853873 (2009 TK12)

NEO PHA MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.5844629370 ± 6.98e-08
Semi-major axis (a)1.6954192437 AU ± 2.79e-09
Inclination (i)3.83534210° ± 6.36e-06
Long. of Asc. Node (Ω)245.51010430° ± 4.80e-05
Arg. of Perihelion (ω)245.54049755° ± 4.75e-05
Mean Anomaly (M)67.98820179° ± 1.19e-05
Mean Motion (n)0.4464744529°/day ± 1.10e-09
Perihelion dist (q)0.70450953 AU ± 1.18e-07
Aphelion dist (Q)2.68632895 AU ± 1.18e-07
Orbital Period2.20757599 yr ± 5.45e-09
Physical Parameters
H (abs. magnitude)20.70
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-01
RMS Residual0.347″
Uncertainty0
Orbit TypeApollo
MOID0.013499 AU
Observations Used243
Oppositions6
Arc Total2009-2020
First Observation Used2009-10-14
Last Observation Used2020-12-06
Observations (244)
Date Type RA Dec Mag Band Observatory
2009-11-04 05:53:49 C 00 58 11.49 +19 43 19.9 o G56
2009-11-04 08:10:08 C 00 57 36.41 +19 40 58.3 r 448
2009-11-04 08:16:51 C 00 57 34.67 +19 40 50.5 r 448
2009-11-04 08:21:58 C 00 57 33.37 +19 40 45.2 r 448
2009-11-04 08:23:32 C 00 57 33.01 +19 40 43.8 r 448
2009-11-05 22:42:45 C 00 47 45.82 +18 55 52.1 r J95
2009-11-05 23:28:36 C 00 47 32.78 +18 54 51.9 r J95
2009-11-05 23:45:55 C 00 47 27.85 +18 54 29.2 r J95
2009-11-05 23:57:17 C 00 47 24.62 +18 54 14.6 r J95
2009-11-06 02:46:45 C 00 46 41.34 +18 50 49.7 r 703
2009-11-06 02:56:23 C 00 46 38.49 +18 50 37.1 r 703
2009-11-06 03:05:59 C 00 46 35.76 +18 50 25.0 r 703
2009-11-06 03:15:39 C 00 46 32.91 +18 50 12.4 r 703
2009-11-06 04:23:58 C 00 46 11.37 +18 48 40.7 r 850
2009-11-06 04:44:06 C 00 46 05.46 +18 48 13.1 r 850
2009-11-06 05:04:14 C 00 45 59.54 +18 47 46.1 r 850
2009-11-07 00:34:24 C 00 40 25.23 +18 20 16.1 u H45
2009-11-07 00:36:25 C 00 40 24.60 +18 20 13.4 u H45
2009-11-07 00:38:52 C 00 40 23.85 +18 20 09.9 u H45
2009-11-07 00:41:16 C 00 40 23.13 +18 20 06.4 u H45
2009-11-07 00:42:10 C 00 40 22.82 +18 20 05.1 u H45
2009-11-07 00:43:42 C 00 40 22.38 +18 20 03.0 u H45
2009-11-07 03:22:05 C 00 39 32.33 +18 16 13.7 o H47
2009-11-07 03:28:50 C 00 39 30.25 +18 16 04.8 o H47
2009-11-07 03:35:47 C 00 39 28.04 +18 15 54.0 o H47
2009-11-07 13:56:53 C 00 36 15.00 +17 59 46.2 r 379
2009-11-07 14:00:04 C 00 36 13.96 +17 59 40.8 r 379
2009-11-07 14:23:41 C 00 36 06.14 +17 59 02.6 r 379
2009-11-07 14:26:53 C 00 36 05.12 +17 58 57.5 r 379
2009-11-07 14:30:06 C 00 36 04.07 +17 58 51.9 r 379
2009-11-08 01:31:29 C 00 32 35.79 +17 40 40.7 u H45
2009-11-08 01:32:43 C 00 32 35.38 +17 40 38.8 u H45
2009-11-08 01:33:55 C 00 32 34.96 +17 40 36.8 u H45
2009-11-08 01:35:17 C 00 32 34.50 +17 40 34.4 u H45
2009-11-08 01:36:46 C 00 32 33.98 +17 40 32.0 u H45
2009-11-08 01:37:50 C 00 32 33.61 +17 40 30.3 u H45
2009-11-08 01:39:24 C 00 32 33.10 +17 40 27.7 u H45
2009-11-08 03:27:49 C 00 31 55.26 +17 37 24.0 r 850
2009-11-08 03:43:51 C 00 31 49.72 +17 36 56.3 r 850
2009-11-08 03:59:57 C 00 31 44.11 +17 36 28.4 r 850
2009-11-08 04:16:22 C 00 31 38.42 +17 35 59.9 r 850
2009-11-08 12:51:54 C 00 28 45.60 +17 20 49.4 r 379
2009-11-08 12:57:16 C 00 28 43.64 +17 20 39.3 r 379
2009-11-08 13:09:02 C 00 28 39.44 +17 20 17.4 r 379
2009-11-08 14:23:28 C 00 28 12.77 +17 17 59.8 r 379
2009-11-08 14:30:09 C 00 28 10.36 +17 17 47.1 r 379
2009-11-08 14:32:49 C 00 28 09.42 +17 17 42.4 r 379
2009-11-10 19:57:17 C 00 07 52.97 +15 23 41.3 w 160
2009-11-10 20:00:04 C 00 07 51.75 +15 23 34.7 w 160
2009-11-10 20:02:41 C 00 07 50.61 +15 23 28.0 w 160