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
2017-04-23 05:46:45 C 12 06 48.21 +09 35 39.1 q G96
2017-04-23 05:50:43 C 12 06 47.94 +09 35 38.1 q 703
2017-04-23 05:52:56 C 12 06 47.79 +09 35 37.6 q G96
2017-04-23 05:58:27 C 12 06 47.47 +09 35 36.6 q 703
2017-04-23 06:06:09 C 12 06 46.85 +09 35 35.0 q 703
2017-04-23 06:13:52 C 12 06 46.33 +09 35 32.5 q 703
2017-04-28 13:03:12 C 11 59 19.78 +09 03 00.6 q D29
2017-04-28 13:26:07 C 11 59 18.56 +09 02 53.6 q D29
2017-04-28 13:49:02 C 11 59 17.35 +09 02 47.5 q D29
2020-05-24 11:21:34 C 16 24 50.67 -38 21 37.8 V T05
2020-05-24 11:27:33 C 16 24 49.68 -38 21 40.0 V T05
2020-05-24 11:36:09 C 16 24 48.37 -38 21 44.4 V T05
2020-05-24 11:51:21 C 16 24 45.92 -38 21 50.5 V T05
2020-06-09 09:59:14 C 15 18 13.08 -39 26 03.3 V T05
2020-06-09 10:03:51 C 15 18 12.26 -39 26 02.5 V T05
2020-06-09 10:12:29 C 15 18 10.64 -39 26 01.9 V T05
2020-06-09 10:29:03 C 15 18 07.50 -39 25 58.7 V T05
2020-07-10 07:28:36 C 13 38 24.99 -33 47 49.6 q E89
2020-07-10 08:08:02 C 13 38 21.94 -33 47 28.8 q E89
2020-07-21 05:56:35 C 13 23 42.75 -31 49 00.0 V T08
2020-07-21 06:01:14 C 13 23 42.61 -31 48 58.4 V T08
2020-07-21 06:09:51 C 13 23 42.19 -31 48 54.8 V T08
2020-07-21 06:27:59 C 13 23 41.40 -31 48 46.9 V T08
2020-11-16 12:51:00 C 13 02 54.71 +02 02 08.6 U I41
2020-11-16 12:54:20 C 13 02 55.05 +02 02 06.8 U I41
2020-11-16 12:57:42 C 13 02 55.37 +02 02 04.7 U I41
2020-11-16 13:01:05 C 13 02 55.74 +02 02 02.8 U I41
2020-11-16 13:04:28 C 13 02 56.05 +02 02 00.5 U I41
2020-11-16 13:11:11 C 13 02 56.74 +02 01 56.2 U I41
2020-11-16 13:14:33 C 13 02 57.09 +02 01 54.1 U I41
2021-03-07 13:38:33 C 15 24 28.57 -12 25 08.8 V T08
2021-03-07 13:54:54 C 15 24 28.18 -12 25 09.0 V T08
2021-03-07 14:01:34 C 15 24 27.98 -12 25 09.0 V T08
2021-03-07 14:10:13 C 15 24 27.82 -12 25 08.9 V T08
2021-03-15 14:04:03 C 15 18 40.526 -12 24 46.17 U F52
2021-03-15 14:21:41 C 15 18 39.778 -12 24 45.69 U F52
2021-03-15 14:39:18 C 15 18 39.012 -12 24 45.03 U F52
2021-03-22 13:21:48 C 15 10 28.994 -12 16 16.37 U F52
2021-03-22 13:37:35 C 15 10 28.026 -12 16 15.16 U F52
2021-03-22 13:53:24 C 15 10 27.085 -12 16 13.83 U F52
2021-03-22 14:09:15 C 15 10 26.130 -12 16 13.20 U F52
2021-04-04 10:10:15 C 14 47 40.10 -11 38 50.8 V G96
2021-04-04 10:17:42 C 14 47 39.42 -11 38 49.7 V G96
2021-04-04 10:25:08 C 14 47 38.74 -11 38 48.2 V G96
2021-04-04 10:32:34 C 14 47 38.07 -11 38 47.1 V G96
2021-04-10 09:00:27 C 14 34 12.69 -11 11 54.1 V G96
2021-04-10 09:07:47 C 14 34 11.92 -11 11 52.6 V G96
2021-04-10 09:16:21 C 14 34 11.07 -11 11 50.7 V G96
2021-04-10 09:24:54 C 14 34 10.20 -11 11 48.8 V G96
2021-04-10 11:45:57 C 14 33 56.312 -11 11 17.97 U F51