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
2003-11-17 04:35:05 C 22 29 56.63 +56 15 11.7 c 670
2003-12-05 03:02:41 C 22 03 30.38 +52 30 07.2 18.9 c 704
2003-12-05 03:19:39 C 22 03 29.81 +52 30 00.3 18.0 c 704
2003-12-05 03:38:16 C 22 03 29.35 +52 29 49.5 18.1 c 704
2003-12-05 03:54:25 C 22 03 28.75 +52 29 43.0 18.1 c 704
2003-12-07 18:00:46 C 22 01 59.32 +52 00 45.4 c 240
2003-12-07 18:02:04 C 22 01 59.29 +52 00 44.7 c 240
2003-12-07 18:05:56 C 22 01 59.21 +52 00 43.0 c 240
2003-12-07 18:17:34 C 22 01 58.97 +52 00 37.8 c 240
2003-12-09 18:07:20 C 22 01 10.21 +51 39 33.7 c 198
2003-12-09 18:28:35 C 22 01 09.84 +51 39 24.5 c 198
2003-12-09 18:45:34 C 22 01 09.52 +51 39 16.8 c 198
2003-12-13 15:52:03 C 22 00 23.20 +51 01 41.5 o 084
2003-12-19 00:28:47 C 22 00 54.85 +50 18 05.6 17.7 d H72
2003-12-19 00:33:58 C 22 00 54.67 +50 18 03.9 17.6 d H72
2003-12-20 00:58:38 C 22 01 12.88 +50 10 55.7 18.4 d H72
2003-12-20 01:03:18 C 22 01 12.93 +50 10 56.3 18.4 d H72
2003-12-20 01:07:58 C 22 01 13.02 +50 10 52.3 18.9 d H72
2003-12-26 17:48:14 C 22 04 40.32 +49 33 55.3 c 130
2003-12-26 17:54:09 C 22 04 40.51 +49 33 54.1 c 130
2003-12-26 18:00:02 C 22 04 40.67 +49 33 53.1 c 130
2003-12-26 18:05:55 C 22 04 40.80 +49 33 51.9 c 130
2003-12-28 01:55:10 C 22 05 39.10 +49 28 39.6 17.1 d H72
2003-12-28 02:05:29 C 22 05 39.28 +49 28 35.3 17.3 d H72
2003-12-28 02:10:40 C 22 05 39.37 +49 28 35.9 17.7 d H72
2004-01-01 15:03:32 C 22 09 41.70 +49 16 10.0 o 084
2004-01-02 15:54:51 C 22 10 45.51 +49 14 29.3 o 084
2004-01-03 16:54:09 C 22 11 52.99 +49 13 13.4 o 084
2004-01-07 16:21:37 C 22 16 41.35 +49 12 23.8 o 084
2004-01-09 17:55:14 C 22 19 30.03 +49 14 23.5 o 084
2004-01-17 01:02:35 C 22 31 14.44 +49 34 33.0 17.7 d H72
2004-01-18 18:51:30 C 22 34 29.39 +49 42 14.6 c 938
2004-01-23 18:21:52 C 22 44 47.60 +50 10 00.8 o 084
2004-02-06 18:03:40 C 23 23 35.77 +52 05 51.6 o 084
2004-02-14 01:04:47 C 23 51 40.88 +53 16 03.8 c 750
2004-02-14 01:07:45 C 23 51 41.42 +53 16 05.0 c 750
2004-02-14 01:10:31 C 23 51 41.92 +53 16 05.9 c 750
2004-02-14 01:13:27 C 23 51 42.43 +53 16 07.0 c 750
2004-02-19 00:39:23 C 00 15 11.49 +53 58 59.5 16.8 d H72
2004-02-19 00:41:17 C 00 15 11.90 +53 59 00.6 16.6 d H72
2004-02-19 00:43:11 C 00 15 12.28 +53 59 00.3 16.9 d H72
2004-02-19 00:45:05 C 00 15 12.53 +53 59 01.5 16.7 d H72
2004-02-19 18:59:12 C 00 19 09.90 +54 04 35.2 o 084
2004-02-20 00:36:37 C 00 20 23.46 +54 06 22.7 17.2 d H72
2004-02-20 00:38:30 C 00 20 24.18 +54 06 24.3 16.4 d H72
2004-02-20 00:40:24 C 00 20 24.48 +54 06 25.6 16.0 d H72
2004-02-20 00:42:16 C 00 20 24.93 +54 06 27.1 16.0 d H72
2004-03-04 18:28:28 01 51 33.99 +54 01 05.0 o 084
2004-03-08 11:39:29 C 02 22 14.40 +52 56 49.4 355
2004-03-08 11:42:00 C 02 22 15.33 +52 56 47.7 355