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
2021-03-10 22:14:06 s 1 +96042.538 0 +312333.79 5120.0 C57
2021-03-10 22:24:06 S 04 26 10.157 -68 09 31.10 V C57
2021-03-10 22:24:06 s 1 +95719.005 0 +312720.37 2660.0 C57
2021-03-10 22:34:06 S 04 26 03.257 -68 09 15.19 V C57
2021-03-10 22:34:06 s 1 +95395.075 0 +313105.67 9290.0 C57
2021-03-10 22:44:06 S 04 25 55.387 -68 09 03.53 V C57
2021-03-10 22:44:06 s 1 +95070.751 0 +313489.69 5040.0 C57
2021-03-10 22:54:06 S 04 25 48.778 -68 08 50.75 V C57
2021-03-10 22:54:06 s 1 +94746.034 0 +313872.44 9900.0 C57
2021-03-10 23:04:06 S 04 25 41.959 -68 08 38.29 V C57
2021-03-10 23:04:06 s 1 +94420.927 0 +314253.92 3870.0 C57
2021-03-10 23:14:06 S 04 25 34.073 -68 08 21.88 V C57
2021-03-10 23:14:06 s 1 +94095.433 0 +314634.12 6960.0 C57
2021-03-10 23:24:06 S 04 25 27.000 -68 08 09.67 V C57
2021-03-10 23:24:06 s 1 +93769.553 0 +315013.06 9170.0 C57
2021-03-10 23:34:06 S 04 25 20.282 -68 07 56.71 V C57
2021-03-10 23:34:06 s 1 +93443.290 0 +315390.72 520.0 C57
2021-03-10 23:44:06 S 04 25 12.715 -68 07 42.13 V C57
2021-03-10 23:44:06 s 1 +93116.645 0 +315767.12 1000.0 C57
2021-03-10 23:54:06 S 04 25 05.784 -68 07 27.62 V C57
2021-03-10 23:54:06 s 1 +92789.622 0 +316142.25 610.0 C57
2021-03-11 00:04:06 S 04 24 58.730 -68 07 13.66 V C57
2021-03-11 00:04:06 s 1 +92462.222 0 +316516.12 9370.0 C57
2021-03-11 00:14:06 S 04 24 51.446 -68 07 01.99 V C57
2021-03-11 00:14:06 s 1 +92134.447 0 +316888.72 7280.0 C57
2021-03-11 00:24:06 S 04 24 44.515 -68 06 47.52 V C57
2021-03-11 00:24:06 s 1 +91806.300 0 +317260.06 4330.0 C57
2021-03-11 00:34:06 S 04 24 38.095 -68 06 31.64 V C57
2021-03-11 00:34:06 s 1 +91477.783 0 +317630.15 550.0 C57
2021-03-11 00:44:06 S 04 24 30.312 -68 06 18.79 V C57
2021-03-11 00:44:06 s 1 +91148.898 0 +317998.97 5920.0 C57
2021-03-11 00:54:06 S 04 24 23.074 -68 06 06.23 V C57
2021-03-11 00:54:06 s 1 +90819.646 0 +318366.54 460.0 C57
2021-03-11 01:04:06 S 04 24 16.073 -68 05 50.10 V C57
2021-03-11 01:04:06 s 1 +90490.031 0 +318732.85 4160.0 C57
2021-03-11 01:14:06 S 04 24 08.758 -68 05 37.57 V C57
2021-03-11 01:14:06 s 1 +90160.054 0 +319097.91 7040.0 C57
2021-03-11 01:24:06 S 04 24 01.694 -68 05 21.70 V C57
2021-03-11 01:24:06 s 1 +89829.717 0 +319461.71 9100.0 C57
2021-03-11 01:34:06 S 04 23 55.260 -68 05 11.11 V C57
2021-03-11 01:34:06 s 1 +89499.022 0 +319824.27 330.0 C57
2021-03-11 01:44:06 S 04 23 48.218 -68 04 56.35 V C57
2021-03-11 01:44:06 s 1 +89167.973 0 +320185.57 760.0 C57
2021-03-11 02:04:06 S 04 23 33.847 -68 04 29.35 V C57
2021-03-11 02:04:06 s 1 +88504.814 0 +320904.44 9180.0 C57
2021-03-11 02:24:06 S 04 23 19.488 -68 03 59.51 V C57
2021-03-11 02:24:06 s 1 +87840.259 0 +321618.33 4400.0 C57
2021-03-11 02:34:06 S 04 23 12.941 -68 03 44.21 V C57
2021-03-11 02:34:06 s 1 +87507.462 0 +321973.40 810.0 C57
2021-03-11 02:44:06 S 04 23 05.326 -68 03 32.51 V C57