2013 SA20

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.6548907427 ± 1.87e-06
Semi-major axis (a)1.5327442010 AU ± 2.87e-07
Inclination (i)5.19461401° ± 5.25e-05
Long. of Asc. Node (Ω)351.09480418° ± 1.31e-04
Arg. of Perihelion (ω)141.90578358° ± 2.42e-04
Mean Anomaly (M)93.36064283° ± 5.53e-04
Mean Motion (n)0.5194069466°/day ± 1.46e-07
Perihelion dist (q)0.52896421 AU ± 2.86e-06
Aphelion dist (Q)2.53652419 AU ± 2.90e-06
Orbital Period1.89759935 yr ± 5.33e-07
Physical Parameters
H (abs. magnitude)21.11
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-01
RMS Residual0.380″
Uncertainty0
Orbit TypeApollo
MOID0.059376 AU
Observations Used78
Oppositions1
Arc Total2013-2015
First Observation Used2013-09-10
Last Observation Used2015-09-23
Observations (82)
Date Type RA Dec Mag Band Observatory
2010-05-10 21:14:29 S 22 44 52.877 -53 02 02.69 L C51
2010-05-10 22:49:39 S 22 43 17.506 -53 12 47.84 L C51
2013-09-10 12:14:04 C 00 34 49.562 +05 03 51.69 V F51
2013-09-10 12:35:23 C 00 34 48.098 +05 03 47.99 V F51
2013-09-10 12:56:30 C 00 34 46.652 +05 03 43.99 V F51
2013-09-24 05:51:50 C 00 05 11.23 +03 29 28.3 q G96
2013-09-24 05:59:26 C 00 05 10.33 +03 29 24.9 q G96
2013-09-24 06:07:04 C 00 05 09.39 +03 29 21.6 q G96
2013-09-24 06:14:43 C 00 05 08.48 +03 29 19.1 q G96
2013-09-24 08:09:38 C 00 04 54.41 +03 28 30.1 20.4 r H21
2013-09-24 08:19:01 C 00 04 53.31 +03 28 27.1 r H21
2013-09-24 08:33:19 C 00 04 51.81 +03 28 22.6 q G96
2013-09-24 08:35:13 C 00 04 51.57 +03 28 21.7 q G96
2013-09-24 08:37:11 C 00 04 51.32 +03 28 20.9 q G96
2013-09-24 08:39:06 C 00 04 51.11 +03 28 20.2 q G96
2013-09-24 08:41:00 C 00 04 50.88 +03 28 19.4 q G96
2013-09-24 09:26:02 C 00 04 45.56 +03 28 01.5 o 691
2013-09-24 09:30:58 C 00 04 44.92 +03 27 58.7 o 691
2013-09-24 09:35:53 C 00 04 44.40 +03 27 57.9 o 691
2013-09-25 03:56:57 C 00 02 35.36 +03 20 18.5 q H36
2013-09-25 04:10:33 C 00 02 33.65 +03 20 13.2 q H36
2013-09-25 04:24:07 C 00 02 31.98 +03 20 07.1 q H36
2013-09-25 09:20:57 C 00 01 55.41 +03 18 04.0 o 691
2013-09-25 09:25:11 C 00 01 54.90 +03 18 02.4 o 691
2013-09-26 04:03:00 C 23 59 39.51 +03 09 57.0 u H21
2013-09-26 04:12:40 C 23 59 38.28 +03 09 53.0 u H21
2013-09-26 04:22:08 C 23 59 37.07 +03 09 48.5 u H21
2013-09-26 04:56:01 C 23 59 33.13 +03 09 35.8 q G96
2013-09-26 05:00:10 C 23 59 32.54 +03 09 33.6 q G96
2013-09-26 05:04:23 C 23 59 32.03 +03 09 31.7 q G96
2013-09-26 05:08:33 C 23 59 31.55 +03 09 30.1 q G96
2013-09-26 10:59:28 C 23 58 48.22 +03 07 12.7 t E10
2013-09-26 11:52:24 C 23 58 41.48 +03 06 49.0 t E10
2013-09-27 06:19:26 C 23 56 21.17 +02 58 10.8 u H21
2013-09-27 06:25:14 C 23 56 20.41 +02 58 07.6 u H21
2013-09-27 06:30:48 C 23 56 19.70 +02 58 04.7 u H21
2013-09-27 06:36:50 C 23 56 18.92 +02 58 02.0 u H21
2013-09-27 06:42:24 C 23 56 18.24 +02 57 59.0 u H21
2013-09-27 18:55:20 C 23 54 44.91 +02 52 17.6 o 033
2013-09-27 19:03:57 C 23 54 43.83 +02 52 14.4 o 033
2013-09-27 20:18:20 C 23 54 33.89 +02 51 39.6 o 033
2013-09-27 20:26:57 C 23 54 32.84 +02 51 35.8 o 033
2013-09-27 21:29:29 C 23 54 24.44 +02 51 05.1 o 033
2013-09-27 21:38:06 C 23 54 23.37 +02 51 02.0 o 033
2013-09-28 03:47:54 C 23 53 35.27 +02 48 10.6 u H21
2013-09-28 03:59:20 C 23 53 33.74 +02 48 04.9 u H21
2013-09-28 04:11:13 C 23 53 32.14 +02 47 58.9 u H21
2013-09-28 04:39:24 C 23 53 28.31 +02 47 45.7 u H21
2013-09-28 04:53:21 C 23 53 26.43 +02 47 38.9 u H21
2013-09-28 05:07:03 C 23 53 24.59 +02 47 32.2 u H21