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
2021-12-28 13:53:53 S 09 04 25.378 +25 18 36.83 V C57
2021-12-28 13:53:53 s 1 -179483.78 0 +110959.84 3010.0 C57
2021-12-28 14:33:53 S 09 04 20.542 +25 17 57.23 V C57
2021-12-28 14:33:53 s 1 -179141.06 9 +107668.85 5910.0 C57
2021-12-28 14:43:53 S 09 04 18.883 +25 17 55.14 V C57
2021-12-28 14:43:53 s 1 -179049.68 9 +106842.66 8520.0 C57
2021-12-28 14:53:53 S 09 04 17.842 +25 17 42.47 V C57
2021-12-28 14:53:53 s 1 -178956.00 1 +106015.08 770.0 C57
2021-12-28 15:03:53 S 09 04 17.143 +25 17 30.66 V C57
2021-12-28 15:03:53 s 1 -178859.98 9 +105186.13 2590.0 C57
2021-12-28 15:53:53 S 09 04 10.937 +25 16 36.77 V C57
2021-12-28 15:53:53 s 1 -178344.59 0 +101020.82 3140.0 C57
2021-12-28 16:13:53 S 09 04 08.170 +25 16 15.60 V C57
2021-12-28 16:13:53 s 1 -178121.66 5 +99345.131 8210.0 C57
2021-12-28 16:23:53 S 09 04 06.965 +25 16 06.20 V C57
2021-12-28 16:23:53 s 1 -178006.55 0 +98505.243 4390.0 C57
2021-12-28 16:33:53 S 09 04 05.729 +25 15 52.13 V C57
2021-12-28 16:33:53 s 1 -177888.98 1 +97663.996 9570.0 C57
2021-12-28 16:43:53 S 09 04 04.694 +25 15 43.85 V C57
2021-12-28 16:43:53 s 1 -177768.94 1 +96821.393 3690.0 C57
2021-12-28 16:53:53 S 09 04 03.550 +25 15 33.73 V C57
2021-12-28 16:53:53 s 1 -177646.41 6 +95977.437 6680.0 C57
2021-12-28 17:03:53 S 09 04 02.530 +25 15 21.53 V C57
2021-12-28 17:03:53 s 1 -177521.39 0 +95132.129 8490.0 C57
2021-12-28 17:13:53 S 09 04 01.061 +25 15 11.12 V C57
2021-12-28 17:13:53 s 1 -177393.84 7 +94285.472 9030.0 C57
2021-12-28 17:23:53 S 09 03 59.839 +25 15 06.30 V C57
2021-12-28 17:23:53 s 1 -177263.77 1 +93437.469 8250.0 C57
2021-12-28 17:33:53 S 09 03 58.418 +25 14 51.43 V C57
2021-12-28 17:33:53 s 1 -177131.14 6 +92588.122 6070.0 C57
2021-12-28 17:43:53 S 09 03 57.005 +25 14 48.01 V C57
2021-12-28 17:43:53 s 1 -176995.95 7 +91737.434 2420.0 C57
2021-12-28 17:53:53 S 09 03 56.438 +25 14 28.14 V C57
2021-12-28 17:53:53 s 1 -176858.18 7 +90885.409 7250.0 C57
2021-12-28 18:03:53 S 09 03 54.665 +25 14 20.65 V C57
2021-12-28 18:03:53 s 1 -176717.82 0 +90032.048 470.0 C57
2021-12-28 18:13:53 S 09 03 53.436 +25 14 16.87 V C57
2021-12-28 18:13:53 s 1 -176574.83 9 +89177.355 2010.0 C57
2021-12-28 18:23:53 S 09 03 52.596 +25 14 04.88 V C57
2021-12-28 18:23:53 s 1 -176429.22 7 +88321.333 1810.0 C57
2021-12-28 18:43:53 S 09 03 49.970 +25 13 34.43 V C57
2021-12-28 18:43:53 s 1 -176130.04 6 +86605.315 5880.0 C57
2021-12-28 18:53:53 S 09 03 48.636 +25 13 31.37 V C57
2021-12-28 18:53:53 s 1 -175976.44 2 +85745.326 0.0 C57
2021-12-28 19:23:53 S 09 03 44.957 +25 12 54.36 V C57
2021-12-28 19:23:53 s 1 -175499.37 0 +83157.479 9870.0 C57
2021-12-28 19:33:53 S 09 03 43.908 +25 12 47.41 V C57
2021-12-28 19:33:53 s 1 -175334.86 7 +82292.250 5400.0 C57
2021-12-28 19:53:53 S 09 03 41.112 +25 12 23.80 V C57
2021-12-28 19:53:53 s 1 -174997.53 9 +80557.894 9380.0 C57