137120 (1999 BJ8)

NEO PHA MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.5489369289 ± 1.25e-08
Semi-major axis (a)1.9004319003 AU ± 7.84e-10
Inclination (i)8.97179604° ± 4.35e-06
Long. of Asc. Node (Ω)339.42616599° ± 9.43e-06
Arg. of Perihelion (ω)222.03896862° ± 9.49e-06
Mean Anomaly (M)63.32236537° ± 2.18e-06
Mean Motion (n)0.3762130087°/day ± 2.33e-10
Perihelion dist (q)0.85721465 AU ± 2.37e-08
Aphelion dist (Q)2.94364915 AU ± 2.37e-08
Orbital Period2.61986231 yr ± 1.62e-09
Physical Parameters
H (abs. magnitude)18.29
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-05-31
RMS Residual0.334″
Uncertainty0
Orbit TypeApollo
MOID0.022370 AU
Observations Used455
Oppositions16
Arc Total1999-2025
First Observation Used1999-01-14
Last Observation Used2025-01-04
Observations (498)
Date Type RA Dec Mag Band Observatory
1999-02-19 01:01:49 C 04 09 43.59 +63 25 29.2 104
1999-02-19 01:04:09 C 04 09 38.66 +63 25 20.2 104
1999-02-19 05:14:40 C 04 00 49.96 +63 08 20.4 104
1999-02-19 05:15:19 C 04 00 48.50 +63 08 18.0 104
1999-02-19 05:16:14 C 04 00 46.45 +63 08 15.0 104
1999-02-19 05:17:13 C 04 00 44.41 +63 08 10.3 104
1999-02-19 05:18:11 C 04 00 42.49 +63 08 05.9 104
1999-02-19 05:19:12 C 04 00 40.28 +63 08 02.0 104
1999-02-19 11:41:55 C 03 46 17.27 +62 41 58.7 z 402
1999-02-19 11:43:45 C 03 46 13.04 +62 41 48.4 z 402
1999-02-19 11:45:34 C 03 46 08.87 +62 41 38.2 z 402
1999-02-19 19:15:16 C 03 29 20.79 +61 57 20.5 z 104
1999-02-19 19:16:59 C 03 29 16.78 +61 57 08.8 z 104
1999-02-19 19:20:46 C 03 29 08.01 +61 56 42.8 z 104
1999-02-19 19:22:40 C 03 29 03.56 +61 56 29.6 z 104
1999-02-19 19:24:16 C 03 28 59.82 +61 56 18.5 z 104
1999-02-19 19:25:52 C 03 28 55.97 +61 56 07.9 z 104
1999-02-19 19:27:29 C 03 28 52.31 +61 55 55.3 z 104
1999-02-19 22:12:34 C 03 22 30.85 +61 36 03.5 z 620
1999-02-19 22:14:24 C 03 22 26.64 +61 35 49.6 z 620
1999-02-19 23:03:24 C 03 20 35.08 +61 29 25.9 z 620
1999-02-19 23:05:14 C 03 20 30.80 +61 29 11.1 z 620
1999-02-19 23:09:04 C 03 20 22.11 +61 28 40.8 z 620
1999-02-19 23:11:44 C 03 20 16.04 +61 28 19.7 z 620
1999-02-19 23:13:44 C 03 20 11.53 +61 28 04.0 z 620
1999-02-19 23:15:34 C 03 20 07.36 +61 27 49.6 z 620
1999-02-20 20:32:39 C 02 32 34.33 +58 03 44.2 14.9 133
1999-02-20 20:44:01 C 02 32 09.19 +58 01 21.9 14.6 133
1999-02-20 20:44:40 C 02 32 07.79 +58 01 13.8 14.7 133
1999-02-20 20:52:59 C 02 31 49.49 +57 59 29.5 14.4 133
1999-02-20 21:07:06 C 02 31 18.42 +57 56 30.8 15.1 133
1999-02-20 21:10:04 C 02 31 11.84 +57 55 53.4 14.7 133
1999-02-20 21:20:26 C 02 30 49.20 +57 53 42.3 14.8 133
1999-02-20 21:32:13 C 02 30 23.07 +57 51 21.0 z 619
1999-02-20 21:33:07 C 02 30 21.08 +57 51 09.5 z 619
1999-02-20 21:33:59 C 02 30 19.30 +57 50 59.2 z 619
1999-02-20 21:41:51 C 02 30 02.47 +57 49 07.9 15.0 133
1999-02-20 21:50:43 C 02 29 43.22 +57 47 14.3 14.6 133
1999-02-20 21:51:34 C 02 29 41.36 +57 47 03.6 14.7 133
1999-02-20 21:59:03 C 02 29 25.21 +57 45 27.5 14.4 133
1999-02-20 22:00:04 C 02 29 22.92 +57 45 13.5 14.5 133
1999-02-20 22:18:18 C 02 28 43.59 +57 41 18.9 14.2 133
1999-02-20 22:19:17 C 02 28 41.49 +57 41 06.1 14.1 133
1999-02-20 22:30:10 C 02 28 17.99 +57 38 44.4 14.3 133
1999-02-20 22:30:50 C 02 28 16.52 +57 38 35.2 14.6 133
1999-02-21 00:48:45 C 02 23 29.34 +57 11 18.0 i 726
1999-02-21 00:53:46 C 02 23 18.36 +57 10 11.6 i 726
1999-02-21 00:58:45 C 02 23 07.35 +57 09 05.4 i 726
1999-02-21 21:32:28 C 01 41 28.82 +51 52 36.7 z 619
1999-02-21 21:33:25 C 01 41 27.02 +51 52 18.5 z 619