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
2004-03-28 18:23:58 C 05 11 21.16 +31 29 32.3 c 113
2004-03-28 18:24:51 C 05 11 21.37 +31 29 28.6 c 113
2004-03-28 18:25:43 C 05 11 21.63 +31 29 24.9 c 113
2004-03-28 21:40:49 05 12 18.10 +31 15 13.2 o 084
2004-03-29 18:37:52 C 05 18 17.94 +29 43 39.2 r A30
2004-03-29 18:40:27 C 05 18 18.87 +29 43 25.2 r A30
2004-03-29 18:42:46 C 05 18 19.38 +29 43 16.9 r A30
2004-03-29 18:44:49 C 05 18 19.95 +29 43 06.9 r A30
2004-03-29 18:48:27 C 05 18 20.84 +29 42 53.3 r A30
2004-03-29 18:54:44 C 05 18 22.74 +29 42 23.2 r A30
2004-03-29 18:59:50 C 05 18 24.27 +29 42 00.1 r A30
2004-03-29 19:04:31 C 05 18 25.42 +29 41 40.1 r A30
2004-04-01 20:02:39 C 05 38 07.66 +24 09 26.8 o 084
2004-04-02 19:41:55 C 05 44 07.94 +22 18 56.3 o 084
2004-04-03 19:38:13 C 05 50 01.45 +20 26 21.3 o 084
2004-04-04 10:00:41 C 05 53 28.59 +19 19 05.7 r D85
2004-04-04 10:01:40 C 05 53 28.79 +19 19 01.3 r D85
2004-04-04 10:02:59 C 05 53 29.11 +19 18 55.6 r D85
2004-04-04 19:52:36 C 05 55 48.36 +18 32 01.3 o 084
2004-04-05 19:24:44 C 06 01 14.84 +16 41 06.9 o 084
2004-04-06 19:19:01 C 06 06 36.45 +14 48 53.0 o 084
2004-04-06 22:51:19 C 06 07 22.97 +14 32 22.3 c J93
2004-04-06 22:53:30 C 06 07 23.45 +14 32 11.9 c J93
2004-04-06 22:56:34 C 06 07 24.12 +14 31 56.2 c J93
2004-04-06 22:58:07 C 06 07 24.51 +14 31 48.4 c J93
2004-04-07 19:42:38 C 06 11 54.48 +12 55 12.7 o 084
2004-04-08 19:42:56 C 06 16 57.96 +11 04 30.3 o 084
2004-04-09 19:40:27 C 06 21 51.86 +09 15 28.7 o 084
2004-04-12 19:02:42 C 06 35 37.84 +04 01 55.0 r 240
2004-04-12 19:03:27 C 06 35 37.99 +04 01 51.5 r 240
2004-04-12 19:04:12 C 06 35 38.12 +04 01 48.2 r 240
2004-04-12 19:13:27 C 06 35 39.83 +04 01 08.5 r 240
2004-04-12 19:14:32 C 06 35 40.02 +04 01 03.8 r 240
2004-04-12 19:16:42 C 06 35 40.42 +04 00 54.6 r 240
2004-04-12 19:18:53 C 06 35 40.81 +04 00 45.5 r 240
2004-04-12 19:22:08 C 06 35 41.41 +04 00 31.5 r 240
2004-04-12 19:24:49 C 06 35 41.90 +04 00 20.1 r 240
2004-04-13 19:09:37 C 06 40 01.49 +02 20 20.6 o 084
2004-04-16 01:00:55 C 06 49 25.00 -01 17 04.2 14.4 d H72
2004-04-16 01:02:32 C 06 49 25.40 -01 17 13.2 15.4 d H72
2004-04-16 01:04:08 C 06 49 25.57 -01 17 17.5 14.9 d H72
2004-04-18 00:56:53 C 06 57 20.26 -04 19 26.6 15.8 d H72
2004-04-18 00:58:37 C 06 57 20.49 -04 19 33.7 16.0 d H72
2004-04-18 01:00:20 C 06 57 20.72 -04 19 39.5 16.0 d H72
2004-04-18 01:02:01 C 06 57 21.06 -04 19 45.9 15.8 d H72
2004-04-20 19:06:11 C 07 07 40.21 -08 13 23.6 c 434
2004-04-20 19:10:41 C 07 07 40.89 -08 13 38.5 c 434
2004-04-20 19:13:29 C 07 07 41.30 -08 13 48.1 c 434
2004-04-23 20:01:19 C 07 18 22.40 -12 07 36.6 r J87
2004-04-23 20:04:31 C 07 18 22.80 -12 07 46.8 r J87