448818 (2011 UU20)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.5247936206 ± 2.57e-08
Semi-major axis (a)2.4846631847 AU ± 9.50e-09
Inclination (i)21.97917377° ± 4.90e-06
Long. of Asc. Node (Ω)355.06236946° ± 6.25e-06
Arg. of Perihelion (ω)137.22164135° ± 1.08e-05
Mean Anomaly (M)170.85348878° ± 3.91e-06
Mean Motion (n)0.2516581435°/day ± 1.44e-09
Perihelion dist (q)1.18072780 AU ± 6.41e-08
Aphelion dist (Q)3.78859857 AU ± 6.55e-08
Orbital Period3.91652847 yr ± 2.25e-08
Physical Parameters
H (abs. magnitude)17.80
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-01
RMS Residual0.619″
Uncertainty0
Orbit TypeAmor
MOID0.261270 AU
Observations Used1198
Oppositions16
Arc Total2003-2024
First Observation Used2003-09-29
Last Observation Used2024-05-07
Observations (1671)
Date Type RA Dec Mag Band Observatory
2019-12-18 03:14:24 s 1 -73579.236 0 +395707.13 1000.0 C57
2019-12-18 03:44:24 S 00 48 37.241 +78 46 09.30 V C57
2019-12-18 03:44:24 s 1 -74502.741 0 +395410.22 160.0 C57
2019-12-18 04:14:24 S 00 48 29.021 +78 46 03.79 V C57
2019-12-18 04:14:24 s 1 -75424.700 0 +395105.46 8490.0 C57
2019-12-18 04:44:24 S 00 48 21.991 +78 46 08.11 V C57
2019-12-18 04:44:24 s 1 -76345.092 0 +394792.84 5950.0 C57
2019-12-18 05:14:24 S 00 48 15.941 +78 46 04.87 V C57
2019-12-18 05:14:24 s 1 -77263.896 0 +394472.35 2500.0 C57
2019-12-18 05:44:24 S 00 48 08.911 +78 46 02.50 V C57
2019-12-18 05:44:24 s 1 -78181.093 0 +394144.01 8080.0 C57
2019-12-18 06:14:24 S 00 48 01.915 +78 46 06.85 V C57
2019-12-18 06:14:24 s 1 -79096.662 0 +393807.81 2660.0 C57
2019-12-18 06:44:24 S 00 47 56.928 +78 46 03.68 V C57
2019-12-18 06:44:24 s 1 -80010.582 0 +393463.75 6180.0 C57
2019-12-18 07:14:24 S 00 47 46.754 +78 46 06.38 V C57
2019-12-18 07:14:24 s 1 -80922.832 0 +393111.82 8600.0 C57
2019-12-18 07:44:24 S 00 47 42.149 +78 46 03.43 V C57
2019-12-18 07:44:24 s 1 -81833.393 0 +392752.02 9890.0 C57
2019-12-18 09:14:24 S 00 47 23.177 +78 46 03.65 V C57
2019-12-18 09:14:24 s 1 -84554.725 0 +391625.41 6410.0 C57
2019-12-18 10:14:24 S 00 47 08.474 +78 46 07.32 V C57
2019-12-18 10:14:24 s 1 -86360.112 0 +390834.97 7530.0 C57
2019-12-18 11:44:24 S 00 46 50.299 +78 46 07.07 V C57
2019-12-18 11:44:24 s 1 -89054.518 0 +389590.18 3440.0 C57
2019-12-18 12:14:24 S 00 46 42.576 +78 46 08.51 V C57
2019-12-18 12:14:24 s 1 -89948.921 0 +389159.47 2350.0 C57
2019-12-18 12:44:24 S 00 46 36.538 +78 46 03.83 V C57
2019-12-18 12:44:24 s 1 -90841.423 0 +388720.87 9650.0 C57
2019-12-18 13:14:24 S 00 46 29.510 +78 46 06.17 V C57
2019-12-18 13:14:24 s 1 -91732.001 0 +388274.37 5290.0 C57
2019-12-18 13:44:24 S 00 46 23.671 +78 46 10.38 V C57
2019-12-18 13:44:24 s 1 -92620.633 0 +387819.96 9230.0 C57
2019-12-18 14:14:24 S 00 46 17.114 +78 46 02.75 V C57
2019-12-18 14:14:24 s 1 -93507.299 0 +387357.65 1420.0 C57
2019-12-18 14:44:24 S 00 46 12.115 +78 46 08.54 V C57
2019-12-18 14:44:24 s 1 -94391.975 0 +386887.43 1810.0 C57
2019-12-18 15:14:24 S 00 46 04.514 +78 46 00.88 V C57
2019-12-18 15:14:24 s 1 -95274.640 0 +386409.29 360.0 C57
2019-12-18 15:44:24 S 00 45 58.382 +78 46 07.82 V C57
2019-12-18 15:44:24 s 1 -96155.271 0 +385923.23 7010.0 C57
2019-12-18 16:14:24 S 00 45 51.638 +78 46 02.14 V C57
2019-12-18 16:14:24 s 1 -97033.847 0 +385429.24 1710.0 C57
2019-12-18 16:44:24 S 00 45 45.185 +78 46 00.91 V C57
2019-12-18 16:44:24 s 1 -97910.344 0 +384927.32 4420.0 C57
2019-12-18 18:44:24 S 00 45 20.026 +78 46 03.76 V C57
2019-12-18 18:44:24 s 1 -101395.09 8 +382840.25 4360.0 C57
2019-12-18 19:44:24 S 00 45 09.211 +78 46 04.84 V C57
2019-12-18 19:44:24 s 1 -103124.41 3 +381748.98 6090.0 C57
2019-12-18 21:44:24 S 00 44 43.459 +78 45 57.64 V C57