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
2021-02-16 21:24:06 s 1 -110104.83 1 +361119.02 2060.0 C57
2021-02-16 21:34:06 S 09 16 12.086 -58 36 33.95 V C57
2021-02-16 21:34:06 s 1 -110424.15 2 +360916.74 3850.0 C57
2021-02-16 21:44:06 S 09 16 10.214 -58 37 07.25 V C57
2021-02-16 21:44:06 s 1 -110743.19 1 +360713.48 5170.0 C57
2021-02-16 22:44:06 S 09 15 53.006 -58 39 24.16 V C57
2021-02-16 22:44:06 s 1 -112651.44 6 +359473.67 2890.0 C57
2021-02-16 22:54:06 S 09 15 51.007 -58 39 40.07 V C57
2021-02-16 22:54:06 s 1 -112968.48 2 +359263.64 790.0 C57
2021-02-16 23:44:06 S 09 15 38.004 -58 41 46.25 V C57
2021-02-16 23:44:06 s 1 -114549.28 0 +358199.00 2830.0 C57
2021-02-17 00:14:06 S 09 15 30.084 -58 42 57.67 V C57
2021-02-17 00:14:06 s 1 -115494.21 4 +357548.58 5980.0 C57
2021-02-17 00:54:06 S 09 15 20.182 -58 44 32.71 V C57
2021-02-17 00:54:06 s 1 -116749.92 7 +356667.78 6330.0 C57
2021-02-17 01:14:06 S 09 15 13.303 -58 45 24.98 V C57
2021-02-17 01:14:06 s 1 -117375.96 4 +356221.55 8380.0 C57
2021-02-17 02:14:06 S 09 14 57.410 -58 47 48.70 V C57
2021-02-17 02:14:06 s 1 -119246.68 5 +354859.54 1830.0 C57
2021-02-17 02:54:06 S 09 14 45.694 -58 49 21.72 V C57
2021-02-17 02:54:06 s 1 -120487.58 3 +353932.08 6700.0 C57
2021-02-17 03:44:06 S 09 14 32.978 -58 51 17.86 V C57
2021-02-17 03:44:06 s 1 -122031.54 4 +352750.83 5430.0 C57
2021-02-17 04:04:06 S 09 14 27.245 -58 52 09.52 V C57
2021-02-17 04:04:06 s 1 -122646.86 9 +352271.50 9020.0 C57
2021-02-17 04:14:06 S 09 14 24.737 -58 52 36.55 V C57
2021-02-17 04:14:06 s 1 -122954.04 3 +352030.37 9970.0 C57
2021-02-17 04:24:06 S 09 14 23.040 -58 53 01.46 V C57
2021-02-17 04:24:06 s 1 -123260.89 0 +351788.27 350.0 C57
2021-02-17 04:34:06 S 09 14 19.140 -58 53 17.41 V C57
2021-02-17 04:34:06 s 1 -123567.40 8 +351545.19 160.0 C57
2021-02-17 04:44:06 S 09 14 17.815 -58 53 34.94 V C57
2021-02-17 04:44:06 s 1 -123873.59 7 +351301.13 9400.0 C57
2021-02-17 05:34:06 S 09 14 04.128 -58 55 42.42 V C57
2021-02-17 05:34:06 s 1 -125399.54 9 +350066.18 6960.0 C57
2021-02-17 05:44:06 S 09 13 59.993 -58 56 07.94 V C57
2021-02-17 05:44:06 s 1 -125703.73 3 +349816.25 2730.0 C57
2021-02-17 05:54:06 S 09 13 58.169 -58 56 27.82 V C57
2021-02-17 05:54:06 s 1 -126007.57 9 +349565.34 7910.0 C57
2021-02-17 06:04:06 S 09 13 55.841 -58 56 55.00 V C57
2021-02-17 06:04:06 s 1 -126311.08 6 +349313.46 2500.0 C57
2021-02-17 06:14:06 S 09 13 52.584 -58 57 11.88 V C57
2021-02-17 06:14:06 s 1 -126614.25 2 +349060.59 6500.0 C57
2021-02-17 06:24:06 S 09 13 49.159 -58 57 42.23 V C57
2021-02-17 06:24:06 s 1 -126917.07 5 +348806.75 9900.0 C57
2021-02-17 06:34:06 S 09 13 47.146 -58 58 06.24 V C57
2021-02-17 06:34:06 s 1 -127219.55 6 +348551.92 2700.0 C57
2021-02-17 06:44:06 S 09 13 45.434 -58 58 22.91 V C57
2021-02-17 06:44:06 s 1 -127521.69 2 +348296.12 4910.0 C57
2021-02-17 06:54:06 S 09 13 41.964 -58 58 52.86 V C57