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
2000-09-27 08:05:45 C 04 47 52.76 +06 54 41.6 17.7 c 704
2000-09-27 08:27:33 C 04 47 56.19 +06 53 48.2 17.9 c 704
2000-09-27 08:49:28 C 04 47 59.66 +06 52 54.8 18.1 c 704
2000-09-27 09:11:28 C 04 48 03.12 +06 52 01.0 17.8 c 704
2000-09-27 09:33:16 C 04 48 06.54 +06 51 07.8 18.0 c 704
2000-10-09 06:56:05 C 05 33 47.46 -06 09 23.2 860
2000-10-09 06:58:21 C 05 33 47.75 -06 09 29.1 860
2000-10-09 07:00:40 C 05 33 48.25 -06 09 35.3 860
2000-10-09 07:02:55 C 05 33 48.55 -06 09 43.6 860
2000-11-16 06:27:39 C 07 37 07.32 -42 17 44.4 860
2000-11-16 06:31:31 C 07 37 07.64 -42 17 49.9 860
2000-11-16 06:40:03 C 07 37 08.45 -42 18 01.6 860
2000-11-19 14:35:50 C 07 44 59.88 -44 07 24.5 c 474
2000-11-19 14:43:29 C 07 45 00.60 -44 07 34.8 c 474
2000-11-19 14:55:00 C 07 45 01.62 -44 07 49.7 c 474
2000-12-01 06:22:59 C 08 07 44.54 -49 03 38.6 i 808
2000-12-01 07:25:09 C 08 07 48.28 -49 04 31.4 i 808
2001-01-11 11:48:35 C 08 30 26.75 -52 22 57.3 433
2001-01-11 11:58:18 C 08 30 26.39 -52 22 53.2 433
2001-01-11 12:12:34 C 08 30 26.21 -52 22 47.1 433
2001-01-20 14:14:09 C 08 27 15.41 -50 11 32.2 433
2001-01-20 14:34:55 C 08 27 14.56 -50 11 16.3 433
2001-01-20 14:55:02 C 08 27 14.58 -50 11 02.1 433
2001-01-26 04:04:40 C 08 25 09.35 -48 16 36.3 808
2001-01-26 05:10:50 C 08 25 08.09 -48 15 36.1 808
2001-01-29 03:37:40 C 08 24 08.81 -47 04 32.8 808
2001-02-11 11:04:50 C 08 21 48.74 -40 22 18.4 428
2001-02-12 11:33:57 C 08 21 49.02 -39 46 52.6 428
2001-02-12 11:43:54 C 08 21 49.06 -39 46 38.0 428
2001-03-04 11:23:49 C 08 28 14.83 -27 06 11.2 474
2001-03-04 11:28:20 C 08 28 14.91 -27 06 03.6 474
2001-03-15 13:08:48 C 08 36 39.23 -20 11 36.7 360
2001-03-15 13:14:07 C 08 36 39.39 -20 11 28.9 360
2001-03-15 13:20:03 C 08 36 39.59 -20 11 19.7 360
2002-04-08 09:14:06 C 15 44 44.67 +01 17 30.2 c 696
2002-04-08 09:24:43 C 15 44 44.46 +01 17 33.2 c 696
2002-04-08 09:36:27 C 15 44 44.03 +01 17 41.8 c 696
2002-04-09 01:10:16 C 15 44 22.18 +01 23 46.5 d 493
2002-04-09 01:14:58 C 15 44 22.02 +01 23 48.6 d 493
2002-04-09 01:19:41 C 15 44 21.93 +01 23 49.7 d 493
2004-07-17 06:36:26 C 23 43 33.85 +28 54 01.4 c 711
2004-07-17 06:52:44 C 23 43 34.54 +28 54 08.3 c 711
2004-07-17 07:08:59 C 23 43 35.22 +28 54 14.9 c 711
2004-08-04 10:00:59 C 00 01 17.65 +31 08 02.5 19.3 c 644
2004-08-04 10:17:35 C 00 01 18.18 +31 08 06.5 19.2 c 644
2004-08-04 10:45:03 C 00 01 19.14 +31 08 12.2 19.2 c 644
2004-08-10 00:37:22 C 00 05 57.37 +31 31 29.9 r 170
2004-08-10 00:43:49 C 00 05 57.49 +31 31 30.5 r 170
2004-08-26 06:59:11 C 00 16 32.66 +31 18 04.8 o 699
2004-08-26 07:04:48 C 00 16 32.74 +31 18 04.3 18.5 c 704