2018 SA3

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.7068245168 ± 1.03e-07
Semi-major axis (a)2.7021237454 AU ± 2.91e-07
Inclination (i)21.71954053° ± 9.07e-06
Long. of Asc. Node (Ω)312.55474716° ± 6.38e-05
Arg. of Perihelion (ω)356.60372835° ± 5.20e-05
Mean Anomaly (M)227.00675131° ± 9.47e-05
Mean Motion (n)0.2218985300°/day ± 3.58e-08
Perihelion dist (q)0.79219643 AU ± 2.92e-07
Aphelion dist (Q)4.61205106 AU ± 5.70e-07
Orbital Period4.44178825 yr ± 7.17e-07
Physical Parameters
H (abs. magnitude)18.12
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.265″
Uncertainty0
Orbit TypeApollo
MOID0.221160 AU
Observations Used213
Oppositions4
Arc Total2014-2019
First Observation Used2014-11-30
Last Observation Used2019-01-23
Observations (225)
Date Type RA Dec Mag Band Observatory
2014-11-30 11:19:57 C 07 10 23.339 +42 44 57.13 V F51
2014-11-30 11:37:16 C 07 10 22.372 +42 44 59.31 V F51
2014-12-21 11:42:46 C 06 37 55.826 +43 00 50.88 V F51
2014-12-21 12:01:53 C 06 37 54.531 +43 00 49.49 V F51
2015-01-16 09:23:33 C 05 59 32.440 +41 11 16.20 V F51
2015-01-16 09:41:04 C 05 59 31.565 +41 11 11.51 V F51
2018-09-29 06:38:40 C 16 12 18.72 +72 48 14.1 U T08
2018-09-29 06:45:22 C 16 12 22.44 +72 48 28.1 U T08
2018-09-29 06:48:42 C 16 12 24.27 +72 48 36.9 U T08
2018-09-29 06:49:22 C 16 12 24.59 +72 48 37.0 U T08
2018-09-29 07:00:07 C 16 12 30.52 +72 49 01.3 U T08
2018-09-29 07:00:46 C 16 12 31.01 +72 49 02.0 U T08
2018-09-29 07:07:27 C 16 12 34.52 +72 49 17.3 U T08
2018-09-29 07:11:32 C 16 12 36.80 +72 49 25.0 U T08
2018-09-29 07:20:10 C 16 12 41.63 +72 49 44.4 U T08
2018-09-29 17:54:16 C 16 18 45.06 +73 13 21.6 o K88
2018-09-29 17:59:14 C 16 18 47.79 +73 13 31.6 o K88
2018-09-29 18:04:12 C 16 18 50.59 +73 13 42.2 o K88
2018-09-29 18:39:06 C 16 19 10.60 +73 14 57.6 V 595
2018-09-29 18:44:34 C 16 19 13.74 +73 15 08.8 V 595
2018-09-29 18:50:01 C 16 19 16.80 +73 15 20.4 V 595
2018-09-29 19:24:10 C 16 19 36.56 +73 16 30.5 V C47
2018-09-29 19:28:52 C 16 19 39.85 +73 16 44.8 V J95
2018-09-29 19:29:29 C 16 19 39.64 +73 16 42.1 V C47
2018-09-29 19:34:42 C 16 19 43.15 +73 16 57.0 V J95
2018-09-29 19:34:48 C 16 19 42.72 +73 16 53.8 V C47
2018-09-29 19:40:31 C 16 19 46.50 +73 17 09.4 V J95
2018-09-29 20:16:18 C 16 20 06.35 +73 18 22.8 V 204
2018-09-29 20:22:06 C 16 20 09.66 +73 18 34.9 V 204
2018-09-29 20:27:56 C 16 20 13.07 +73 18 46.9 V 204
2018-09-29 20:54:32 C 16 20 28.43 +73 19 42.2 q C77
2018-09-29 21:07:17 C 16 20 35.79 +73 20 09.7 q C77
2018-09-29 21:20:33 C 16 20 43.40 +73 20 36.6 q C77
2018-09-29 22:03:48 C 16 21 08.96 +73 22 06.1 q K38
2018-09-29 22:19:08 C 16 21 18.01 +73 22 37.6 q K38
2018-09-29 22:38:25 C 16 21 29.36 +73 23 17.3 q K38
2018-09-29 23:42:56 C 16 22 07.82 +73 25 29.5 18.1 V 104
2018-09-29 23:47:12 C 16 22 10.27 +73 25 38.3 18.3 V 104
2018-09-29 23:51:28 C 16 22 12.83 +73 25 47.0 18.4 V 104
2018-09-30 02:26:04 C 16 23 43.28 +73 31 41.4 V I52
2018-09-30 02:26:40 C 16 23 43.62 +73 31 42.5 V I52
2018-09-30 02:30:24 C 16 23 45.75 +73 31 50.3 V I52
2018-09-30 02:31:00 C 16 23 46.08 +73 31 51.5 V I52
2018-09-30 02:44:41 C 16 23 53.55 +73 32 10.2 u H21
2018-09-30 02:48:00 C 16 23 55.49 +73 32 16.8 u H21
2018-09-30 02:52:03 C 16 23 57.84 +73 32 25.0 u H21
2018-09-30 17:30:21 C 16 32 49.11 +74 02 12.0 t L04
2018-09-30 17:38:51 C 16 32 54.21 +74 02 28.2 t L04
2018-09-30 17:47:23 C 16 32 59.36 +74 02 44.2 t L04
2018-09-30 17:53:42 C 16 33 03.83 +74 02 57.5 V 118