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
2013-10-12 06:03:25 C 01 44 22.64 +21 34 09.8 u H21
2013-10-12 06:20:40 C 01 44 21.71 +21 34 06.8 u H21
2015-08-21 12:07:17 C 23 57 13.173 +01 48 43.93 L F51
2015-08-21 12:25:29 C 23 57 12.280 +01 48 41.02 L F51
2015-08-21 13:01:50 C 23 57 10.462 +01 48 35.06 L F51
2015-09-06 08:19:44 C 23 36 49.22 +00 29 58.4 o 691
2015-09-06 08:46:46 C 23 36 47.67 +00 29 52.0 o 691
2015-09-06 09:13:49 C 23 36 46.07 +00 29 45.8 o 691
2016-11-18 06:43:53 C 03 07 43.17 +32 37 17.0 q G96
2016-11-18 06:56:20 C 03 07 42.30 +32 37 14.4 q G96
2016-11-18 07:02:34 C 03 07 41.74 +32 37 13.2 q G96
2019-10-27 14:27:00 C 08 18 37.436 +30 56 28.41 U F51
2019-10-27 14:44:38 C 08 18 39.088 +30 56 26.55 U F51
2019-10-27 15:02:22 C 08 18 40.774 +30 56 24.49 U F51
2019-11-03 14:25:04 C 08 34 57.917 +30 34 34.37 U F51
2019-11-03 14:41:09 C 08 34 59.473 +30 34 31.94 U F51
2019-11-03 14:57:12 C 08 35 01.028 +30 34 29.82 U F51
2019-11-04 09:22:50 C 08 36 50.34 +30 31 44.7 V G96
2019-11-04 09:29:39 C 08 36 51.00 +30 31 44.8 V G96
2019-11-04 09:36:29 C 08 36 51.68 +30 31 43.8 V G96
2019-11-04 09:43:18 C 08 36 52.32 +30 31 42.6 V G96
2019-12-04 13:12:12 C 09 54 58.800 +27 39 43.16 U F51
2019-12-04 13:31:24 C 09 55 01.074 +27 39 36.27 U F51
2019-12-04 13:50:35 C 09 55 03.349 +27 39 29.38 U F51
2019-12-07 12:20:19 C 10 03 45.30 +27 12 02.8 V G96
2019-12-07 12:27:13 C 10 03 46.16 +27 12 00.1 V G96
2019-12-07 12:34:08 C 10 03 47.00 +27 11 57.2 V G96
2019-12-07 12:41:02 C 10 03 47.85 +27 11 54.5 V G96
2019-12-20 10:26:17 C 10 46 23.13 +24 26 28.4 V 703
2019-12-20 10:33:52 C 10 46 24.28 +24 26 23.2 V 703
2019-12-20 10:41:26 C 10 46 25.35 +24 26 18.1 V 703
2019-12-20 10:49:02 C 10 46 26.49 +24 26 12.7 V 703
2019-12-20 13:45:10 C 10 46 53.31 +24 24 14.3 V T08
2019-12-20 13:50:15 C 10 46 54.11 +24 24 10.7 V T08
2019-12-20 13:59:23 C 10 46 55.44 +24 24 05.0 V T08
2019-12-20 14:14:07 C 10 46 57.57 +24 23 54.5 V T08
2019-12-24 03:15:49 C 11 00 18.85 +23 19 48.6 V C95
2019-12-24 03:19:19 C 11 00 19.37 +23 19 46.0 V C95
2019-12-29 04:33:54 C 11 21 00.06 +21 28 28.9 V 160
2019-12-29 04:37:22 C 11 21 00.70 +21 28 25.9 V 160
2020-01-03 11:12:27 C 11 45 07.80 +18 59 33.7 V 703
2020-01-03 11:20:58 C 11 45 09.41 +18 59 21.9 V 703
2020-01-03 11:29:28 C 11 45 11.08 +18 59 10.8 V 703
2020-01-03 11:37:58 C 11 45 12.78 +18 58 59.4 V 703
2020-01-05 11:26:31 C 11 55 06.87 +17 51 51.2 V G96
2020-01-05 11:34:01 C 11 55 08.43 +17 51 40.4 V G96
2020-01-05 11:41:31 C 11 55 09.97 +17 51 29.2 V G96
2020-01-05 11:49:01 C 11 55 11.52 +17 51 18.1 V G96
2020-01-06 08:12:05 C 11 59 34.54 +17 20 32.2 V 703
2020-01-06 08:19:43 C 11 59 36.25 +17 20 20.4 V 703