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
1999-02-15 20:19:51 C 06 18 02.83 +63 12 14.0 046
1999-02-15 20:20:56 C 06 18 01.47 +63 12 16.4 046
1999-02-16 02:16:03 C 06 11 00.35 +63 25 50.8 14.6 z 732
1999-02-16 02:17:57 C 06 10 57.80 +63 25 55.0 14.5 z 732
1999-02-16 02:32:58 C 06 10 38.06 +63 26 26.7 15.0 z 732
1999-02-16 02:47:57 C 06 10 18.15 +63 26 57.7 15.0 z 732
1999-02-16 03:02:57 C 06 09 58.23 +63 27 28.5 15.3 z 732
1999-02-16 03:17:59 C 06 09 38.26 +63 27 58.3 15.1 z 732
1999-02-16 03:32:57 C 06 09 18.32 +63 28 27.9 15.1 z 732
1999-02-16 06:58:44 C 06 04 46.58 +63 34 05.7 z 719
1999-02-16 07:09:46 C 06 04 31.69 +63 34 23.2 z 719
1999-02-16 11:39:19 C 05 58 46.49 +63 43 20.0 z 402
1999-02-16 11:41:07 C 05 58 43.97 +63 43 23.0 z 402
1999-02-16 11:42:56 C 05 58 41.36 +63 43 26.3 z 402
1999-02-16 20:54:47 C 05 45 36.72 +63 57 24.3 046
1999-02-16 20:57:35 C 05 45 32.39 +63 57 27.8 046
1999-02-16 20:58:43 C 05 45 30.71 +63 57 29.1 046
1999-02-16 21:00:11 C 05 45 28.45 +63 57 30.9 046
1999-02-17 02:47:04 C 05 36 46.49 +64 04 59.8 i 726
1999-02-17 02:52:03 C 05 36 38.34 +64 05 05.0 i 726
1999-02-17 02:59:45 C 05 36 25.83 +64 05 12.8 i 726
1999-02-17 03:04:45 C 05 36 17.50 +64 05 17.4 i 726
1999-02-17 03:14:44 C 05 36 01.44 +64 05 27.7 i 726
1999-02-17 03:19:45 C 05 35 53.26 +64 05 32.3 i 726
1999-02-17 03:24:45 C 05 35 45.13 +64 05 36.9 i 726
1999-02-17 12:32:44 C 05 20 47.39 +64 13 14.0 360
1999-02-17 12:34:44 C 05 20 43.86 +64 13 14.5 360
1999-02-17 12:36:44 C 05 20 40.29 +64 13 15.0 360
1999-02-17 19:28:24 C 05 08 46.05 +64 14 25.5 046
1999-02-17 19:29:10 C 05 08 44.62 +64 14 25.3 046
1999-02-17 19:30:02 C 05 08 42.92 +64 14 25.2 046
1999-02-17 19:31:01 C 05 08 41.16 +64 14 25.2 046
1999-02-18 01:59:12 C 04 56 48.08 +64 12 29.6 i 726
1999-02-18 02:04:54 C 04 56 36.96 +64 12 25.3 i 726
1999-02-18 18:10:35 C 04 24 32.59 +63 48 13.8 z 595
1999-02-18 18:19:11 C 04 24 13.92 +63 47 51.8 z 595
1999-02-18 18:26:17 C 04 23 58.45 +63 47 33.3 z 595
1999-02-18 18:31:21 C 04 23 47.49 +63 47 20.1 z 595
1999-02-18 19:16:01 C 04 22 10.51 +63 45 09.3 046
1999-02-18 19:17:17 C 04 22 07.82 +63 45 05.8 046
1999-02-18 19:18:13 C 04 22 05.75 +63 45 03.1 046
1999-02-18 19:19:00 C 04 22 04.00 +63 45 00.8 046
1999-02-18 21:52:51 C 04 16 29.69 +63 37 04.5 z 595
1999-02-18 22:00:52 C 04 16 12.35 +63 36 36.8 z 595
1999-02-18 22:04:52 C 04 16 03.72 +63 36 22.7 z 595
1999-02-18 22:15:16 C 04 15 42.04 +63 35 39.8 046
1999-02-18 22:16:20 C 04 15 39.80 +63 35 36.2 046
1999-02-18 22:17:25 C 04 15 37.39 +63 35 32.2 046
1999-02-18 22:18:14 C 04 15 35.74 +63 35 29.6 046
1999-02-19 01:00:22 C 04 09 46.63 +63 25 34.9 104