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
2021-03-11 02:44:06 s 1 +87174.323 0 +322327.24 6440.0 C57
2021-03-11 02:54:06 S 04 22 58.514 -68 03 17.86 V C57
2021-03-11 02:54:06 s 1 +86840.841 0 +322679.84 1280.0 C57
2021-03-11 03:04:06 S 04 22 51.898 -68 03 00.90 V C57
2021-03-11 03:04:06 s 1 +86507.021 0 +323031.20 5350.0 C57
2021-03-11 03:14:06 S 04 22 45.206 -68 02 48.41 V C57
2021-03-11 03:14:06 s 1 +86172.864 0 +323381.32 8630.0 C57
2021-03-11 03:24:06 S 04 22 38.618 -68 02 30.34 V C57
2021-03-11 03:24:06 s 1 +85838.371 0 +323730.21 1150.0 C57
2021-03-11 03:34:06 S 04 22 29.873 -68 02 19.50 V C57
2021-03-11 03:34:06 s 1 +85503.545 0 +324077.86 2890.0 C57
2021-03-11 03:44:06 S 04 22 23.114 -68 02 02.40 V C57
2021-03-11 03:44:06 s 1 +85168.388 0 +324424.28 3870.0 C57
2021-03-11 03:54:06 S 04 22 16.447 -68 01 52.79 V C57
2021-03-11 03:54:06 s 1 +84832.902 0 +324769.47 4090.0 C57
2021-03-11 04:04:06 S 04 22 09.312 -68 01 34.36 V C57
2021-03-11 04:04:06 s 1 +84497.088 0 +325113.43 3560.0 C57
2021-03-11 04:14:06 S 04 22 01.548 -68 01 22.48 V C57
2021-03-11 04:14:06 s 1 +84160.949 0 +325456.16 2270.0 C57
2021-03-11 04:24:06 S 04 21 55.080 -68 01 03.79 V C57
2021-03-11 04:24:06 s 1 +83824.486 0 +325797.66 230.0 C57
2021-03-11 04:34:06 S 04 21 47.570 -68 00 51.98 V C57
2021-03-11 04:34:06 s 1 +83487.702 0 +326137.94 7450.0 C57
2021-03-11 04:44:06 S 04 21 40.836 -68 00 40.90 V C57
2021-03-11 04:44:06 s 1 +83150.598 0 +326476.99 3930.0 C57
2021-03-11 04:54:06 S 04 21 32.522 -68 00 25.06 V C57
2021-03-11 04:54:06 s 1 +82813.177 0 +326814.82 9670.0 C57
2021-03-11 05:14:06 S 04 21 19.889 -67 59 57.62 V C57
2021-03-11 05:14:06 s 1 +82137.388 0 +327486.82 8960.0 C57
2021-03-11 05:44:06 S 04 20 58.613 -67 59 10.93 V C57
2021-03-11 05:44:06 s 1 +81121.370 0 +328485.67 7470.0 C57
2021-03-11 05:54:06 S 04 20 50.729 -67 58 49.91 V C57
2021-03-11 05:54:06 s 1 +80782.082 0 +328816.19 8880.0 C57
2021-03-11 06:04:06 S 04 20 45.240 -67 58 43.72 V C57
2021-03-11 06:04:06 s 1 +80442.490 0 +329145.49 9580.0 C57
2021-03-11 06:14:06 S 04 20 37.538 -67 58 32.38 V C57
2021-03-11 06:14:06 s 1 +80102.595 0 +329473.58 9570.0 C57
2021-03-11 06:34:06 S 04 20 23.100 -67 58 05.92 V C57
2021-03-11 06:34:06 s 1 +79421.904 0 +330126.13 7440.0 C57
2021-03-11 06:54:06 S 04 20 09.055 -67 57 28.69 V C57
2021-03-11 06:54:06 s 1 +78740.024 0 +330773.84 2550.0 C57
2021-03-11 07:04:06 S 04 20 01.308 -67 57 16.24 V C57
2021-03-11 07:04:06 s 1 +78398.643 0 +331095.89 9060.0 C57
2021-03-11 07:14:06 S 04 19 54.228 -67 56 53.27 V C57
2021-03-11 07:14:06 s 1 +78056.971 0 +331416.73 4900.0 C57
2021-03-11 07:44:06 S 04 19 32.513 -67 56 08.41 V C57
2021-03-11 07:44:06 s 1 +77030.220 0 +332372.04 8340.0 C57
2021-03-11 08:04:06 S 04 19 20.357 -67 55 43.90 V C57
2021-03-11 08:04:06 s 1 +76344.294 0 +333002.91 3960.0 C57
2021-03-11 08:24:06 S 04 19 04.762 -67 55 13.55 V C57