189552 (2000 RL77)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.5356656249 ± 3.78e-08
Semi-major axis (a)2.5567029244 AU ± 1.17e-08
Inclination (i)30.15219633° ± 9.79e-06
Long. of Asc. Node (Ω)194.44735860° ± 4.54e-06
Arg. of Perihelion (ω)235.04787448° ± 1.22e-05
Mean Anomaly (M)42.23989219° ± 1.56e-05
Mean Motion (n)0.2410970374°/day ± 1.65e-09
Perihelion dist (q)1.18716505 AU ± 9.68e-08
Aphelion dist (Q)3.92624079 AU ± 9.83e-08
Orbital Period4.08808957 yr ± 2.80e-08
Physical Parameters
H (abs. magnitude)16.95
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-05-31
RMS Residual0.424″
Uncertainty0
Orbit TypeAmor
MOID0.330442 AU
Observations Used567
Oppositions20
Arc Total2000-2026
First Observation Used2000-09-06
Last Observation Used2026-04-08
Observations (575)
Date Type RA Dec Mag Band Observatory
2016-12-01 01:40:21 C 21 04 28.20 -03 40 39.0 q G96
2016-12-01 01:46:31 C 21 04 28.69 -03 40 40.4 q G96
2022-02-25 14:55:13 C 14 33 43.638 -09 47 21.46 U F52
2022-02-25 15:06:13 C 14 33 43.574 -09 47 17.05 U F52
2022-02-25 15:17:11 C 14 33 43.523 -09 47 13.59 U F52
2022-03-02 14:19:59 C 14 32 58.979 -09 02 42.44 U F52
2022-03-02 14:37:24 C 14 32 58.804 -09 02 35.77 U F52
2022-03-02 14:54:45 C 14 32 58.644 -09 02 28.91 U F52
2022-03-02 15:12:07 C 14 32 58.460 -09 02 22.02 U F52
2022-03-31 13:00:53 C 14 16 59.182 -03 38 31.37 U F52
2022-03-31 13:18:40 C 14 16 58.570 -03 38 22.24 U F52
2022-03-31 13:36:12 C 14 16 57.920 -03 38 13.13 U F52
2022-03-31 13:53:47 C 14 16 57.290 -03 38 03.99 U F52
2022-04-22 06:30:58 C 13 57 05.177 +00 37 26.58 V G96
2022-04-22 06:39:04 C 13 57 04.882 +00 37 30.47 V G96
2022-04-22 06:47:09 C 13 57 04.525 +00 37 33.42 V G96
2022-04-22 06:55:18 C 13 57 04.241 +00 37 37.13 V G96
2026-03-13 09:35:59 C 14 05 00.704 -08 42 33.44 V G96
2026-03-13 09:43:26 C 14 05 00.492 -08 42 29.77 V G96
2026-03-13 09:50:54 C 14 05 00.287 -08 42 25.78 V G96
2026-03-13 09:58:24 C 14 05 00.082 -08 42 22.36 V G96
2026-04-08 07:47:43 C 13 43 07.021 -02 59 30.37 V G96
2026-04-08 07:55:55 C 13 43 06.708 -02 59 25.94 V G96
2026-04-08 08:04:05 C 13 43 06.380 -02 59 21.88 V G96
2026-04-08 08:12:15 C 13 43 06.038 -02 59 17.12 V G96