2017 SA20

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.1896580160
Semi-major axis (a)1.0903683672 AU
Inclination (i)0.13307825°
Long. of Asc. Node (Ω)34.78823060° ± 5.00e+00
Arg. of Perihelion (ω)251.38405208°
Mean Anomaly (M)86.68952812°
Mean Motion (n)0.8656529100°/day
Perihelion dist (q)0.88357210 AU
Aphelion dist (Q)1.29716610 AU
Orbital Period1.13857150 yr
Physical Parameters
H (abs. magnitude)28.36
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-04-18
RMS Residual0.444″
Uncertainty
Orbit TypeApollo
MOID0.000184 AU
Observations Used41
Oppositions1
Arc Total2017-2017
First Observation Used
Last Observation Used2017-10-15
Observations (41)
Date Type RA Dec Mag Band Observatory
2017-09-20 11:15:20 C 04 47 24.09 +03 47 55.8 V 703
2017-09-20 11:23:10 C 04 46 26.52 +03 48 16.4 V 703
2017-09-20 11:30:59 C 04 45 29.06 +03 48 36.5 V 703
2017-09-24 09:55:50 C 01 20 36.678 +03 27 22.34 L F51
2017-09-24 10:14:34 C 01 20 23.910 +03 27 17.38 L F51
2017-09-24 10:32:00 C 01 20 12.024 +03 27 12.65 L F51
2017-09-25 06:59:10 C 01 10 59.48 +03 20 03.0 V 703
2017-09-25 07:06:55 C 01 10 55.66 +03 20 01.7 V 703
2017-09-25 07:14:42 C 01 10 51.74 +03 19 58.7 V 703
2017-09-25 07:22:30 C 01 10 48.01 +03 19 55.8 V 703
2017-09-27 05:33:41 C 00 57 33.67 +03 17 45.4 q W84
2017-09-27 05:35:11 C 00 57 33.23 +03 17 45.1 q W84
2017-09-27 05:35:39 C 00 57 33.05 +03 17 44.9 q W84
2017-09-27 05:37:09 C 00 57 32.61 +03 17 44.7 q W84
2017-09-27 05:37:37 C 00 57 32.49 +03 17 44.5 q W84
2017-09-27 05:39:07 C 00 57 32.03 +03 17 44.2 q W84
2017-09-27 05:41:33 C 00 57 31.28 +03 17 43.9 q W84
2017-09-27 05:43:03 C 00 57 30.84 +03 17 43.4 q W84
2017-09-27 08:30:24 C 00 56 55.42 +03 11 14.3 q G96
2017-09-27 08:38:03 C 00 56 53.21 +03 11 12.8 q G96
2017-09-27 08:45:42 C 00 56 50.98 +03 11 11.5 q G96
2017-09-27 08:53:23 C 00 56 48.76 +03 11 10.4 q G96
2017-09-27 09:26:51 C 00 56 39.26 +03 11 05.1 q G96
2017-09-27 09:27:30 C 00 56 39.09 +03 11 05.0 q G96
2017-09-27 09:28:09 C 00 56 38.89 +03 11 04.8 q G96
2017-09-27 09:28:47 C 00 56 38.71 +03 11 04.8 q G96
2017-09-27 11:22:07 C 00 56 08.53 +03 10 43.8 q I52
2017-09-27 11:23:54 C 00 56 08.07 +03 10 43.1 q I52
2017-09-27 11:25:41 C 00 56 07.50 +03 10 42.8 q I52
2017-09-28 06:27:46 C 00 53 03.29 +03 08 32.5 q I52
2017-09-28 06:34:06 C 00 53 01.79 +03 08 31.6 q I52
2017-09-28 06:40:26 C 00 53 00.26 +03 08 31.1 q I52
2017-09-28 06:46:40 C 00 52 58.77 +03 08 30.6 q I52
2017-09-28 09:46:14 C 00 52 16.68 +03 08 14.3 o 926
2017-09-28 09:57:47 C 00 52 14.12 +03 08 12.6 o 926
2017-09-28 10:09:40 C 00 52 11.50 +03 08 10.8 o 926
2017-09-30 05:13:41 C 00 46 52.07 +03 04 17.8 q I52
2017-09-30 05:16:41 C 00 46 51.62 +03 04 17.8 q I52
2017-09-30 05:19:41 C 00 46 51.13 +03 04 17.9 q I52
2017-10-15 00:56:27 C 00 31 46.714 +03 01 33.01 U 309
2017-10-15 01:01:07 C 00 31 46.567 +03 01 33.24 U 309