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
2021-12-29 17:33:53 s 1 -120048.64 0 -39062.369 4420.0 C57
2021-12-29 17:43:53 S 09 01 02.959 +24 49 52.10 V C57
2021-12-29 17:43:53 s 1 -119282.80 8 -39964.802 200.0 C57
2021-12-29 17:53:53 S 09 01 02.232 +24 49 39.58 V C57
2021-12-29 17:53:53 s 1 -118510.08 9 -40864.935 6890.0 C57
2021-12-29 18:03:53 S 09 01 00.948 +24 49 29.32 V C57
2021-12-29 18:03:53 s 1 -117730.44 6 -41762.685 4350.0 C57
2021-12-29 18:13:53 S 09 00 59.429 +24 49 20.53 V C57
2021-12-29 18:13:53 s 1 -116943.83 9 -42657.971 2460.0 C57
2021-12-29 18:43:53 S 09 00 56.172 +24 48 49.68 V C57
2021-12-29 18:43:53 s 1 -114541.86 6 -45328.201 9220.0 C57
2021-12-29 18:53:53 S 09 00 55.241 +24 48 34.67 V C57
2021-12-29 18:53:53 s 1 -113727.03 5 -46212.779 8510.0 C57
2021-12-29 19:03:53 S 09 00 54.271 +24 48 34.13 V C57
2021-12-29 19:03:53 s 1 -112905.05 7 -47094.458 7780.0 C57
2021-12-29 19:13:53 S 09 00 52.526 +24 48 22.50 V C57
2021-12-29 19:13:53 s 1 -112075.89 8 -47973.147 6900.0 C57
2021-12-29 19:23:53 S 09 00 51.655 +24 48 08.71 V C57
2021-12-29 19:23:53 s 1 -111239.52 2 -48848.753 5740.0 C57
2021-12-29 19:33:53 S 09 00 50.374 +24 47 59.68 V C57
2021-12-29 19:33:53 s 1 -110395.89 5 -49721.181 4190.0 C57
2021-12-29 19:43:53 S 09 00 49.284 +24 47 46.43 V C57
2021-12-29 19:43:53 s 1 -109544.98 4 -50590.333 2140.0 C57
2021-12-29 19:53:53 S 09 00 48.132 +24 47 36.74 V C57
2021-12-29 19:53:53 s 1 -108686.75 7 -51456.113 9470.0 C57
2021-12-29 21:23:53 S 09 00 38.081 +24 46 03.40 V C57
2021-12-29 21:23:53 s 1 -100628.51 7 -59079.239 1410.0 C57
2021-12-29 21:43:53 S 09 00 35.573 +24 45 51.16 V C57
2021-12-29 21:43:53 s 1 -98754.919 0 -60727.176 1850.0 C57
2021-12-29 22:03:53 S 09 00 33.353 +24 45 27.72 V C57
2021-12-29 22:03:53 s 1 -96850.784 0 -62356.351 5930.0 C57
2021-12-29 22:13:53 S 09 00 32.453 +24 45 20.84 V C57
2021-12-29 22:13:53 s 1 -95887.219 0 -63163.598 5470.0 C57
2021-12-29 22:23:53 S 09 00 31.222 +24 45 07.06 V C57
2021-12-29 22:23:53 s 1 -94915.966 0 -63965.786 3300.0 C57
2021-12-29 22:33:53 S 09 00 29.741 +24 44 55.28 V C57
2021-12-29 22:33:53 s 1 -93937.013 0 -64762.787 9410.0 C57
2021-12-29 22:43:53 S 09 00 28.886 +24 44 47.36 V C57
2021-12-29 22:43:53 s 1 -92950.345 0 -65554.475 3760.0 C57
2021-12-29 22:53:53 S 09 00 27.763 +24 44 34.87 V C57
2021-12-29 22:53:53 s 1 -91955.952 0 -66340.718 6360.0 C57
2021-12-29 23:03:53 S 09 00 26.602 +24 44 28.18 V C57
2021-12-29 23:03:53 s 1 -90953.824 0 -67121.385 7190.0 C57
2021-12-29 23:13:53 S 09 00 25.867 +24 44 12.48 V C57
2021-12-29 23:13:53 s 1 -89943.954 0 -67896.342 6280.0 C57
2021-12-29 23:23:53 S 09 00 24.158 +24 44 05.10 V C57
2021-12-29 23:23:53 s 1 -88926.336 0 -68665.454 3640.0 C57
2021-12-29 23:43:53 S 09 00 22.238 +24 43 44.08 V C57
2021-12-29 23:43:53 s 1 -86867.843 0 -70185.592 3260.0 C57
2021-12-29 23:53:53 S 09 00 20.988 +24 43 32.81 V C57