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
2018-09-24 23:36:30 C 23 16 30.49 +22 03 10.7 q Z80
2018-09-24 23:38:37 C 23 16 30.08 +22 03 58.2 q Z80
2018-09-24 23:40:44 C 23 16 29.56 +22 04 45.6 q Z80
2018-09-24 23:42:52 C 23 16 29.26 +22 05 32.9 q Z80
2018-09-24 23:44:59 C 23 16 28.79 +22 06 21.2 q Z80
2018-09-24 23:50:49 C 23 16 27.70 +22 08 30.6 q Z80
2018-09-25 00:49:49 C 23 16 16.50 +22 30 24.2 V J95
2018-09-25 00:52:48 C 23 16 15.95 +22 31 30.2 V J95
2018-09-25 00:55:09 C 23 16 15.51 +22 32 22.4 V J95
2018-09-25 00:58:33 C 23 16 14.86 +22 33 37.5 V J95
2018-09-25 06:05:58 C 23 15 31.47 +24 26 26.7 16.7 r 718
2018-09-25 06:07:17 C 23 15 31.16 +24 26 55.5 16.8 r 718
2018-09-25 06:08:36 C 23 15 30.95 +24 27 22.3 17.3 r 718
2018-09-25 19:55:51 C 23 13 25.46 +29 10 53.4 V G34
2018-09-25 19:57:44 C 23 13 25.07 +29 11 30.8 V G34
2018-09-25 19:59:30 C 23 13 24.79 +29 12 06.0 V G34
2018-09-25 20:01:16 C 23 13 24.46 +29 12 41.1 V G34
2018-09-25 20:54:43 C 23 13 16.25 +29 30 10.3 V J95
2018-09-25 20:57:18 C 23 13 15.78 +29 31 01.2 V J95
2018-09-25 20:59:52 C 23 13 15.30 +29 31 51.5 V J95
2018-09-26 06:26:49 V 23 11 43.48 +32 30 52.0 V 247
2018-09-26 06:26:49 v 1 248.2384 +40.4490 247
2018-09-26 07:07:14 V 23 11 35.47 +32 43 05.9 V 247
2018-09-26 07:07:14 v 1 248.2384 +40.4490 247
2018-09-26 22:32:42 C 23 09 17.38 +37 06 43.3 V Z80
2018-09-26 22:35:25 C 23 09 16.90 +37 07 27.8 V Z80
2018-09-26 22:38:09 C 23 09 16.33 +37 08 12.5 V Z80
2018-09-26 22:40:53 C 23 09 15.83 +37 08 55.5 V Z80
2018-09-26 22:43:37 C 23 09 15.36 +37 09 40.0 V Z80
2018-09-26 22:46:21 C 23 09 14.91 +37 10 25.2 V Z80
2018-09-26 22:49:05 C 23 09 14.34 +37 11 08.7 V Z80
2018-09-26 22:51:48 C 23 09 13.83 +37 11 52.4 V Z80
2018-09-26 22:54:05 C 23 09 13.36 +37 12 28.6 V Z80
2018-09-26 22:57:21 C 23 09 12.78 +37 13 21.8 V Z80
2018-09-27 19:01:50 C 23 06 19.49 +42 11 33.6 q A17
2018-09-27 19:10:27 C 23 06 17.98 +42 13 33.0 q A17
2018-09-27 19:18:56 C 23 06 16.53 +42 15 30.8 q A17
2018-09-27 19:53:23 C 23 06 11.34 +42 23 15.5 V J95
2018-09-27 19:57:17 C 23 06 10.68 +42 24 09.3 V J95
2018-09-27 20:01:13 C 23 06 10.02 +42 25 03.5 V J95
2018-09-27 21:25:32 C 23 05 52.00 +42 44 28.4 o K88
2018-09-27 21:28:41 C 23 05 51.41 +42 45 10.6 o K88
2018-09-27 21:31:52 C 23 05 50.82 +42 45 53.1 o K88
2018-09-27 21:35:02 C 23 05 50.25 +42 46 35.5 o K88
2018-09-27 23:57:32 C 23 05 25.51 +43 18 08.2 V 204
2018-09-28 00:04:52 C 23 05 24.19 +43 19 43.6 V 204
2018-09-28 00:12:10 C 23 05 22.86 +43 21 18.9 V 204
2018-09-28 02:42:27 V 23 05 13.41 +43 53 51.0 V 247
2018-09-28 02:42:27 v 1 248.2384 +40.4490 247
2018-09-28 05:35:25 V 23 04 41.65 +44 31 01.3 V 247