2018 SR1

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.5799905714 ± 2.00e+00
Semi-major axis (a)2.4908994401 AU ± 3.00e+00
Inclination (i)21.50462348° ± 4.00e+00
Long. of Asc. Node (Ω)358.76259940° ± 5.00e+00
Arg. of Perihelion (ω)3.12136221° ± 6.00e+00
Mean Anomaly (M)295.55092447° ± 1.52e-01
Mean Motion (n)0.2507167700°/day ± 4.53e-01
Perihelion dist (q)1.04620070 AU ± 5.14e+00
Aphelion dist (Q)3.93549410 AU ± 6.88e+00
Orbital Period3.93115970 yr ± 7.10e+00
Physical Parameters
H (abs. magnitude)22.50
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-04-18
RMS Residual0.441″
Uncertainty3
Orbit TypeAmor
MOID0.041156 AU
Observations Used190
Oppositions1
Arc Total2018-2018
First Observation Used
Last Observation Used2018-10-21
Observations (212)
Date Type RA Dec Mag Band Observatory
2018-09-22 04:25:52 C 23 27 29.29 -06 22 24.4 V I52
2018-09-22 04:26:04 C 23 27 29.22 -06 22 19.5 V I52
2018-09-22 05:30:16 V 23 27 15.62 -05 54 24.9 q 247
2018-09-22 05:30:16 v 1 248.2384 +40.4490 247
2018-09-22 05:31:16 V 23 27 15.38 -05 53 58.5 q 247
2018-09-22 05:31:16 v 1 248.2384 +40.4490 247
2018-09-22 05:32:14 V 23 27 15.18 -05 53 33.8 q 247
2018-09-22 05:32:14 v 1 248.2384 +40.4490 247
2018-09-22 05:33:05 V 23 27 15.01 -05 53 08.6 q 247
2018-09-22 05:33:05 v 1 248.2384 +40.4490 247
2018-09-22 05:48:50 C 23 27 11.90 -05 46 13.7 16.2 r 718
2018-09-22 05:50:07 C 23 27 11.61 -05 45 41.2 16.7 r 718
2018-09-22 05:51:20 C 23 27 11.37 -05 45 08.4 16.4 r 718
2018-09-22 05:52:34 C 23 27 11.09 -05 44 35.9 16.4 r 718
2018-09-22 05:55:01 C 23 27 10.58 -05 43 31.6 16.3 r 718
2018-09-22 05:56:21 C 23 27 10.32 -05 42 56.8 16.5 r 718
2018-09-22 19:58:41 C 23 24 52.20 +00 30 25.2 V 094
2018-09-22 19:58:52 C 23 24 52.16 +00 30 30.2 V 094
2018-09-22 19:59:04 C 23 24 52.12 +00 30 34.9 V 094
2018-09-22 19:59:14 C 23 24 52.09 +00 30 40.1 V 094
2018-09-22 21:00:40 C 23 24 39.50 +00 57 56.1 V 094
2018-09-22 21:00:51 C 23 24 39.46 +00 58 01.7 V 094
2018-09-22 21:01:03 C 23 24 39.42 +00 58 05.6 V 094
2018-09-22 21:01:15 C 23 24 39.38 +00 58 10.3 V 094
2018-09-23 04:44:05 C 23 23 29.05 +04 23 00.6 16.3 r 718
2018-09-23 04:45:34 C 23 23 28.70 +04 23 39.9 16.5 r 718
2018-09-23 04:46:53 C 23 23 28.49 +04 24 14.4 16.3 r 718
2018-09-23 04:49:31 C 23 23 27.96 +04 25 23.9 16.2 r 718
2018-09-23 04:50:50 C 23 23 27.66 +04 25 58.5 16.4 r 718
2018-09-23 19:09:56 C 23 21 11.34 +10 38 11.9 q C77
2018-09-23 19:13:06 C 23 21 10.79 +10 39 33.0 q C77
2018-09-23 19:41:52 C 23 21 03.00 +10 51 46.8 t L04
2018-09-23 19:45:53 C 23 21 02.21 +10 53 29.7 t L04
2018-09-23 19:52:14 C 23 21 00.96 +10 56 11.2 t L04
2018-09-23 20:40:12 C 23 20 54.46 +11 16 15.6 V J95
2018-09-23 20:42:49 C 23 20 53.97 +11 17 22.0 V J95
2018-09-23 20:45:22 C 23 20 53.49 +11 18 27.3 V J95
2018-09-23 20:53:46 C 23 20 47.06 +11 22 25.7 V 094
2018-09-23 20:53:57 C 23 20 47.03 +11 22 30.2 V 094
2018-09-23 20:54:09 C 23 20 46.96 +11 22 35.1 V 094
2018-09-23 20:54:19 C 23 20 46.95 +11 22 39.4 V 094
2018-09-23 21:10:14 C 23 20 48.71 +11 29 02.8 V J69
2018-09-23 21:16:04 C 23 20 47.59 +11 31 30.8 V J69
2018-09-23 21:21:54 C 23 20 46.47 +11 33 58.7 V J69
2018-09-23 21:27:45 C 23 20 45.33 +11 36 27.2 V J69
2018-09-23 21:33:36 C 23 20 44.20 +11 38 55.8 V J69
2018-09-24 17:06:30 C 23 17 41.16 +19 34 45.7 V 094
2018-09-24 17:06:40 C 23 17 41.15 +19 34 51.1 V 094
2018-09-24 17:06:51 C 23 17 41.13 +19 34 55.1 V 094
2018-09-24 17:07:03 C 23 17 41.04 +19 35 00.2 V 094