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
2022-04-27 03:42:11 C 09 47 35.387 +26 49 27.70 V G96
2022-04-27 03:50:17 C 09 47 36.046 +26 49 17.69 V G96
2022-04-27 03:58:24 C 09 47 36.694 +26 49 08.08 V G96
2022-04-27 04:06:31 C 09 47 37.338 +26 48 58.32 V G96
2022-04-28 04:15:30 C 09 49 35.971 +26 20 30.19 U I41
2022-04-28 04:57:06 C 09 49 39.250 +26 19 41.48 U I41
2022-04-28 05:51:02 C 09 49 43.500 +26 18 38.20 U I41
2022-04-28 05:55:09 C 09 49 43.790 +26 18 33.30 U I41
2022-04-30 05:07:52 C 09 53 30.318 +25 24 37.51 V 703
2022-04-30 05:22:57 C 09 53 31.463 +25 24 20.74 V 703
2022-04-30 05:30:30 C 09 53 32.114 +25 24 11.66 V 703
2022-05-25 03:55:28 C 10 35 38.692 +16 12 55.51 V G96
2022-05-25 04:05:03 C 10 35 39.268 +16 12 47.74 V G96
2022-05-25 04:13:10 C 10 35 39.804 +16 12 41.11 V G96
2022-05-25 04:26:30 C 10 35 40.650 +16 12 30.85 V G96
2024-06-17 10:00:14 C 01 49 51.137 -20 34 18.08 V W68
2024-06-17 10:21:45 C 01 49 59.266 -20 33 21.74 V W68
2024-06-17 10:37:24 C 01 50 05.100 -20 32 40.16 V W68
2024-06-17 10:40:06 C 01 50 06.127 -20 32 32.46 V W68
2025-02-05 15:22:59 C 15 50 55.589 -17 51 12.12 X F52
2025-02-05 15:28:27 C 15 50 55.835 -17 51 13.59 X F52
2025-02-05 15:33:56 C 15 50 56.113 -17 51 15.24 X F52
2025-04-06 13:41:11 C 16 10 49.487 -22 59 14.80 X F51
2025-04-06 13:51:36 C 16 10 49.024 -22 59 16.58 X F51
2025-04-06 14:02:32 C 16 10 48.544 -22 59 18.51 X F51
2025-04-22 10:12:04 C 15 46 44.418 -23 51 32.62 V G96
2025-04-22 10:19:29 C 15 46 43.799 -23 51 33.12 V G96
2025-04-22 10:26:53 C 15 46 43.147 -23 51 33.66 V G96
2025-04-22 10:34:17 C 15 46 42.496 -23 51 33.84 V G96
2025-05-19 05:12:29 C 14 37 46.160 -23 06 25.20 V G96
2025-05-19 05:20:33 C 14 37 45.228 -23 06 23.65 V G96
2025-05-19 05:28:38 C 14 37 44.260 -23 06 22.14 V G96
2025-05-19 05:36:42 C 14 37 43.367 -23 06 20.12 V G96
2025-05-29 07:56:41 C 14 12 17.844 -22 03 35.37 X F51
2025-05-29 08:15:39 C 14 12 15.986 -22 03 30.18 X F51
2025-05-29 08:34:42 C 14 12 14.118 -22 03 24.87 X F51
2025-05-29 08:53:49 C 14 12 12.248 -22 03 19.57 X F51
2025-06-19 04:23:36 C 13 38 12.210 -20 03 35.96 V G96
2025-06-19 04:32:00 C 13 38 11.828 -20 03 34.13 V G96
2025-06-19 04:40:24 C 13 38 11.501 -20 03 32.62 V G96
2025-06-19 04:48:48 C 13 38 11.134 -20 03 31.28 V G96
2026-01-09 08:30:17 C 15 02 40.56 -01 26 43.5 W94
2026-01-09 08:39:15 C 15 02 40.72 -01 26 43.6 W94
2026-01-09 08:48:12 C 15 02 40.91 -01 26 44.0 W94