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
2021-02-27 09:44:06 s 1 +27064.480 0 +367044.07 3050.0 C57
2021-02-27 09:54:06 S 07 38 22.140 -67 21 05.54 V C57
2021-02-27 09:54:06 s 1 +26698.822 0 +367203.78 3890.0 C57
2021-02-27 11:24:06 S 07 37 30.422 -67 23 28.50 V C57
2021-02-27 11:24:06 s 1 +23404.631 0 +368593.26 1820.0 C57
2021-02-27 11:34:06 S 07 37 25.128 -67 23 48.73 V C57
2021-02-27 11:34:06 s 1 +23038.267 0 +368742.33 560.0 C57
2021-02-27 11:44:06 S 07 37 19.498 -67 24 02.81 V C57
2021-02-27 11:44:06 s 1 +22671.840 0 +368890.34 9100.0 C57
2021-02-27 11:54:06 S 07 37 14.047 -67 24 18.83 V C57
2021-02-27 11:54:06 s 1 +22305.348 0 +369037.28 7450.0 C57
2021-02-27 12:04:06 S 07 37 08.441 -67 24 36.65 V C57
2021-02-27 12:04:06 s 1 +21938.795 0 +369183.17 5600.0 C57
2021-02-27 12:14:06 S 07 37 02.278 -67 24 50.33 V C57
2021-02-27 12:14:06 s 1 +21572.181 0 +369328.01 3560.0 C57
2021-02-27 12:24:06 S 07 36 56.270 -67 25 09.19 V C57
2021-02-27 12:24:06 s 1 +21205.507 0 +369471.78 1330.0 C57
2021-02-27 12:34:06 S 07 36 50.546 -67 25 23.88 V C57
2021-02-27 12:34:06 s 1 +20838.774 0 +369614.50 8910.0 C57
2021-02-27 12:44:06 S 07 36 44.234 -67 25 41.84 V C57
2021-02-27 12:44:06 s 1 +20471.983 0 +369756.15 6310.0 C57
2021-02-27 12:54:06 S 07 36 39.204 -67 25 58.58 V C57
2021-02-27 12:54:06 s 1 +20105.136 0 +369896.76 3520.0 C57
2021-02-27 13:04:06 S 07 36 33.578 -67 26 11.00 V C57
2021-02-27 13:04:06 s 1 +19738.234 0 +370036.30 550.0 C57
2021-02-27 13:14:06 S 07 36 26.664 -67 26 30.66 V C57
2021-02-27 13:14:06 s 1 +19371.277 0 +370174.80 7400.0 C57
2021-02-27 13:24:06 S 07 36 21.706 -67 26 41.50 V C57
2021-02-27 13:24:06 s 1 +19004.267 0 +370312.23 4080.0 C57
2021-02-27 13:34:06 S 07 36 15.050 -67 27 01.19 V C57
2021-02-27 13:34:06 s 1 +18637.204 0 +370448.62 580.0 C57
2021-02-27 13:44:06 S 07 36 09.926 -67 27 19.69 V C57
2021-02-27 13:44:06 s 1 +18270.091 0 +370583.95 6910.0 C57
2021-02-27 13:54:06 S 07 36 03.185 -67 27 33.73 V C57
2021-02-27 13:54:06 s 1 +17902.927 0 +370718.23 3070.0 C57
2021-02-27 14:04:06 S 07 35 58.610 -67 27 49.25 V C57
2021-02-27 14:04:06 s 1 +17535.715 0 +370851.45 9060.0 C57
2021-02-27 15:44:06 S 07 35 00.535 -67 30 26.42 V C57
2021-02-27 15:44:06 s 1 +13861.140 0 +372125.99 130.0 C57
2021-02-27 16:04:06 S 07 34 48.118 -67 31 00.26 V C57
2021-02-27 16:04:06 s 1 +13125.746 0 +372368.34 8530.0 C57
2021-02-27 16:14:06 S 07 34 41.801 -67 31 17.26 V C57
2021-02-27 16:14:06 s 1 +12757.996 0 +372487.94 2520.0 C57
2021-02-27 16:34:06 S 07 34 30.698 -67 31 49.44 V C57
2021-02-27 16:34:06 s 1 +12022.396 0 +372724.02 70.0 C57
2021-02-27 17:34:06 S 07 33 54.506 -67 33 27.18 V C57
2021-02-27 19:04:06 S 07 33 02.568 -67 35 38.18 V C57
2021-02-27 19:54:06 S 07 32 32.573 -67 37 05.77 V C57
2021-02-27 20:04:06 S 07 32 26.842 -67 37 17.18 V C57
2021-02-27 20:44:06 S 07 32 03.497 -67 38 16.87 V C57