249886 (2001 RY11)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS ⇩ Gaia
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.2834021303 ± 1.12e-08
Semi-major axis (a)1.4831115635 AU ± 1.29e-09
Inclination (i)22.84554453° ± 9.25e-07
Long. of Asc. Node (Ω)295.48628611° ± 2.38e-06
Arg. of Perihelion (ω)71.55379412° ± 4.08e-06
Mean Anomaly (M)124.76848123° ± 7.04e-06
Mean Motion (n)0.5456969729°/day ± 7.10e-10
Perihelion dist (q)1.06279459 AU ± 1.67e-08
Aphelion dist (Q)1.90342854 AU ± 1.67e-08
Orbital Period1.80617876 yr ± 2.35e-09
Physical Parameters
H (abs. magnitude)17.62
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-05-31
RMS Residual0.065″
Uncertainty0
Orbit TypeAmor
MOID0.196453 AU
Observations Used1443
Gaia Obs Used44
Oppositions11
Arc Total1992-2017
First Observation Used1992-08-03
Last Observation Used2024-05-09
Observations (2399)
Date Type RA Dec Mag Band Observatory
2019-06-16 16:44:31 S 15 40 38.016 -58 44 04.56 V C57
2019-06-16 16:44:31 s 1 -203446.41 1 +175234.11 8740.0 C57
2019-06-16 18:14:31 S 15 40 27.038 -58 42 24.52 V C57
2019-06-16 18:14:31 s 1 -203211.88 8 +169106.76 6250.0 C57
2019-06-16 18:44:31 S 15 40 24.113 -58 41 52.87 V C57
2019-06-16 18:44:31 s 1 -203107.83 2 +167042.84 8430.0 C57
2019-06-17 01:14:31 S 15 39 41.069 -58 35 01.46 V C57
2019-06-17 01:14:31 s 1 -200477.04 2 +139222.28 9120.0 C57
2019-06-17 01:44:31 S 15 39 37.332 -58 34 25.43 V C57
2019-06-17 01:44:31 s 1 -200168.84 0 +137005.40 8320.0 C57
2019-06-17 05:44:31 S 15 39 10.615 -58 30 00.40 V C57
2019-06-17 05:44:31 s 1 -197094.28 2 +118871.48 8670.0 C57
2019-06-17 11:14:31 S 15 38 32.395 -58 24 03.20 V C57
2019-06-17 11:14:31 s 1 -190891.55 0 +92780.844 6480.0 C57
2019-06-17 19:44:31 S 15 37 33.715 -58 14 40.96 V C57
2019-06-17 19:44:31 s 1 -175720.63 2 +49930.740 8280.0 C57
2019-07-11 06:33:36 C 15 14 04.04 -43 41 25.9 V T05
2019-07-11 06:38:20 C 15 14 04.03 -43 41 18.0 V T05
2019-07-11 06:45:51 C 15 14 04.10 -43 41 04.4 V T05
2019-07-11 07:00:10 C 15 14 04.04 -43 40 40.2 V T05
2019-07-28 09:27:35 S 15 26 52.44 -32 19 45.5 L C51
2019-07-28 12:35:21 S 15 27 02.04 -32 14 50.2 L C51
2019-07-28 15:44:24 S 15 27 11.72 -32 09 56.5 L C51
2019-07-28 18:52:54 S 15 27 21.45 -32 05 02.4 L C51
2019-07-28 20:27:09 S 15 27 26.275 -32 02 35.41 L C51
2019-07-28 22:01:13 S 15 27 31.130 -32 00 09.36 L C51
2019-07-28 23:35:28 S 15 27 36.048 -31 57 42.37 L C51
2019-07-29 01:09:43 S 15 27 40.963 -31 55 15.74 L C51
2019-07-29 02:43:14 S 15 27 45.85 -31 52 50.9 L C51
2019-07-29 05:52:17 S 15 27 55.70 -31 47 55.8 L C51
2019-07-29 09:00:47 S 15 28 05.68 -31 43 03.7 L C51
2019-07-29 12:09:06 S 15 28 15.60 -31 38 12.3 L C51
2019-07-29 15:17:36 S 15 28 25.62 -31 33 20.8 L C51
2019-07-31 07:40:32 C 15 30 37.91 -30 31 34.0 V T08
2019-07-31 07:44:38 C 15 30 38.09 -30 31 27.7 V T08
2019-07-31 07:55:06 C 15 30 38.63 -30 31 10.6 V T08
2019-07-31 08:13:38 C 15 30 39.67 -30 30 43.6 V T08
2019-08-20 06:04:06 C 16 04 16.138 -19 37 18.31 U F51
2019-08-20 06:18:02 C 16 04 17.221 -19 37 01.20 U F51
2019-08-20 06:31:53 C 16 04 18.302 -19 36 44.11 U F51
2019-08-20 06:45:49 C 16 04 19.389 -19 36 26.92 U F51
2019-08-22 06:39:11 C 16 08 16.35 -18 38 30.3 V T05
2019-08-22 06:43:17 C 16 08 16.68 -18 38 25.4 V T05
2019-08-22 06:51:15 C 16 08 17.29 -18 38 15.0 V T05
2019-08-22 07:07:18 C 16 08 18.61 -18 37 55.6 V T05
2019-09-26 18:44:26 C 17 29 35.74 -03 53 28.4 V C95
2019-09-26 18:51:17 C 17 29 36.42 -03 53 22.0 V C95
2019-12-04 04:52:44 C 21 06 44.12 +20 25 47.7 V T08
2019-12-04 04:56:16 C 21 06 44.69 +20 25 50.3 V T08
2019-12-04 04:56:56 C 21 06 44.84 +20 25 50.7 V T08