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
2021-02-28 07:14:06 S 07 25 43.435 -67 53 58.34 V C57
2021-02-28 07:14:06 s 1 -20353.948 0 +379038.93 3910.0 C57
2021-02-28 07:24:06 S 07 25 36.691 -67 54 14.40 V C57
2021-02-28 07:24:06 s 1 -20720.634 0 +379065.51 4730.0 C57
2021-02-28 07:34:06 S 07 25 30.456 -67 54 26.75 V C57
2021-02-28 07:34:06 s 1 -21087.263 0 +379091.09 5530.0 C57
2021-02-28 07:44:06 S 07 25 24.737 -67 54 43.31 V C57
2021-02-28 07:44:06 s 1 -21453.835 0 +379115.66 6290.0 C57
2021-02-28 08:04:06 S 07 25 11.724 -67 55 16.39 V C57
2021-02-28 08:04:06 s 1 -22186.802 0 +379161.80 7710.0 C57
2021-02-28 08:14:06 S 07 25 06.206 -67 55 24.56 V C57
2021-02-28 08:14:06 s 1 -22553.196 0 +379183.37 8360.0 C57
2021-02-28 08:44:06 S 07 24 48.365 -67 56 10.00 V C57
2021-02-28 08:44:06 s 1 -23652.004 0 +379242.05 60.0 C57
2021-02-28 08:54:06 S 07 24 41.971 -67 56 26.48 V C57
2021-02-28 08:54:06 s 1 -24018.147 0 +379259.60 530.0 C57
2021-02-28 09:04:06 S 07 24 35.839 -67 56 45.13 V C57
2021-02-28 09:04:06 s 1 -24384.224 0 +379276.16 960.0 C57
2021-02-28 09:14:06 S 07 24 29.995 -67 56 53.77 V C57
2021-02-28 09:14:06 s 1 -24750.236 0 +379291.71 1340.0 C57
2021-02-28 09:44:06 S 07 24 10.502 -67 57 40.00 V C57
2021-02-28 09:44:06 s 1 -25847.864 0 +379332.37 2150.0 C57
2021-02-28 09:54:06 S 07 24 04.608 -67 57 49.57 V C57
2021-02-28 09:54:06 s 1 -26213.602 0 +379343.92 2310.0 C57
2021-02-28 10:04:06 S 07 23 58.051 -67 58 13.55 V C57
2021-02-28 10:04:06 s 1 -26579.269 0 +379354.48 2410.0 C57
2021-02-28 10:14:06 S 07 23 52.226 -67 58 13.80 V C57
2021-02-28 10:14:06 s 1 -26944.865 0 +379364.03 2450.0 C57
2021-02-28 11:14:06 S 07 23 15.468 -67 59 44.70 V C57
2021-02-28 11:14:06 s 1 -29136.879 0 +379400.39 1320.0 C57
2021-02-28 11:24:06 S 07 23 09.334 -67 59 59.03 V C57
2021-02-28 11:24:06 s 1 -29501.946 0 +379402.95 890.0 C57
2021-02-28 11:34:06 S 07 23 02.422 -68 00 11.84 V C57
2021-02-28 11:34:06 s 1 -29866.934 0 +379404.52 380.0 C57
2021-02-28 11:54:06 S 07 22 49.332 -68 00 40.93 V C57
2021-02-28 11:54:06 s 1 -30596.669 0 +379404.67 9130.0 C57
2021-02-28 12:14:06 S 07 22 38.623 -68 01 07.61 V C57
2021-02-28 12:14:06 s 1 -31326.076 0 +379400.83 7560.0 C57
2021-02-28 12:34:06 S 07 22 25.858 -68 01 37.20 V C57
2021-02-28 12:34:06 s 1 -32055.147 0 +379393.01 5660.0 C57
2021-02-28 12:44:06 S 07 22 18.377 -68 01 49.66 V C57
2021-02-28 12:44:06 s 1 -32419.555 0 +379387.61 4580.0 C57
2021-02-28 12:54:06 S 07 22 12.737 -68 02 02.94 V C57
2021-02-28 12:54:06 s 1 -32783.876 0 +379381.21 3410.0 C57
2021-02-28 13:04:06 S 07 22 06.581 -68 02 16.26 V C57
2021-02-28 13:04:06 s 1 -33148.109 0 +379373.81 2150.0 C57
2021-02-28 13:14:06 S 07 22 00.631 -68 02 32.39 V C57
2021-02-28 13:14:06 s 1 -33512.254 0 +379365.43 800.0 C57
2021-02-28 13:34:06 S 07 21 47.419 -68 02 59.03 V C57
2021-02-28 13:34:06 s 1 -34240.273 0 +379345.67 7810.0 C57