137158 (1999 FB)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.6068717635 ± 3.24e-08
Semi-major axis (a)1.1799494401 AU ± 8.12e-10
Inclination (i)12.89532112° ± 3.84e-06
Long. of Asc. Node (Ω)37.08728738° ± 1.17e-05
Arg. of Perihelion (ω)3.06829112° ± 1.23e-05
Mean Anomaly (M)1.26489282° ± 5.66e-06
Mean Motion (n)0.7689837782°/day ± 7.94e-10
Perihelion dist (q)0.46387144 AU ± 3.83e-08
Aphelion dist (Q)1.89602744 AU ± 3.83e-08
Orbital Period1.28172572 yr ± 1.32e-09
Physical Parameters
H (abs. magnitude)17.91
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-05-31
RMS Residual0.346″
Uncertainty0
Orbit TypeApollo
MOID0.197505 AU
Observations Used554
Oppositions6
Arc Total1998-2026
First Observation Used1998-05-24
Last Observation Used2026-01-09
Observations (594)
Date Type RA Dec Mag Band Observatory
2017-03-06 12:26:34 C 14 29 03.05 +06 43 30.9 q G96
2017-03-06 12:31:01 C 14 29 02.50 +06 43 33.2 q G96
2017-03-06 12:35:34 C 14 29 01.94 +06 43 35.3 q G96
2017-03-06 12:38:15 C 14 29 01.58 +06 43 36.0 q G96
2017-03-09 01:27:13 C 14 21 30.10 +07 11 58.2 q 160
2017-03-09 01:29:49 C 14 21 29.75 +07 11 59.2 q 160
2017-03-09 01:32:26 C 14 21 29.41 +07 12 00.4 q 160
2017-03-09 08:53:40 C 14 20 32.83 +07 15 26.7 u H21
2017-03-09 08:57:12 C 14 20 32.31 +07 15 28.1 u H21
2017-03-09 09:01:37 C 14 20 31.71 +07 15 29.9 u H21
2017-03-09 09:07:30 C 14 20 30.95 +07 15 32.9 u H21
2017-03-09 09:13:11 C 14 20 30.20 +07 15 35.7 u H21
2017-03-11 01:46:50 C 14 15 12.05 +07 34 14.4 q 160
2017-03-11 01:49:53 C 14 15 11.56 +07 34 16.7 q 160
2017-03-11 01:52:56 C 14 15 11.17 +07 34 18.1 q 160
2017-03-14 00:37:49 C 14 05 31.67 +08 05 53.9 q 160
2017-03-14 00:40:17 C 14 05 31.34 +08 05 55.2 q 160
2017-03-14 00:42:58 C 14 05 31.01 +08 05 58.2 q 160
2017-03-18 14:28:49 C 13 49 43.07 +08 51 13.6 L T08
2017-03-18 14:48:14 C 13 49 40.16 +08 51 19.6 L T08
2017-03-18 15:08:26 C 13 49 37.04 +08 51 27.4 L T08
2017-03-18 15:27:28 C 13 49 34.04 +08 51 36.9 L T08
2017-03-19 13:23:51 C 13 46 20.487 +08 59 50.39 L F51
2017-03-19 13:40:41 C 13 46 17.917 +08 59 56.52 L F51
2017-03-19 13:57:33 C 13 46 15.348 +09 00 02.72 L F51
2017-03-20 07:49:33 C 13 43 37.27 +09 06 28.8 q 703
2017-03-20 07:57:21 C 13 43 36.13 +09 06 31.3 q 703
2017-03-20 08:06:25 C 13 43 34.69 +09 06 34.9 q 703
2017-03-20 08:14:14 C 13 43 33.46 +09 06 37.7 q 703
2017-03-20 13:03:25 C 13 42 50.06 +09 08 23.4 L T05
2017-03-20 14:08:43 C 13 42 40.07 +09 08 46.9 L T05
2017-03-20 14:38:04 C 13 42 35.59 +09 08 56.9 L T05
2017-03-20 14:39:28 C 13 42 35.40 +09 08 57.7 L T05
2017-03-22 11:53:22 C 13 35 51.00 +09 24 09.5 q G96
2017-03-22 11:59:32 C 13 35 50.07 +09 24 11.4 q G96
2017-03-22 12:07:15 C 13 35 48.90 +09 24 13.9 q G96
2017-03-22 12:13:25 C 13 35 47.95 +09 24 15.9 q G96
2017-03-22 22:40:07 C 13 34 15.27 +09 27 30.9 o L52
2017-03-22 23:25:56 C 13 34 08.23 +09 27 46.2 o L52
2017-03-22 23:29:44 C 13 34 07.69 +09 27 46.4 o L52
2017-03-23 20:55:28 C 13 30 56.25 +09 34 16.0 o L52
2017-03-23 21:38:36 C 13 30 49.79 +09 34 30.9 o L52
2017-03-23 21:42:25 C 13 30 49.22 +09 34 31.5 o L52
2017-03-23 22:20:51 C 13 30 43.39 +09 34 42.3 o L52
2017-03-23 23:04:11 C 13 30 36.75 +09 34 57.4 o L52
2017-03-23 23:08:00 C 13 30 36.30 +09 34 57.9 o L52
2017-03-25 18:43:27 C 13 24 07.13 +09 47 03.4 q D29
2017-03-25 19:08:55 C 13 24 03.26 +09 47 09.7 q D29
2017-03-25 19:34:22 C 13 23 59.43 +09 47 16.4 q D29
2017-03-26 15:34:18 C 13 21 03.08 +09 52 16.1 q D29