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
2017-01-29 05:02:28 C 14 04 57.63 +17 45 55.9 q G40
2017-01-29 05:12:13 C 14 04 57.14 +17 46 01.6 q G40
2017-01-29 06:02:17 C 14 04 54.70 +17 46 29.7 q G40
2017-01-29 11:21:53 C 14 04 40.32 +17 49 28.9 q 703
2017-01-29 11:27:59 C 14 04 40.03 +17 49 32.4 q 703
2017-01-29 11:34:03 C 14 04 39.74 +17 49 35.7 q 703
2017-01-29 11:40:08 C 14 04 39.48 +17 49 38.8 q 703
2017-01-30 04:22:35 C 14 03 52.74 +17 59 06.1 q G40
2017-01-30 05:22:18 C 14 03 49.70 +17 59 40.2 q G40
2017-01-31 09:20:37 C 14 02 27.55 +18 15 32.8 u H21
2017-01-31 09:23:04 C 14 02 27.40 +18 15 34.2 u H21
2017-01-31 09:26:00 C 14 02 27.24 +18 15 35.6 u H21
2017-01-31 09:29:25 C 14 02 27.06 +18 15 38.0 u H21
2017-02-01 10:46:37 C 14 01 08.76 +18 30 08.2 q 703
2017-02-01 10:53:46 C 14 01 08.30 +18 30 12.0 q 703
2017-02-01 11:00:55 C 14 01 07.88 +18 30 16.1 q 703
2017-02-01 12:56:36 C 14 01 02.042 +18 31 24.38 L F51
2017-02-01 13:14:42 C 14 01 01.029 +18 31 34.94 L F51
2017-02-01 13:32:56 C 14 01 00.003 +18 31 45.58 L F51
2017-02-01 13:51:11 C 14 00 58.972 +18 31 56.24 L F51
2017-02-04 10:59:53 C 13 57 03.55 +19 11 44.9 u H21
2017-02-04 11:02:40 C 13 57 03.39 +19 11 46.4 u H21
2017-02-04 11:06:05 C 13 57 03.17 +19 11 48.4 u H21
2017-02-05 11:40:24 C 13 55 33.02 +19 26 02.7 o 291
2017-02-05 11:52:19 C 13 55 32.21 +19 26 09.9 o 291
2017-02-06 10:48:07 C 13 54 04.55 +19 39 22.7 u H21
2017-02-06 10:51:01 C 13 54 04.35 +19 39 24.4 u H21
2017-02-06 10:54:07 C 13 54 04.14 +19 39 26.3 u H21
2017-02-06 10:56:54 C 13 54 03.95 +19 39 27.9 u H21
2017-02-11 11:00:10 C 13 45 36.05 +20 48 06.3 o 695
2017-02-11 11:03:26 C 13 45 35.80 +20 48 08.0 o 695
2017-02-11 11:06:43 C 13 45 35.56 +20 48 09.9 o 695
2017-02-13 08:22:56 C 13 42 03.24 +21 13 18.9 u H21
2017-02-13 08:28:43 C 13 42 02.71 +21 13 22.2 u H21
2017-02-13 08:37:15 C 13 42 01.94 +21 13 27.2 u H21
2017-02-16 10:17:25 C 13 35 53.04 +21 53 05.9 u H21
2017-02-16 10:21:02 C 13 35 52.70 +21 53 08.3 u H21
2017-02-16 10:24:02 C 13 35 52.44 +21 53 09.9 u H21
2017-02-21 09:11:00 C 13 25 05.48 +22 52 05.8 q 703
2017-02-21 09:18:19 C 13 25 04.84 +22 52 09.3 q 703
2017-02-21 09:25:37 C 13 25 04.04 +22 52 12.6 q 703
2017-02-21 09:32:52 C 13 25 03.32 +22 52 16.7 q 703
2017-02-23 06:39:28 C 13 20 43.38 +23 12 30.6 R G45
2017-02-23 06:46:51 C 13 20 42.64 +23 12 33.8 R G45
2017-02-23 06:53:42 C 13 20 41.95 +23 12 37.1 R G45
2017-02-23 07:00:37 C 13 20 41.28 +23 12 40.2 R G45
2017-02-23 07:07:33 C 13 20 40.57 +23 12 43.2 R G45
2017-02-23 07:14:25 C 13 20 39.92 +23 12 46.3 R G45
2017-02-23 10:48:03 C 13 20 18.25 +23 14 18.1 u H21
2017-02-23 10:51:09 C 13 20 17.95 +23 14 19.5 u H21