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
1999-02-14 04:15:28 C 06 56 51.92 +61 35 22.0 15.2 z 732
1999-02-14 04:20:28 C 06 56 47.56 +61 35 34.6 15.1 z 732
1999-02-14 04:25:28 C 06 56 43.23 +61 35 47.1 15.0 z 732
1999-02-14 04:45:00 C 06 56 23.29 +61 36 10.0 c 758
1999-02-14 04:55:01 C 06 56 14.72 +61 36 33.5 c 758
1999-02-14 05:05:01 C 06 56 06.19 +61 36 57.1 c 758
1999-02-14 05:52:07 C 06 55 32.63 +61 39 00.9 z 684
1999-02-14 05:56:18 C 06 55 28.99 +61 39 11.3 z 684
1999-02-14 06:00:00 C 06 55 25.82 +61 39 20.3 z 684
1999-02-14 06:09:59 C 06 55 17.17 +61 39 44.8 z 684
1999-02-14 06:10:16 C 06 55 19.77 +61 39 24.5 a 658
1999-02-14 06:13:57 C 06 55 16.61 +61 39 33.5 a 658
1999-02-14 14:15:14 C 06 48 26.34 +62 00 19.6 360
1999-02-14 14:17:14 C 06 48 24.48 +62 00 24.3 360
1999-02-14 14:19:14 C 06 48 22.63 +62 00 29.0 360
1999-02-14 21:03:14 C 06 42 22.64 +62 17 13.7 z 587
1999-02-14 21:06:15 C 06 42 19.63 +62 17 21.5 z 587
1999-02-14 21:09:13 C 06 42 16.72 +62 17 28.5 z 587
1999-02-14 23:52:09 C 06 39 54.12 +62 24 27.2 c 758
1999-02-14 23:54:55 C 06 39 51.31 +62 24 34.8 c 758
1999-02-15 00:00:00 C 06 39 28.25 +62 23 57.5 c 611
1999-02-15 00:00:00 C 06 39 46.20 +62 24 48.6 c 758
1999-02-15 00:15:00 C 06 39 13.45 +62 24 32.5 c 611
1999-02-15 00:15:02 C 06 39 30.93 +62 25 29.3 c 758
1999-02-15 00:29:59 C 06 38 58.60 +62 25 05.0 c 611
1999-02-15 00:31:59 C 06 39 13.64 +62 26 14.7 c 758
1999-02-15 00:33:48 C 06 39 11.76 +62 26 19.5 c 758
1999-02-15 01:00:00 C 06 38 28.93 +62 26 10.8 c 611
1999-02-15 01:14:59 C 06 38 14.21 +62 26 42.7 c 611
1999-02-15 01:30:00 C 06 37 59.36 +62 27 15.5 c 611
1999-02-15 03:43:32 C 06 35 56.70 +62 33 43.8 14.6 z 750
1999-02-15 03:47:50 C 06 35 57.19 +62 34 14.0 z 684
1999-02-15 03:48:36 C 06 35 51.40 +62 33 55.7 13.2 z 750
1999-02-15 03:50:55 C 06 35 53.94 +62 34 21.5 z 684
1999-02-15 03:53:47 C 06 35 46.59 +62 34 58.0 14.6 z 732
1999-02-15 03:57:57 C 06 35 41.65 +62 34 19.3 15.7 z 750
1999-02-15 03:59:59 C 06 35 39.85 +62 35 12.7 15.0 z 732
1999-02-15 04:00:01 C 06 35 44.32 +62 34 44.3 z 684
1999-02-15 04:04:59 C 06 35 34.70 +62 35 24.3 14.9 z 732
1999-02-15 04:05:00 C 06 35 34.13 +62 34 35.4 15.2 z 750
1999-02-15 04:05:00 C 06 35 39.00 +62 34 56.7 z 684
1999-02-15 04:09:59 C 06 35 29.25 +62 35 36.2 15.5 z 732
1999-02-15 04:09:59 C 06 35 33.72 +62 35 09.0 z 684
1999-02-15 04:10:00 C 06 35 28.74 +62 34 47.1 14.3 z 750
1999-02-15 04:14:58 C 06 35 23.83 +62 35 47.9 15.3 z 732
1999-02-15 18:43:27 C 06 19 59.81 +63 08 42.0 c 540
1999-02-15 18:45:23 C 06 19 57.50 +63 08 46.4 c 540
1999-02-15 18:47:07 C 06 19 55.39 +63 08 50.4 c 540
1999-02-15 18:48:53 C 06 19 53.28 +63 08 54.5 c 540
1999-02-15 20:17:39 C 06 18 05.51 +63 12 09.4 046