2017 SU20

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.4562881429 ± 4.53e-06
Semi-major axis (a)2.3669653284 AU ± 2.41e-05
Inclination (i)15.27487030° ± 8.33e-05
Long. of Asc. Node (Ω)321.79567182° ± 3.42e-05
Arg. of Perihelion (ω)26.67017968° ± 9.55e-05
Mean Anomaly (M)86.56109786° ± 1.22e-02
Mean Motion (n)0.2706602207°/day ± 4.14e-06
Perihelion dist (q)1.28694711 AU ± 1.69e-05
Aphelion dist (Q)3.44698354 AU ± 3.67e-05
Orbital Period3.64156314 yr ± 5.57e-05
Physical Parameters
H (abs. magnitude)21.49
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.140″
Uncertainty2
Orbit TypeAmor
MOID0.294170 AU
Observations Used39
Oppositions1
Arc Total2017-2017
First Observation Used2017-07-30
Last Observation Used2017-10-17
Observations (40)
Date Type RA Dec Mag Band Observatory
2017-07-30 09:22:00 C 20 26 13.669 -35 16 16.58 L F51
2017-07-30 09:49:55 C 20 26 11.980 -35 15 45.39 L F51
2017-07-30 10:03:50 C 20 26 11.131 -35 15 29.48 L F51
2017-08-19 01:55:04 C 20 04 36.81 -23 26 19.6 W84
2017-08-19 02:01:31 C 20 04 36.57 -23 26 07.9 W84
2017-08-19 02:03:40 C 20 04 36.49 -23 26 04.1 W84
2017-08-19 02:05:49 C 20 04 36.41 -23 26 00.2 W84
2017-08-19 02:07:58 C 20 04 36.33 -23 25 56.4 W84
2017-08-19 02:10:07 C 20 04 36.24 -23 25 52.4 W84
2017-08-19 02:12:16 C 20 04 36.18 -23 25 48.8 W84
2017-08-19 02:14:25 C 20 04 36.10 -23 25 44.8 W84
2017-08-19 02:16:35 C 20 04 36.02 -23 25 41.2 W84
2017-08-19 02:18:43 C 20 04 35.94 -23 25 37.2 W84
2017-08-19 02:20:52 C 20 04 35.86 -23 25 33.4 W84
2017-08-19 02:23:01 C 20 04 35.79 -23 25 30.0 W84
2017-08-19 02:27:19 C 20 04 35.62 -23 25 21.8 W84
2017-08-19 02:31:36 C 20 04 35.46 -23 25 14.1 W84
2017-08-19 02:35:53 C 20 04 35.32 -23 25 07.0 W84
2017-08-19 02:48:43 C 20 04 34.84 -23 24 44.1 W84
2017-08-19 02:57:21 C 20 04 34.54 -23 24 29.0 W84
2017-09-16 07:44:11 C 20 09 01.571 -03 32 17.14 L F51
2017-09-16 08:02:24 C 20 09 02.224 -03 31 48.94 L F51
2017-09-16 08:20:38 C 20 09 02.876 -03 31 20.73 L F51
2017-09-25 05:45:27 C 20 19 58.788 +01 35 51.72 L F51
2017-09-25 06:02:51 C 20 19 59.730 +01 36 15.02 L F51
2017-09-25 06:20:16 C 20 20 00.681 +01 36 38.09 L F51
2017-09-26 01:39:17 C 20 21 11.41 +02 02 07.5 u H21
2017-09-26 01:56:59 C 20 21 12.44 +02 02 30.7 u H21
2017-09-27 02:36:42 C 20 22 45.09 +02 34 38.7 u H21
2017-09-27 02:45:02 C 20 22 45.58 +02 34 49.6 u H21
2017-09-27 02:53:49 C 20 22 46.10 +02 35 00.8 u H21
2017-09-28 05:16:03 C 20 24 28.24 +03 08 45.8 o 291
2017-09-28 05:48:55 C 20 24 30.25 +03 09 27.1 o 291
2017-09-28 06:20:42 C 20 24 32.27 +03 10 07.2 o 291
2017-10-01 02:46:33 C 20 29 13.49 +04 34 28.9 o 695
2017-10-01 03:03:08 C 20 29 14.59 +04 34 48.8 o 695
2017-10-01 03:19:43 C 20 29 15.68 +04 35 08.8 o 695
2017-10-17 01:35:39 C 21 00 44.95 +11 11 55.0 u H21
2017-10-17 01:53:28 C 21 00 46.54 +11 12 11.0 u H21
2017-10-17 02:17:25 C 21 00 48.66 +11 12 32.0 u H21