87311 (2000 QJ1)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS ⇩ Gaia
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.5121286409 ± 3.42e-08
Semi-major axis (a)1.5902953064 AU ± 2.23e-09
Inclination (i)7.69717451° ± 1.36e-06
Long. of Asc. Node (Ω)191.41204911° ± 1.02e-05
Arg. of Perihelion (ω)343.51122574° ± 1.16e-05
Mean Anomaly (M)329.27260980° ± 3.61e-06
Mean Motion (n)0.4914684127°/day ± 1.03e-09
Perihelion dist (q)0.77585953 AU ± 5.43e-08
Aphelion dist (Q)2.40473108 AU ± 5.44e-08
Orbital Period2.00547229 yr ± 4.21e-09
Physical Parameters
H (abs. magnitude)16.50
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-05-31
RMS Residual0.193″
Uncertainty0
Orbit TypeApollo
MOID0.108798 AU
Observations Used2159
Gaia Obs Used75
Oppositions17
Arc Total1982-2026
First Observation Used1982-08-16
Last Observation Used2026-01-11
Observations (2884)
Date Type RA Dec Mag Band Observatory
2018-08-11 11:11:55 C 21 43 37.607 -01 49 51.40 U F51
2018-08-11 11:43:50 C 21 43 35.427 -01 50 06.45 U F51
2018-08-11 23:56:12 C 21 42 47.10 -01 55 56.6 q 160
2018-08-12 00:00:16 C 21 42 46.80 -01 55 58.4 q 160
2018-08-12 00:04:18 C 21 42 46.56 -01 56 00.7 q 160
2018-08-12 23:15:01 C 21 41 14.81 -02 07 06.3 q 160
2018-08-12 23:18:53 C 21 41 14.56 -02 07 08.4 q 160
2018-08-12 23:22:32 C 21 41 14.35 -02 07 10.0 q 160
2018-08-14 11:57:59 C 21 38 49.84 -02 24 50.9 U T08
2018-08-14 12:13:06 C 21 38 48.91 -02 24 58.4 U T08
2018-08-14 12:29:00 C 21 38 47.79 -02 25 05.5 U T08
2018-08-14 12:44:15 C 21 38 46.77 -02 25 14.4 U T08
2018-08-15 23:03:01 C 21 36 32.87 -02 42 05.4 q 160
2018-08-15 23:06:38 C 21 36 32.64 -02 42 06.8 q 160
2018-08-15 23:10:17 C 21 36 32.41 -02 42 09.1 q 160
2018-08-16 23:59:08 C 21 34 56.12 -02 54 24.5 q 160
2018-08-17 00:02:55 C 21 34 55.77 -02 54 27.1 q 160
2018-08-17 23:16:53 C 21 33 26.65 -03 05 57.2 q 160
2018-08-17 23:19:26 C 21 33 26.48 -03 05 58.4 q 160
2018-08-17 23:22:19 C 21 33 26.31 -03 05 59.6 q 160
2018-08-18 11:08:45 C 21 32 41.49 -03 11 46.1 U T08
2018-08-18 11:24:13 C 21 32 40.24 -03 11 56.5 U T08
2018-08-18 11:38:43 C 21 32 39.28 -03 12 03.7 U T08
2018-08-18 11:53:57 C 21 32 38.31 -03 12 11.1 U T08
2018-08-18 23:20:24 C 21 31 55.04 -03 17 55.8 q 160
2018-08-18 23:24:30 C 21 31 54.80 -03 17 57.5 q 160
2018-08-18 23:28:36 C 21 31 54.53 -03 17 59.7 q 160
2018-08-20 22:46:02 C 21 28 57.61 -03 41 35.7 q 160
2018-08-20 22:49:58 C 21 28 57.38 -03 41 37.5 q 160
2018-08-20 22:53:06 C 21 28 57.18 -03 41 39.1 q 160
2018-09-01 03:17:23 C 21 13 59.51 -05 52 49.8 q H15
2018-09-01 03:28:03 C 21 13 59.06 -05 52 55.0 q H15
2018-09-01 03:37:07 C 21 13 58.59 -05 52 59.4 q H15
2018-09-07 03:21:47 C 21 07 34.54 -06 57 51.6 V G96
2018-09-07 03:29:48 C 21 07 34.21 -06 57 55.1 V G96
2018-09-07 03:37:49 C 21 07 33.88 -06 57 58.5 V G96
2018-09-07 03:45:50 C 21 07 33.55 -06 58 02.1 V G96
2018-09-07 04:23:42 C 21 07 31.98 -06 58 18.0 V 703
2018-09-07 04:31:59 C 21 07 31.65 -06 58 21.1 V 703
2018-09-07 04:40:15 C 21 07 31.25 -06 58 25.7 V 703
2018-09-07 04:48:31 C 21 07 30.96 -06 58 29.1 V 703
2018-09-08 13:52:46 C 21 06 13.78 -07 12 37.0 q D29
2018-09-08 14:13:08 C 21 06 13.00 -07 12 45.6 q D29
2018-09-08 14:33:31 C 21 06 12.18 -07 12 54.3 q D29
2018-09-09 10:10:43 C 21 05 28.38 -07 21 06.8 U T05
2018-09-09 10:18:57 C 21 05 28.09 -07 21 10.9 U T05
2018-09-09 10:34:08 C 21 05 27.45 -07 21 16.1 U T05
2018-09-09 10:40:12 C 21 05 27.24 -07 21 18.9 U T05
2018-09-09 10:55:29 C 21 05 26.70 -07 21 24.4 U T05
2018-09-13 03:22:18 C 21 02 29.77 -07 57 00.0 U 703