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
2018-09-13 03:30:30 C 21 02 29.50 -07 57 02.9 U 703
2018-09-13 03:38:44 C 21 02 29.22 -07 57 06.7 U 703
2018-09-13 03:46:56 C 21 02 29.00 -07 57 09.4 U 703
2018-09-14 03:21:09 C 21 01 47.15 -08 06 12.3 V G96
2018-09-14 03:29:24 C 21 01 46.91 -08 06 15.3 V G96
2018-09-14 03:37:39 C 21 01 46.64 -08 06 19.0 V G96
2018-09-14 03:45:54 C 21 01 46.38 -08 06 21.9 V G96
2018-09-16 04:42:34 C 21 00 26.64 -08 24 31.1 V 703
2018-09-16 04:51:58 C 21 00 26.33 -08 24 34.6 V 703
2018-09-16 05:01:21 C 21 00 26.10 -08 24 39.4 V 703
2018-09-16 05:10:45 C 21 00 25.83 -08 24 43.2 V 703
2018-10-04 05:35:08 C 20 55 28.280 -10 28 42.26 U F52
2018-10-04 05:38:06 C 20 55 28.268 -10 28 42.84 U F52
2018-10-04 05:55:02 C 20 55 28.275 -10 28 46.57 U F52
2018-10-04 05:58:00 C 20 55 28.288 -10 28 47.19 U F52
2018-10-04 06:18:04 C 20 55 28.286 -10 28 51.44 U F52
2018-10-04 06:34:59 C 20 55 28.285 -10 28 55.02 U F52
2018-10-04 06:37:56 C 20 55 28.288 -10 28 55.67 U F52
2018-11-06 02:32:01 C 21 11 28.62 -11 40 39.2 V G96
2018-11-06 02:40:05 C 21 11 28.98 -11 40 38.8 V G96
2018-11-06 02:48:11 C 21 11 29.23 -11 40 37.6 V G96
2018-11-06 02:56:17 C 21 11 29.53 -11 40 37.7 V G96
2019-10-01 00:47:28 C 06 55 22.86 +15 34 25.4 V C95
2019-10-01 00:54:27 C 06 55 23.71 +15 34 22.9 V C95
2019-10-05 14:07:49 C 07 09 45.95 +14 43 23.1 V T08
2019-10-05 14:13:39 C 07 09 46.74 +14 43 20.5 V T08
2019-10-05 14:27:49 C 07 09 48.60 +14 43 13.3 V T08
2019-10-05 14:37:54 C 07 09 49.97 +14 43 09.0 V T08
2019-10-11 11:38:49 C 07 29 19.99 +13 25 02.1 V G96
2019-10-11 11:46:12 C 07 29 21.02 +13 24 56.7 V G96
2019-10-11 11:53:34 C 07 29 22.06 +13 24 52.3 V G96
2019-10-11 12:00:57 C 07 29 23.10 +13 24 47.8 V G96
2019-10-17 12:24:37 C 07 50 38.36 +11 48 59.3 V T08
2019-10-17 12:29:28 C 07 50 39.04 +11 48 54.6 V T08
2019-10-17 12:53:14 C 07 50 42.62 +11 48 39.1 V T08
2019-10-17 12:53:53 C 07 50 42.73 +11 48 37.5 V T08
2019-10-25 10:13:57 C 08 20 53.87 +09 15 15.2 V 703
2019-10-25 10:21:25 C 08 20 55.14 +09 15 08.7 V 703
2019-10-25 10:28:55 C 08 20 56.28 +09 15 01.4 V 703
2019-10-25 10:36:23 C 08 20 57.58 +09 14 55.5 V 703
2019-10-25 12:32:49 C 08 21 17.25 +09 13 11.9 V T08
2019-10-25 12:37:21 C 08 21 17.97 +09 13 08.1 V T08
2019-10-25 12:46:38 C 08 21 19.53 +09 12 59.1 V T08
2019-10-25 13:11:09 C 08 21 23.58 +09 12 37.3 V T08
2019-10-26 14:55:07 C 08 25 43.596 +08 49 04.96 U F51
2019-10-26 15:02:55 C 08 25 44.897 +08 48 57.72 U F51
2019-10-26 15:10:40 C 08 25 46.188 +08 48 50.56 U F51
2019-10-26 15:18:24 C 08 25 47.481 +08 48 43.41 U F51
2019-10-28 14:50:58 C 08 33 57.82 +08 03 27.6 V T08
2019-10-28 14:55:04 C 08 33 58.51 +08 03 24.0 V T08