2008 TK157

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.5177109142 ± 9.77e-08
Semi-major axis (a)2.3903440579 AU ± 2.22e-08
Inclination (i)4.54891179° ± 8.15e-06
Long. of Asc. Node (Ω)220.29978125° ± 3.53e-05
Arg. of Perihelion (ω)217.65278699° ± 5.25e-05
Mean Anomaly (M)208.11509791° ± 2.92e-05
Mean Motion (n)0.2666991624°/day ± 3.71e-09
Perihelion dist (q)1.15283685 AU ± 2.34e-07
Aphelion dist (Q)3.62785127 AU ± 2.36e-07
Orbital Period3.69564821 yr ± 5.14e-08
Physical Parameters
H (abs. magnitude)20.70
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-01
RMS Residual0.411″
Uncertainty0
Orbit TypeAmor
MOID0.174029 AU
Observations Used122
Oppositions9
Arc Total2008-2020
First Observation Used2008-09-23
Last Observation Used2020-01-28
Observations (130)
Date Type RA Dec Mag Band Observatory
2008-12-22 06:00:33 C 03 07 17.47 +02 14 53.3 r 703
2008-12-22 06:09:45 C 03 07 18.84 +02 14 54.4 r 703
2008-12-22 06:19:15 C 03 07 20.17 +02 14 56.8 r 703
2008-12-22 06:28:42 C 03 07 21.43 +02 14 56.5 r 703
2008-12-30 04:12:23 C 03 36 25.52 +02 52 42.6 r 703
2008-12-30 04:21:59 C 03 36 27.03 +02 52 46.7 r 703
2008-12-30 04:31:33 C 03 36 28.47 +02 52 49.5 r 703
2009-01-09 03:41:33 C 04 14 09.21 +04 18 46.0 o H55
2009-01-09 03:45:47 C 04 14 09.90 +04 18 48.4 o H55
2009-01-09 03:49:42 C 04 14 10.43 +04 18 50.2 o H55
2009-01-18 05:01:35 C 04 47 37.62 +05 57 09.6 r 448
2009-01-18 05:33:05 C 04 47 42.11 +05 57 24.1 r 448
2009-01-18 06:03:02 C 04 47 46.45 +05 57 39.1 r 448
2009-03-03 02:10:01 C 07 02 29.25 +12 22 14.9 o H55
2009-03-03 02:28:10 C 07 02 31.14 +12 22 18.4 o H55
2019-09-26 06:55:45 C 22 16 10.129 -02 22 18.53 V F51
2019-09-26 07:45:54 C 22 16 07.746 -02 22 39.94 V F51
2019-09-30 08:09:56 C 22 12 06.173 -03 03 27.49 V F51
2019-10-21 07:51:48 C 22 02 13.820 -06 02 10.47 V F51
2019-10-21 08:09:21 C 22 02 13.807 -06 02 15.13 V F51
2019-10-21 08:26:54 C 22 02 13.786 -06 02 19.62 V F51
2019-10-21 08:44:27 C 22 02 13.781 -06 02 24.38 V F51
2019-10-22 07:14:24 C 22 02 18.577 -06 08 12.37 V F52
2019-10-22 07:32:15 C 22 02 18.625 -06 08 17.36 V F52
2019-11-15 04:59:15 C 22 19 52.923 -07 11 50.64 V F52
2019-11-15 05:21:05 C 22 19 54.100 -07 11 50.52 V F52
2019-11-15 05:39:00 C 22 19 54.998 -07 11 49.77 V F52
2019-11-15 05:57:02 C 22 19 55.974 -07 11 49.04 V F52
2020-01-28 02:22:23 C 01 41 52.53 +05 59 19.1 o 291
2020-01-28 02:40:22 C 01 41 55.43 +05 59 31.5 o 291