IAA RAS IAA Minor Planet Database

265661 (2005 UB)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.7391644678 ± 3.58e-08
Semi-major axis (a)1.8955722371 AU ± 3.80e-09
Inclination (i)27.73736153° ± 7.14e-06
Long. of Asc. Node (Ω)272.06835959° ± 1.66e-05
Arg. of Perihelion (ω)3.28449034° ± 1.74e-05
Mean Anomaly (M)268.78626010° ± 5.43e-06
Mean Motion (n)0.3776606769°/day ± 1.14e-09
Perihelion dist (q)0.49443259 AU ± 6.79e-08
Aphelion dist (Q)3.29671188 AU ± 6.82e-08
Orbital Period2.60981972 yr ± 7.84e-09
Physical Parameters
H (abs. magnitude)16.82
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-01
RMS Residual1.000″
Uncertainty0
Orbit TypeApollo
MOID0.461750 AU
Observations Used1784
Oppositions12
Arc Total2005-2025
First Observation Used2005-10-21
Last Observation Used2025-12-28
Observations (3338)
Date Type RA Dec Mag Band Observatory
2021-02-18 18:04:06 s 1 -181422.03 6 +271182.72 6110.0 – C57
2021-02-18 18:14:06 S 09 03 27.461 -60 21 16.20 – V C57
2021-02-18 18:14:06 s 1 -181614.81 2 +270706.47 2330.0 – C57
2021-02-18 18:24:06 S 09 03 24.334 -60 21 41.11 – V C57
2021-02-18 18:24:06 s 1 -181806.85 5 +270229.12 7210.0 – C57
2021-02-18 18:34:06 S 09 03 21.727 -60 22 01.24 – V C57
2021-02-18 18:34:06 s 1 -181998.16 1 +269750.66 750.0 – C57
2021-02-18 18:54:06 S 09 03 14.899 -60 22 47.03 – V C57
2021-02-18 18:54:06 s 1 -182378.55 2 +268790.40 3780.0 – C57
2021-02-18 19:04:06 S 09 03 11.791 -60 23 15.40 – V C57
2021-02-18 19:04:06 s 1 -182567.63 1 +268308.60 3260.0 – C57
2021-02-18 19:14:06 S 09 03 08.878 -60 23 43.15 – V C57
2021-02-18 19:14:06 s 1 -182755.96 3 +267825.69 1370.0 – C57
2021-02-18 19:24:06 S 09 03 06.254 -60 23 56.51 – V C57
2021-02-18 19:24:06 s 1 -182943.54 4 +267341.66 8120.0 – C57
2021-02-18 19:34:06 S 09 03 02.530 -60 24 20.81 – V C57
2021-02-18 19:34:06 s 1 -183130.37 2 +266856.52 3490.0 – C57
2021-02-18 19:44:06 S 09 02 59.494 -60 24 42.23 – V C57
2021-02-18 19:44:06 s 1 -183316.44 3 +266370.25 7480.0 – C57
2021-02-18 19:54:06 S 09 02 56.390 -60 25 04.37 – V C57
2021-02-18 19:54:06 s 1 -183501.75 6 +265882.87 90.0 – C57
2021-02-18 20:04:06 S 09 02 53.045 -60 25 26.29 – V C57
2021-02-18 20:04:06 s 1 -183686.30 6 +265394.37 1310.0 – C57
2021-02-18 20:14:06 S 09 02 50.004 -60 25 50.34 – V C57
2021-02-18 20:14:06 s 1 -183870.09 2 +264904.75 1130.0 – C57
2021-02-18 20:24:06 S 09 02 47.254 -60 26 11.69 – V C57
2021-02-18 20:24:06 s 1 -184053.11 0 +264414.01 9550.0 – C57
2021-02-18 20:34:06 S 09 02 44.016 -60 26 35.66 – V C57
2021-02-18 20:34:06 s 1 -184235.35 7 +263922.15 6560.0 – C57
2021-02-18 20:44:06 S 09 02 40.202 -60 27 03.17 – V C57
2021-02-18 20:44:06 s 1 -184416.83 1 +263429.16 2160.0 – C57
2021-02-18 20:54:06 S 09 02 38.347 -60 27 18.18 – V C57
2021-02-18 20:54:06 s 1 -184597.52 8 +262935.05 6340.0 – C57
2021-02-18 21:04:06 S 09 02 34.682 -60 27 44.89 – V C57
2021-02-18 21:04:06 s 1 -184777.44 7 +262439.82 9100.0 – C57
2021-02-18 21:14:06 S 09 02 31.577 -60 28 09.19 – V C57
2021-02-18 21:14:06 s 1 -184956.58 2 +261943.46 430.0 – C57
2021-02-18 21:24:06 S 09 02 28.567 -60 28 29.60 – V C57
2021-02-18 21:24:06 s 1 -185134.93 3 +261445.97 330.0 – C57
2021-02-18 21:34:06 S 09 02 25.404 -60 28 52.00 – V C57
2021-02-18 21:34:06 s 1 -185312.49 5 +260947.36 8780.0 – C57
2021-02-18 21:44:06 S 09 02 22.356 -60 29 15.50 – V C57
2021-02-18 21:44:06 s 1 -185489.26 6 +260447.61 5790.0 – C57
2021-02-18 21:54:06 S 09 02 19.114 -60 29 36.42 – V C57
2021-02-18 21:54:06 s 1 -185665.24 3 +259946.74 1350.0 – C57
2021-02-18 22:04:06 S 09 02 16.212 -60 30 01.15 – V C57
2021-02-18 22:04:06 s 1 -185840.42 3 +259444.74 5450.0 – C57
2021-02-18 22:14:06 S 09 02 13.200 -60 30 23.15 – V C57
2021-02-18 22:14:06 s 1 -186014.80 2 +258941.60 8080.0 – C57
2021-02-18 22:24:06 S 09 02 09.516 -60 30 47.88 – V C57