2018 JS1

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.6122928384 ± 2.19e-06
Semi-major axis (a)2.7150695836 AU ± 1.49e-05
Inclination (i)22.37961693° ± 4.55e-05
Long. of Asc. Node (Ω)211.82740347° ± 3.04e-05
Arg. of Perihelion (ω)81.10712433° ± 1.82e-05
Mean Anomaly (M)229.69584533° ± 4.90e-03
Mean Motion (n)0.2203133577°/day ± 1.82e-06
Perihelion dist (q)1.05265192 AU ± 8.29e-06
Aphelion dist (Q)4.37748725 AU ± 2.48e-05
Orbital Period4.47374727 yr ± 3.69e-05
Physical Parameters
H (abs. magnitude)20.30
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.258″
Uncertainty1
Orbit TypeAmor
MOID0.299333 AU
Observations Used140
Oppositions1
Arc Total2018-2018
First Observation Used2018-04-13
Last Observation Used2018-09-28
Observations (142)
Date Type RA Dec Mag Band Observatory
2018-06-24 02:47:01 C 15 27 08.23 +55 41 21.7 u H21
2018-06-24 03:16:57 C 15 27 10.66 +55 42 14.6 u H21
2018-06-24 03:28:00 C 15 27 11.56 +55 42 34.4 u H21
2018-06-25 06:48:42 C 15 29 44.66 +56 30 05.7 U I52
2018-06-25 06:51:14 C 15 29 44.88 +56 30 10.3 U I52
2018-06-25 06:53:47 C 15 29 45.10 +56 30 14.5 U I52
2018-07-01 03:24:33 C 15 45 09.13 +60 14 53.7 u H21
2018-07-01 03:33:21 C 15 45 10.15 +60 15 06.9 u H21
2018-07-01 03:48:08 C 15 45 11.74 +60 15 28.7 u H21
2018-07-02 07:30:17 C 15 48 39.93 +60 56 02.1 U I52
2018-07-02 07:33:37 C 15 48 40.33 +60 56 06.6 U I52
2018-07-02 07:35:25 C 15 48 40.53 +60 56 09.7 U I52
2018-07-02 07:37:13 C 15 48 40.79 +60 56 11.9 U I52
2018-07-05 06:15:52 C 15 58 20.76 +62 34 27.6 U I52
2018-07-05 06:19:28 C 15 58 21.23 +62 34 32.4 U I52
2018-07-05 06:23:04 C 15 58 21.73 +62 34 36.9 U I52
2018-07-05 06:26:40 C 15 58 22.21 +62 34 41.7 U I52
2018-07-13 05:47:33 C 16 30 34.08 +66 22 48.5 V H21
2018-07-13 06:08:18 C 16 30 37.88 +66 23 09.2 V H21
2018-07-13 06:29:01 C 16 30 41.72 +66 23 29.7 V H21
2018-07-21 04:27:39 C 17 13 00.90 +69 12 17.8 V H21
2018-07-21 05:10:18 C 17 13 11.09 +69 12 47.6 V H21
2018-07-21 05:52:52 C 17 13 21.32 +69 13 16.3 V H21
2018-08-02 05:03:19 C 18 37 06.09 +71 11 44.1 u H21
2018-08-02 05:22:06 C 18 37 11.85 +71 11 44.8 u H21
2018-08-02 05:36:46 C 18 37 16.28 +71 11 45.1 u H21
2018-08-23 02:52:37 C 21 05 23.76 +65 37 26.4 u H21
2018-08-23 03:01:00 C 21 05 25.64 +65 37 15.3 u H21
2018-08-23 03:12:09 C 21 05 28.07 +65 36 59.6 u H21
2018-09-04 05:07:41 C 21 59 15.03 +56 59 10.1 V H21
2018-09-04 05:20:32 C 21 59 16.78 +56 58 42.6 V H21
2018-09-04 05:32:22 C 21 59 18.40 +56 58 17.4 V H21
2018-09-18 06:14:42 C 22 37 23.90 +43 18 38.9 V G96
2018-09-18 06:22:16 C 22 37 24.53 +43 18 19.4 V G96
2018-09-18 06:29:50 C 22 37 25.16 +43 17 59.4 V G96
2018-09-18 06:37:23 C 22 37 25.77 +43 17 39.4 V G96
2018-09-19 20:20:11 C 22 40 41.13 +41 38 13.7 q 204
2018-09-19 20:34:45 C 22 40 42.33 +41 37 35.7 q 204
2018-09-19 20:49:19 C 22 40 43.44 +41 36 57.7 q 204
2018-09-28 03:45:45 C 22 55 41.15 +32 56 48.4 u H21
2018-09-28 03:53:25 C 22 55 41.60 +32 56 28.8 u H21
2018-09-28 04:00:24 C 22 55 42.05 +32 56 11.3 u H21