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
2001-04-05 18:36:04 C 20 27 14.58 -28 43 27.4 413
2001-06-02 19:32:52 C 01 33 13.96 -05 11 19.1 413
2001-06-02 19:34:41 C 01 33 14.47 -05 11 15.2 413
2001-06-02 19:36:29 C 01 33 14.95 -05 11 10.9 413
2002-05-02 16:37:35 C 16 22 37.89 -29 49 32.1 e 413
2002-05-02 16:39:55 C 16 22 37.65 -29 49 31.8 e 413
2002-06-03 08:53:39 C 14 48 03.40 -30 15 50.2 c 474
2002-06-03 08:58:50 C 14 48 02.74 -30 15 48.8 c 474
2002-06-03 09:02:00 C 14 48 02.27 -30 15 48.5 c 474
2003-03-06 11:43:47 C 15 06 46.78 -07 56 35.5 c 711
2003-03-06 12:02:19 C 15 06 46.07 -07 56 33.4 c 711
2003-03-06 12:20:51 C 15 06 45.27 -07 56 32.1 c 711
2003-03-13 13:08:17 C 14 58 45.58 -07 36 24.1 20.6 c 608
2003-03-13 13:24:10 C 14 58 44.62 -07 36 21.5 20.3 c 608
2003-03-13 13:39:22 C 14 58 43.73 -07 36 20.0 21.0 c 608
2003-03-30 08:30:30 C 14 26 56.30 -06 13 24.8 18.7 c 704
2003-03-30 08:30:57 C 14 26 56.01 -06 13 25.9 d 734
2003-03-30 08:41:06 C 14 26 55.04 -06 13 23.2 d 734
2003-03-30 08:48:25 C 14 26 54.52 -06 13 20.0 19.2 c 704
2003-03-30 08:52:28 C 14 26 53.89 -06 13 20.6 d 734
2003-03-30 09:06:05 C 14 26 52.67 -06 13 15.4 18.9 c 704
2003-03-30 09:40:58 C 14 26 49.17 -06 13 07.7 18.6 c 704
2003-04-27 07:59:30 C 13 15 51.86 -03 23 42.2 d 734
2003-04-27 08:16:14 C 13 15 50.27 -03 23 37.7 d 734
2003-05-05 03:36:57 C 12 59 54.50 -02 56 48.8 c 704
2003-05-05 03:55:38 C 12 59 52.97 -02 56 46.2 c 704
2003-05-05 04:14:07 C 12 59 51.53 -02 56 43.5 c 704
2003-05-05 04:50:10 C 12 59 48.63 -02 56 39.7 c 704
2004-04-09 20:37:52 C 06 50 30.32 +39 57 50.1 r 938
2006-05-24 16:16:53 C 20 07 25.24 -44 05 29.8 r E12
2006-05-24 17:01:27 C 20 07 29.38 -44 06 32.8 r E12
2006-06-06 15:07:37 C 20 47 47.90 -53 34 28.1 r E12
2006-06-06 15:20:13 C 20 47 50.13 -53 34 59.1 r E12
2006-06-06 15:32:45 C 20 47 52.33 -53 35 28.6 r E12
2006-06-06 15:45:19 C 20 47 54.52 -53 35 59.3 r E12
2007-04-09 10:15:52 C 15 35 28.01 -19 29 52.5 o 691
2007-04-09 10:41:14 C 15 35 26.14 -19 29 52.6 o 691
2007-04-11 09:52:53 C 15 32 06.74 -19 31 01.0 o 691
2007-04-11 10:18:19 C 15 32 04.84 -19 31 01.8 o 691
2007-04-11 10:43:45 C 15 32 02.94 -19 31 02.1 o 691
2007-04-20 08:03:53 C 15 14 13.38 -19 26 39.5 r G96
2007-04-20 08:13:58 C 15 14 12.40 -19 26 39.2 r G96
2007-04-20 08:23:58 C 15 14 11.43 -19 26 38.1 r G96
2007-04-20 08:33:51 C 15 14 10.50 -19 26 37.6 r G96
2007-05-13 06:50:55 C 14 16 42.96 -17 56 15.7 r G96
2007-05-13 07:00:06 C 14 16 42.02 -17 56 13.4 r G96
2007-05-13 07:09:13 C 14 16 41.01 -17 56 11.1 r G96
2007-05-13 07:18:21 C 14 16 40.08 -17 56 08.7 r G96
2008-02-09 11:30:04 C 15 40 17.55 +09 01 03.7 r 448
2008-02-09 11:38:16 C 15 40 16.70 +09 01 08.0 r 448