IAA RAS IAA Minor Planet Database

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
2020-01-06 08:29:25 C 11 59 38.29 +17 20 05.9 – V 703
2020-01-06 08:37:04 C 11 59 39.96 +17 19 54.3 – V 703
2020-01-07 02:36:39 C 12 03 35.35 +16 51 37.8 – V 160
2020-01-07 02:40:09 C 12 03 36.09 +16 51 32.2 – V 160
2020-01-07 02:43:26 C 12 03 36.75 +16 51 26.9 – V 160
2020-01-09 02:47:36 C 12 14 29.17 +15 30 42.0 – V 160
2020-01-09 02:51:05 C 12 14 30.01 +15 30 36.4 – V 160
2020-01-09 02:54:34 C 12 14 30.77 +15 30 30.1 – V 160
2020-01-10 01:41:53 C 12 19 51.91 +14 49 21.9 – V 160
2020-01-10 01:45:19 C 12 19 52.73 +14 49 15.2 – V 160
2020-01-10 01:48:45 C 12 19 53.56 +14 49 08.3 – V 160
2020-01-12 02:56:43 C 12 31 51.53 +13 13 47.0 – V 160
2020-01-12 03:00:01 C 12 31 52.31 +13 13 43.5 – V 160
2020-01-12 03:03:19 C 12 31 52.94 +13 13 36.7 – V 160
2020-01-13 02:09:04 C 12 37 43.81 +12 25 33.6 – V 160
2020-01-13 02:12:35 C 12 37 44.70 +12 25 25.3 – V 160
2020-01-13 02:16:05 C 12 37 45.63 +12 25 17.2 – V 160
2020-01-18 10:34:49 C 13 12 50.91 +07 18 00.4 – V 703
2020-01-18 10:42:22 C 13 12 53.06 +07 17 39.8 – V 703
2020-01-18 10:49:56 C 13 12 55.23 +07 17 19.8 – V 703
2020-01-18 10:57:30 C 13 12 57.40 +07 16 59.0 – V 703
2020-01-18 15:31:37 C 13 14 16.84 +07 04 51.3 – V T05
2020-01-18 15:37:35 C 13 14 18.52 +07 04 35.4 – V T05
2020-01-18 15:51:42 C 13 14 22.53 +07 03 57.8 – V T05
2020-01-18 16:03:39 C 13 14 25.95 +07 03 25.3 – V T05
2020-01-20 11:18:35 C 13 27 21.09 +05 03 16.2 – q H45
2020-01-20 11:19:38 C 13 27 21.44 +05 03 13.4 – q H45
2020-01-20 11:20:41 C 13 27 21.73 +05 03 10.8 – q H45
2020-01-20 11:22:27 C 13 27 22.24 +05 03 05.8 – q H45
2020-01-20 11:23:33 C 13 27 22.58 +05 03 02.5 – q H45
2020-01-20 11:24:36 C 13 27 22.93 +05 02 59.5 – q H45
2020-01-20 14:39:02 C 13 28 22.76 +04 53 47.9 – V T08
2020-01-20 14:43:47 C 13 28 24.18 +04 53 33.7 – V T08
2020-01-20 14:53:14 C 13 28 26.99 +04 53 06.8 – V T08
2020-01-20 15:22:52 C 13 28 35.84 +04 51 41.5 – V T08
2020-01-23 05:52:42 C 13 48 13.04 +01 44 26.8 – V 160
2020-01-23 05:55:37 C 13 48 14.00 +01 44 18.6 – V 160
2020-01-23 05:58:32 C 13 48 15.04 +01 44 09.8 – V 160
2020-01-24 04:00:12 C 13 55 25.31 +00 35 05.5 – V 160
2020-01-24 04:03:04 C 13 55 26.26 +00 34 56.6 – V 160
2020-01-24 04:05:57 C 13 55 27.19 +00 34 47.1 – V 160
2020-01-24 11:34:23 C 13 57 54.96 +00 11 06.4 – V 703
2020-01-24 11:42:01 C 13 57 57.39 +00 10 41.7 – V 703
2020-01-24 11:49:38 C 13 57 59.91 +00 10 17.9 – V 703
2020-01-24 11:57:15 C 13 58 02.38 +00 09 52.6 – V 703
2020-01-24 14:57:43 C 13 59 02.000 +00 00 22.76 – U F52
2020-01-24 14:57:52 C 13 59 02.02 +00 00 23.3 – V T08
2020-01-24 15:02:35 C 13 59 03.56 +00 00 07.6 – V T08
2020-01-24 15:11:12 C 13 59 06.35 -00 00 19.7 – V T08
2020-01-24 15:14:52 C 13 59 07.572 -00 00 32.42 – U F52