
2017-02-23 11:00:26 C 13 20 17.03 +23 14 23.4 u H21
2017-02-23 11:03:39 C 13 20 16.70 +23 14 24.9 u H21
2017-02-24 12:16:49 C 13 17 47.97 +23 25 05.2 R G45
2017-02-24 12:23:43 C 13 17 47.29 +23 25 08.1 R G45
2017-02-24 12:30:57 C 13 17 46.52 +23 25 10.8 R G45
2017-02-24 12:38:12 C 13 17 45.82 +23 25 14.3 R G45
2017-02-24 12:44:08 C 13 17 45.18 +23 25 16.5 R G45
2017-02-25 09:37:09 C 13 15 41.08 +23 33 45.5 q H45
2017-02-25 09:39:47 C 13 15 40.81 +23 33 46.0 q H45
2017-02-25 09:41:24 C 13 15 40.65 +23 33 46.5 q H45
2017-02-25 09:43:11 C 13 15 40.46 +23 33 47.3 q H45
2017-02-25 09:45:06 C 13 15 40.24 +23 33 48.0 q H45
2017-02-25 09:46:58 C 13 15 40.04 +23 33 48.6 q H45
2017-02-26 10:06:54 C 13 13 13.61 +23 43 15.1 u H21
2017-02-26 10:10:31 C 13 13 13.24 +23 43 16.4 u H21
2017-02-26 10:13:37 C 13 13 12.91 +23 43 17.6 u H21
2017-02-26 10:16:43 C 13 13 12.59 +23 43 18.8 u H21
2017-02-27 08:26:50 C 13 10 58.69 +23 51 32.6 q 703
2017-02-27 08:34:04 C 13 10 57.87 +23 51 35.2 q 703
2017-02-27 08:41:18 C 13 10 57.22 +23 51 38.3 q 703
2017-02-27 08:48:31 C 13 10 56.41 +23 51 40.2 q 703
2017-03-02 07:38:53 C 13 03 41.77 +24 15 07.3 q G96
2017-03-02 07:45:01 C 13 03 41.14 +24 15 09.1 q G96
2017-03-02 07:51:07 C 13 03 40.50 +24 15 10.9 q G96
2017-03-02 07:57:12 C 13 03 39.85 +24 15 12.9 q G96
2017-03-02 10:15:10 C 13 03 25.22 +24 15 54.6 R G45
2017-03-02 10:23:00 C 13 03 24.39 +24 15 57.3 R G45
2017-03-02 10:29:03 C 13 03 23.75 +24 15 58.7 R G45
2017-03-02 10:38:35 C 13 03 22.72 +24 16 01.2 R G45
2017-03-02 10:46:16 C 13 03 21.91 +24 16 03.7 R G45
2017-03-03 09:44:31 C 13 00 59.82 +24 22 39.3 u H21
2017-03-03 09:51:01 C 13 00 59.13 +24 22 41.0 u H21
2017-03-03 09:57:10 C 13 00 58.47 +24 22 42.7 u H21
2017-03-03 10:18:26 C 13 00 56.24 +24 22 49.3 q H45
2017-03-03 10:20:11 C 13 00 56.05 +24 22 49.5 q H45
2017-03-03 10:21:51 C 13 00 55.92 +24 22 50.4 q H45
2017-03-03 10:23:17 C 13 00 55.74 +24 22 50.6 q H45
2017-03-03 10:24:52 C 13 00 55.59 +24 22 51.0 q H45
2017-03-03 10:26:35 C 13 00 55.39 +24 22 51.5 q H45
2017-03-04 07:41:28 C 12 58 44.48 +24 28 32.9 q 703
2017-03-04 07:48:50 C 12 58 43.74 +24 28 35.1 q 703
2017-03-04 07:56:02 C 12 58 42.97 +24 28 37.0 q 703
2017-03-04 08:03:08 C 12 58 42.21 +24 28 39.2 q 703
2017-03-04 09:26:48 C 12 58 33.10 +24 28 59.1 q H45
2017-03-04 09:28:13 C 12 58 32.96 +24 28 59.5 q H45
2017-03-04 09:29:41 C 12 58 32.78 +24 28 59.7 q H45
2017-03-04 09:31:33 C 12 58 32.59 +24 29 00.7 q H45
2017-03-04 09:33:04 C 12 58 32.46 +24 29 01.4 q H45