885268 (2018 RP8)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.5154109513 ± 1.35e-07
Semi-major axis (a)0.7847761320 AU ± 3.69e-09
Inclination (i)15.38320511° ± 7.79e-06
Long. of Asc. Node (Ω)321.25166319° ± 3.94e-05
Arg. of Perihelion (ω)247.69442028° ± 3.81e-05
Mean Anomaly (M)212.38017679° ± 2.13e-05
Mean Motion (n)1.4177302210°/day ± 1.00e-08
Perihelion dist (q)0.38029392 AU ± 1.06e-07
Aphelion dist (Q)1.18925834 AU ± 1.06e-07
Orbital Period0.69521427 yr ± 4.91e-09
Physical Parameters
H (abs. magnitude)19.81
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.296″
Uncertainty0
Orbit TypeAten
MOID0.133473 AU
Observations Used236
Oppositions6
Arc Total2011-2025
First Observation Used2011-11-12
Last Observation Used2025-12-09
Observations (238)
Date Type RA Dec Mag Band Observatory
2018-09-27 19:57:38 C 19 10 14.17 +42 33 39.2 V 204
2018-09-27 20:07:52 C 19 10 16.97 +42 33 07.2 V 204
2018-09-28 01:21:52 C 19 11 46.51 +42 17 07.5 u H21
2018-09-28 01:25:56 C 19 11 47.58 +42 16 54.9 u H21
2018-09-28 01:29:17 C 19 11 48.48 +42 16 44.6 u H21
2018-09-28 21:06:35 C 19 17 05.02 +41 17 27.9 V J95
2018-09-28 21:11:14 C 19 17 06.18 +41 17 14.0 V J95
2018-09-28 21:16:43 C 19 17 07.56 +41 16 57.2 V J95
2018-09-29 19:30:16 C 19 22 40.36 +40 12 42.7 q 160
2018-09-29 19:33:57 C 19 22 41.22 +40 12 31.5 q 160
2018-09-29 19:38:06 C 19 22 42.10 +40 12 19.3 q 160
2018-10-03 19:32:55 C 19 42 26.81 +36 03 52.8 19.1 V Z43
2018-10-03 19:42:33 C 19 42 28.41 +36 03 29.4 19.3 V Z43
2018-10-05 04:43:37 C 19 48 06.205 +34 48 27.64 V T12
2018-10-05 04:45:12 C 19 48 06.449 +34 48 24.08 V T12
2018-10-05 04:46:57 C 19 48 06.715 +34 48 20.31 V T12
2018-10-12 08:01:03 C 20 11 30.20 +29 25 41.2 U T05
2018-10-12 08:15:53 C 20 11 31.90 +29 25 17.6 U T05
2018-10-12 08:18:09 C 20 11 32.08 +29 25 13.7 U T05
2018-10-12 08:45:41 C 20 11 35.20 +29 24 27.4 U T05
2018-10-12 08:47:48 C 20 11 35.42 +29 24 25.1 U T05
2018-10-27 05:21:12 C 20 46 18.11 +22 20 45.0 o 691
2018-10-27 05:50:09 C 20 46 20.48 +22 20 18.5 o 691
2018-11-01 01:49:42 C 20 56 03.34 +20 48 19.7 V I52
2018-11-01 01:55:12 C 20 56 03.77 +20 48 15.6 V I52
2018-11-01 02:00:19 C 20 56 04.19 +20 48 11.5 V I52
2018-11-01 02:07:14 C 20 56 04.70 +20 48 06.3 V I52
2018-11-01 02:19:19 C 20 56 05.60 +20 47 57.6 V I52
2018-11-07 03:35:30 C 21 07 50.64 +19 14 21.1 V I52
2018-11-07 03:45:55 C 21 07 51.45 +19 14 15.2 V I52
2018-11-07 03:50:20 C 21 07 51.81 +19 14 11.8 V I52
2018-11-09 01:32:32 C 21 11 31.44 +18 49 05.2 V G96
2018-11-09 01:40:47 C 21 11 32.09 +18 49 00.7 V G96
2018-11-09 01:49:00 C 21 11 32.70 +18 48 56.3 V G96
2018-11-09 01:57:13 C 21 11 33.32 +18 48 53.9 V G96
2018-11-16 03:16:55 C 21 24 59.71 +17 31 08.1 V I52
2018-11-16 03:18:43 C 21 24 59.86 +17 31 08.0 V I52
2018-11-16 03:20:31 C 21 24 59.97 +17 31 06.8 V I52
2018-11-16 03:26:28 C 21 25 00.44 +17 31 04.8 V I52
2018-11-17 03:56:06 C 21 26 56.75 +17 21 38.6 V I52
2018-11-17 04:04:55 C 21 26 57.42 +17 21 35.4 V I52
2018-11-17 04:08:30 C 21 26 57.69 +17 21 34.2 V I52
2018-11-27 02:26:07 C 21 45 52.40 +16 09 50.6 o 691
2018-11-27 02:36:35 C 21 45 53.22 +16 09 48.2 o 691
2018-12-04 01:42:34 C 21 59 16.36 +15 37 38.0 o 691
2018-12-04 01:57:51 C 21 59 17.54 +15 37 35.4 o 691
2018-12-04 02:12:55 C 21 59 18.71 +15 37 33.0 o 691
2018-12-09 02:55:14 C 22 09 05.60 +15 22 01.0 o 291
2018-12-09 03:01:28 C 22 09 06.09 +15 22 00.6 o 291
2018-12-10 02:12:40 C 22 10 59.64 +15 19 41.7 o 291