2018 SJ1

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.2556079000
Semi-major axis (a)1.2356741000 AU
Inclination (i)26.60690000°
Long. of Asc. Node (Ω)175.48603000°
Arg. of Perihelion (ω)232.90781000°
Mean Anomaly (M)48.19175000°
Mean Motion (n)0.7175434000°/day
Perihelion dist (q)0.91982600 AU
Aphelion dist (Q)1.55152220 AU
Orbital Period1.37358620 yr
Physical Parameters
H (abs. magnitude)25.00
G (slope)0.15
Orbit Solution
SourceMPC
Solution Date
RMS Residual0.580″
Uncertainty6
Orbit TypeApollo
MOID0.005518 AU
Observations Used36
Oppositions1
Arc Total
First Observation Used
Last Observation Used2018-09-17
Observations (37)
Date Type RA Dec Mag Band Observatory
2018-09-15 04:53:23 C 20 26 10.22 +68 15 22.1 U I41
2018-09-17 03:50:15 C 18 37 25.76 +76 16 53.7 U I41
2018-09-17 03:50:45 C 18 37 20.93 +76 17 03.2 U I41
2018-09-17 05:44:15 C 18 19 21.70 +76 45 58.5 U I41
2018-09-17 05:44:45 C 18 19 16.59 +76 46 06.0 U I41
2018-09-17 07:45:38 C 17 56 59.03 +77 12 22.8 U I41
2018-09-17 07:46:08 C 17 56 53.01 +77 12 29.2 U I41
2018-09-17 18:07:44 C 14 48 25.26 +76 53 57.6 o K88
2018-09-17 18:11:31 C 14 46 58.74 +76 51 27.1 o K88
2018-09-17 18:15:17 C 14 45 32.07 +76 48 54.1 o K88
2018-09-17 18:39:29 C 14 36 21.86 +76 31 30.6 o K88
2018-09-17 18:43:15 C 14 34 57.00 +76 28 38.1 o K88
2018-09-17 18:47:01 C 14 33 32.12 +76 25 42.2 o K88
2018-09-17 19:19:19 C 14 21 30.23 +76 00 46.6 V K51
2018-09-17 19:19:48 C 14 21 19.78 +76 00 21.2 V K51
2018-09-17 19:20:19 C 14 21 08.60 +75 59 54.7 V K51
2018-09-17 19:20:48 C 14 20 57.67 +75 59 28.0 V K51
2018-09-17 19:21:19 C 14 20 46.65 +75 59 00.7 V K51
2018-09-17 19:21:50 C 14 20 35.27 +75 58 33.4 V K51
2018-09-17 19:22:21 C 14 20 23.65 +75 58 05.9 V K51
2018-09-17 19:22:49 C 14 20 13.38 +75 57 39.8 V K51
2018-09-17 19:23:16 C 14 20 03.75 +75 57 16.5 V K51
2018-09-17 20:11:00 C 14 03 01.63 +75 10 14.1 V 595
2018-09-17 20:15:54 C 14 01 19.83 +75 05 00.6 V 595
2018-09-17 20:32:18 C 13 55 54.94 +74 50 15.1 q J95
2018-09-17 20:34:01 C 13 55 19.47 +74 48 18.9 q J95
2018-09-17 20:35:48 C 13 54 42.82 +74 46 18.0 q J95
2018-09-17 20:38:27 C 13 53 48.27 +74 43 16.6 q J95
2018-09-17 20:40:32 C 13 53 05.97 +74 40 54.2 q J95
2018-09-17 20:42:31 C 13 52 25.46 +74 38 36.9 q J95
2018-09-17 21:39:37 C 13 34 23.80 +73 21 56.8 t L04
2018-09-17 21:41:08 C 13 33 55.92 +73 19 54.4 t L04
2018-09-17 23:50:53 C 12 56 18.72 +69 57 46.7 q J95
2018-09-17 23:52:31 C 12 55 53.54 +69 54 46.2 q J95
2018-09-17 23:54:08 C 12 55 28.70 +69 51 47.5 q J95
2018-09-17 23:57:06 C 12 54 43.27 +69 46 17.9 q J95
2018-09-17 23:58:44 C 12 54 18.23 +69 43 15.0 q J95