137427 (1999 TF211)

NEO PHA MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS ⇩ Gaia
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.6118006054 ± 5.33e-09
Semi-major axis (a)2.4395205680 AU ± 3.65e-09
Inclination (i)39.50642464° ± 5.61e-07
Long. of Asc. Node (Ω)347.89661414° ± 1.41e-06
Arg. of Perihelion (ω)162.38811104° ± 2.43e-06
Mean Anomaly (M)235.99995125° ± 5.63e-06
Mean Motion (n)0.2586756506°/day ± 5.80e-10
Perihelion dist (q)0.94702041 AU ± 1.31e-08
Aphelion dist (Q)3.93202073 AU ± 1.43e-08
Orbital Period3.81027855 yr ± 8.54e-09
Physical Parameters
H (abs. magnitude)15.28
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-05-31
RMS Residual0.026″
Uncertainty0
Orbit TypeApollo
MOID0.028189 AU
Observations Used677
Gaia Obs Used89
Oppositions13
Arc Total1999-2025
First Observation Used1999-10-06
Last Observation Used2025-09-16
Observations (705)
Date Type RA Dec Mag Band Observatory
2004-04-23 20:07:50 C 07 18 23.26 -12 07 56.5 r J87
2004-05-10 08:37:15 C 08 08 43.30 -27 29 04.5 r 428
2004-05-10 08:38:10 C 08 08 43.41 -27 29 06.0 r 428
2004-05-27 08:07:59 C 08 55 33.20 -36 51 33.7 r 428
2004-05-27 08:10:21 C 08 55 33.49 -36 51 36.2 r 428
2004-05-27 08:12:46 C 08 55 33.75 -36 51 38.7 r 428
2004-05-30 09:31:55 C 09 04 02.15 -38 09 35.1 r E17
2004-05-30 09:36:14 C 09 04 02.65 -38 09 39.6 r E17
2004-05-30 09:40:32 C 09 04 03.12 -38 09 43.8 r E17
2004-07-09 10:18:09 C 11 05 38.97 -49 42 12.0 r 474
2004-07-09 10:20:09 C 11 05 39.25 -49 42 13.1 r 474
2004-07-09 10:24:10 C 11 05 39.93 -49 42 14.3 r 474
2004-07-10 09:38:34 C 11 08 53.33 -49 53 42.7 r 474
2004-07-10 09:41:10 C 11 08 53.75 -49 53 43.2 r 474
2004-07-10 09:44:29 C 11 08 54.27 -49 53 45.4 r 474
2004-07-10 09:47:19 C 11 08 54.51 -49 53 46.8 r 474
2004-07-10 09:51:50 C 11 08 55.45 -49 53 49.9 r 474
2004-07-10 09:54:50 C 11 08 55.86 -49 53 51.3 r 474
2006-07-29 07:37:44 C 23 51 32.22 -05 51 41.1 21.0 c H55
2006-07-29 07:48:45 C 23 51 31.99 -05 51 41.0 20.9 c H55
2006-07-29 07:54:33 C 23 51 31.77 -05 51 41.8 21.0 c H55
2006-08-27 08:44:43 C 23 28 35.84 -06 28 19.8 c 691
2006-08-27 09:09:38 C 23 28 34.71 -06 28 21.7 c 691
2006-08-27 09:34:31 C 23 28 33.69 -06 28 24.0 c 691
2006-09-26 05:47:49 C 22 56 01.82 -07 25 16.3 r G96
2006-09-26 05:57:31 C 22 56 01.39 -07 25 16.9 r G96
2006-09-26 06:07:32 C 22 56 00.96 -07 25 17.2 r G96
2006-09-26 06:17:22 C 22 56 00.49 -07 25 18.3 r G96
2006-10-16 04:22:16 C 22 37 57.18 -07 37 01.6 r G96
2006-10-16 04:31:10 C 22 37 56.92 -07 37 01.9 r G96
2006-10-16 04:39:19 C 22 37 56.64 -07 37 01.0 r G96
2006-10-16 04:47:28 C 22 37 56.31 -07 37 02.1 r G96
2007-09-25 00:39:46 C 06 00 26.45 +68 01 03.9 o 084
2007-09-25 00:44:00 C 06 00 27.57 +68 01 08.4 o 084
2007-09-29 23:59:02 C 06 36 27.02 +70 01 01.3 o 084
2007-10-20 16:34:02 C 10 10 19.51 +72 19 18.9 o 084
2007-10-20 16:38:15 C 10 10 21.31 +72 19 17.2 o 084
2007-10-31 18:23:12 C 11 52 17.00 +68 08 14.3 o 084
2007-11-01 01:17:59 C 11 54 27.30 +67 59 24.7 c A24
2007-11-01 01:19:26 C 11 54 27.79 +67 59 23.0 c A24
2007-11-05 17:14:12 C 12 25 52.88 +65 23 43.1 o 084
2007-11-17 17:01:33 C 13 23 58.03 +57 29 17.9 o 084
2007-12-05 04:54:25 C 14 14 31.88 +43 56 59.5 c A24
2007-12-05 04:55:53 C 14 14 32.01 +43 56 56.4 c A24
2008-01-11 12:24:39 C 15 18 43.23 +05 14 35.0 r 703
2008-01-11 12:30:54 C 15 18 43.66 +05 14 14.9 r 703
2008-01-11 12:37:09 C 15 18 44.06 +05 13 55.1 r 703
2008-01-13 11:28:58 C 15 22 01.75 +02 42 24.5 16.8 c 704
2008-01-13 11:47:49 C 15 22 03.07 +02 41 22.4 17.1 c 704
2008-01-13 12:06:40 C 15 22 04.37 +02 40 20.7 17.0 c 704