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
2009-11-16 23:31:17 C 22 44 04.25 +05 56 52.3 o H83
2010-06-19 11:22:36 C 17 56 27.641 -20 22 02.97 t 568
2010-06-19 11:25:47 C 17 56 27.368 -20 22 02.73 t 568
2010-06-19 11:28:27 C 17 56 27.138 -20 22 02.53 t 568
2010-06-19 11:31:50 C 17 56 26.849 -20 22 02.29 t 568
2011-08-29 10:34:09 C 23 13 09.871 +02 28 59.23 o 568
2011-08-29 10:42:03 C 23 13 09.399 +02 28 56.83 o 568
2011-08-29 10:50:09 C 23 13 08.912 +02 28 54.39 o 568
2011-09-01 09:42:50 C 23 08 55.525 +02 06 46.58 o 568
2011-09-01 09:48:13 C 23 08 55.177 +02 06 44.80 o 568
2011-09-01 09:53:51 C 23 08 54.825 +02 06 43.02 o 568
2012-05-14 04:03:44 C 09 17 48.39 +09 25 52.7 o 291
2012-05-14 04:05:07 C 09 17 48.95 +09 25 51.1 o 291
2012-05-14 04:06:29 C 09 17 49.46 +09 25 49.2 o 291
2020-09-17 09:57:48 C 01 06 24.873 +15 23 40.18 U F51
2020-09-17 10:18:20 C 01 06 23.937 +15 23 38.55 U F51
2020-09-17 10:38:51 C 01 06 23.031 +15 23 36.94 U F51
2020-09-17 10:59:25 C 01 06 22.096 +15 23 35.59 U F51
2020-09-26 06:46:53 C 00 55 03.63 +14 49 27.0 V G96
2020-09-26 06:54:29 C 00 55 03.14 +14 49 24.9 V G96
2020-09-26 07:02:05 C 00 55 02.61 +14 49 22.9 V G96
2020-09-26 07:09:40 C 00 55 02.12 +14 49 21.3 V G96
2020-10-07 07:48:56 C 00 33 52.42 +13 09 52.9 V G96
2020-10-07 07:56:20 C 00 33 51.69 +13 09 49.4 V G96
2020-10-07 08:03:43 C 00 33 50.93 +13 09 45.5 V G96
2020-10-07 08:11:07 C 00 33 50.25 +13 09 41.4 V G96
2020-10-13 07:54:40 C 00 19 21.446 +11 44 30.28 U F52
2020-10-13 08:09:31 C 00 19 19.783 +11 44 20.36 U F52
2020-10-13 08:24:21 C 00 19 18.135 +11 44 10.63 U F52
2020-10-15 04:35:27 C 00 14 30.75 +11 13 20.6 V G96
2020-10-15 04:44:22 C 00 14 29.75 +11 13 14.1 V G96
2020-10-15 05:02:10 C 00 14 27.69 +11 13 01.5 V G96
2020-10-21 06:28:47 C 23 57 57.529 +09 17 54.51 U F52
2020-10-21 06:42:32 C 23 57 55.875 +09 17 42.91 U F52
2020-10-21 06:56:19 C 23 57 54.207 +09 17 31.06 U F52
2020-11-06 04:11:11 C 23 14 41.71 +03 10 12.4 V 691
2020-11-06 04:20:59 C 23 14 40.61 +03 10 02.3 V 691
2020-11-17 03:24:28 C 22 49 44.12 -01 13 06.7 V G96
2020-11-17 03:31:58 C 22 49 43.44 -01 13 13.8 V G96
2020-11-17 03:39:26 C 22 49 42.78 -01 13 21.3 V G96
2020-11-17 03:46:54 C 22 49 42.10 -01 13 28.7 V G96
2020-12-06 05:39:37 C 22 15 21.920 -08 36 21.09 U F51
2020-12-06 05:56:23 C 22 15 20.534 -08 36 38.23 U F51
2020-12-06 06:13:08 C 22 15 19.141 -08 36 55.47 U F51