2018 SN2

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.2168922213 ± 1.01e-04
Semi-major axis (a)0.8377645421 AU ± 5.42e-05
Inclination (i)13.07141222° ± 9.42e-03
Long. of Asc. Node (Ω)186.70858456° ± 1.50e-03
Arg. of Perihelion (ω)0.98061117° ± 3.93e-03
Mean Anomaly (M)289.99569324° ± 3.41e-01
Mean Motion (n)1.2853734154°/day ± 1.25e-04
Perihelion dist (q)0.65605993 AU ± 9.47e-05
Aphelion dist (Q)1.01946915 AU ± 1.07e-04
Orbital Period0.76680152 yr ± 7.44e-05
Physical Parameters
H (abs. magnitude)24.40
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.371″
Uncertainty3
Orbit TypeAten
MOID0.016085 AU
Observations Used59
Oppositions1
Arc Total2018-2018
First Observation Used2018-09-29
Last Observation Used2018-10-15
Observations (59)
Date Type RA Dec Mag Band Observatory
2018-09-29 05:29:01 C 20 25 07.692 -00 29 31.68 U F52
2018-09-29 05:45:48 C 20 25 08.779 -00 34 37.52 U F52
2018-09-29 06:02:44 C 20 25 09.859 -00 39 44.76 U F52
2018-09-29 19:44:23 C 20 26 57.89 -04 43 31.2 V 595
2018-09-29 19:52:01 C 20 26 58.53 -04 45 41.3 V 595
2018-09-29 19:52:48 C 20 27 01.76 -04 46 10.9 V J95
2018-09-29 20:01:07 C 20 27 02.42 -04 48 34.6 V J95
2018-09-29 20:10:08 C 20 27 03.20 -04 51 08.9 V J95
2018-09-30 00:56:45 C 20 27 43.38 -06 11 25.2 q W34
2018-09-30 01:19:59 C 20 27 44.95 -06 17 55.9 q W34
2018-09-30 01:26:48 C 20 27 45.41 -06 19 50.6 q W34
2018-09-30 02:38:28 C 20 27 57.66 -06 39 53.3 V V03
2018-09-30 02:39:49 C 20 27 57.77 -06 40 16.7 V V03
2018-09-30 02:41:10 C 20 27 57.85 -06 40 38.6 V V03
2018-09-30 02:54:24 C 20 27 58.86 -06 44 01.8 o 691
2018-09-30 02:59:19 C 20 27 58.96 -06 45 25.5 V I52
2018-09-30 03:00:06 C 20 27 59.02 -06 45 38.7 V I52
2018-09-30 03:00:54 C 20 27 59.07 -06 45 51.9 V I52
2018-09-30 03:01:42 C 20 27 59.13 -06 46 05.1 V I52
2018-09-30 03:02:28 C 20 27 59.42 -06 46 15.3 o 691
2018-09-30 03:10:15 C 20 27 59.90 -06 48 25.4 o 691
2018-09-30 03:45:03 C 20 27 57.04 -06 58 25.1 u H21
2018-09-30 03:47:19 C 20 27 57.22 -06 59 02.9 u H21
2018-09-30 03:50:24 C 20 27 57.47 -06 59 53.8 u H21
2018-09-30 03:54:00 C 20 27 57.74 -07 00 52.9 u H21
2018-09-30 05:46:46 C 20 28 22.004 -07 30 50.28 V F52
2018-09-30 06:04:28 C 20 28 23.050 -07 35 41.24 V F52
2018-09-30 06:22:10 C 20 28 24.085 -07 40 31.12 V F52
2018-09-30 19:00:57 C 20 30 01.47 -11 02 49.1 V L01
2018-09-30 19:03:20 C 20 30 01.67 -11 03 24.7 V L01
2018-10-01 10:47:15 C 20 31 52.36 -14 50 04.1 V 474
2018-10-01 10:48:19 C 20 31 52.43 -14 50 19.6 V 474
2018-10-01 10:49:23 C 20 31 52.54 -14 50 34.5 V 474
2018-10-01 10:49:55 C 20 31 52.58 -14 50 42.0 V 474
2018-10-02 09:34:08 C 20 34 38.74 -19 53 01.2 V 474
2018-10-02 09:36:45 C 20 34 38.97 -19 53 33.7 V 474
2018-10-02 09:39:21 C 20 34 39.10 -19 54 06.1 V 474
2018-10-03 01:14:22 C 20 36 27.35 -23 00 06.8 u 807
2018-10-03 01:17:55 C 20 36 27.55 -23 00 47.0 u 807
2018-10-03 01:22:01 C 20 36 27.78 -23 01 33.0 u 807
2018-10-03 10:33:28 C 20 37 26.50 -24 41 54.4 V 474
2018-10-03 10:36:04 C 20 37 26.80 -24 42 21.3 V 474
2018-10-03 10:38:41 C 20 37 26.93 -24 42 49.9 V 474
2018-10-03 10:41:18 C 20 37 27.07 -24 43 17.8 V 474
2018-10-05 10:23:00 C 20 42 33.27 -32 07 34.8 V 474
2018-10-05 10:24:03 C 20 42 33.35 -32 07 43.1 V 474
2018-10-05 10:25:05 C 20 42 33.40 -32 07 51.1 V 474
2018-10-05 10:26:07 C 20 42 33.49 -32 07 59.4 V 474
2018-10-08 09:31:33 C 20 49 33.53 -39 57 04.9 V 474
2018-10-08 10:12:31 C 20 49 35.72 -40 00 40.0 V 474