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
2019-12-15 13:44:24 s 1 +45441.270 0 +370864.82 1170.0 C57
2019-12-15 14:44:24 S 01 03 57.631 +78 43 22.12 V C57
2019-12-15 14:44:24 s 1 +43525.154 0 +372293.21 9520.0 C57
2019-12-15 15:44:24 S 01 03 39.331 +78 43 30.04 V C57
2019-12-15 15:44:24 s 1 +41604.508 0 +373685.09 6310.0 C57
2019-12-15 16:14:24 S 01 03 31.361 +78 43 29.10 V C57
2019-12-15 16:14:24 s 1 +40642.560 0 +374367.39 1810.0 C57
2019-12-15 16:44:24 S 01 03 23.218 +78 43 31.01 V C57
2019-12-15 16:44:24 s 1 +39679.568 0 +375040.63 2140.0 C57
2019-12-15 17:14:24 S 01 03 15.838 +78 43 37.34 V C57
2019-12-15 17:14:24 s 1 +38715.561 0 +375704.84 7350.0 C57
2019-12-15 18:14:24 S 01 02 57.677 +78 43 45.73 V C57
2019-12-15 18:14:24 s 1 +36784.619 0 +377006.25 2750.0 C57
2019-12-15 19:14:24 S 01 02 41.803 +78 43 42.02 V C57
2019-12-15 19:14:24 s 1 +34849.960 0 +378271.79 8540.0 C57
2019-12-15 19:44:24 S 01 02 35.208 +78 43 47.89 V C57
2019-12-15 19:44:24 s 1 +33881.307 0 +378891.16 9260.0 C57
2019-12-15 20:14:24 S 01 02 25.474 +78 43 48.50 V C57
2019-12-15 20:14:24 s 1 +32911.809 0 +379501.64 5270.0 C57
2019-12-15 21:14:24 S 01 02 08.491 +78 43 56.60 V C57
2019-12-15 21:14:24 s 1 +30970.385 0 +380695.96 3440.0 C57
2019-12-15 21:44:24 S 01 02 01.860 +78 43 58.94 V C57
2019-12-15 21:44:24 s 1 +29998.514 0 +381279.86 5730.0 C57
2019-12-15 22:14:24 S 01 01 53.460 +78 44 00.17 V C57
2019-12-15 22:14:24 s 1 +29025.906 0 +381854.94 3580.0 C57
2019-12-16 00:14:24 S 01 01 20.054 +78 44 13.96 V C57
2019-12-16 00:14:24 s 1 +25128.630 0 +384067.48 1770.0 C57
2019-12-16 01:14:24 S 01 01 03.703 +78 44 15.04 V C57
2019-12-16 01:14:24 s 1 +23176.248 0 +385121.36 800.0 C57
2019-12-16 01:44:24 S 01 00 56.882 +78 44 16.69 V C57
2019-12-16 01:44:24 s 1 +22199.212 0 +385635.26 9270.0 C57
2019-12-16 02:14:24 S 01 00 49.080 +78 44 19.43 V C57
2019-12-16 02:14:24 s 1 +21221.644 0 +386140.51 3780.0 C57
2019-12-16 02:17:37 C 01 05 48.47 +78 39 42.4 U I41
2019-12-16 02:44:24 S 01 00 40.553 +78 44 21.34 V C57
2019-12-16 02:44:24 s 1 +20243.571 0 +386637.10 4390.0 C57
2019-12-16 03:14:24 S 01 00 33.026 +78 44 20.00 V C57
2019-12-16 03:14:24 s 1 +19265.017 0 +387125.07 1160.0 C57
2019-12-16 03:18:30 C 01 05 32.51 +78 39 52.0 U I41
2019-12-16 04:14:24 S 01 00 16.642 +78 44 29.33 V C57
2019-12-16 04:14:24 s 1 +17306.565 0 +388075.20 3420.0 C57
2019-12-16 04:44:24 S 01 00 07.289 +78 44 28.72 V C57
2019-12-16 04:44:24 s 1 +16326.715 0 +388537.40 9020.0 C57
2019-12-16 05:14:24 S 00 59 59.534 +78 44 27.02 V C57
2019-12-16 05:14:24 s 1 +15346.483 0 +388991.03 1010.0 C57
2019-12-16 07:14:24 S 00 59 27.446 +78 44 42.76 V C57
2019-12-16 07:14:24 s 1 +11422.195 0 +390720.32 4030.0 C57
2019-12-16 07:44:24 S 00 59 22.094 +78 44 44.99 V C57
2019-12-16 07:44:24 s 1 +10440.402 0 +391131.40 8820.0 C57
2019-12-16 08:14:24 S 00 59 12.785 +78 44 42.86 V C57