857541 (2012 QG8)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.5134956908 ± 1.06e-08
Semi-major axis (a)2.5472891984 AU ± 7.92e-09
Inclination (i)0.20354094° ± 5.94e-07
Long. of Asc. Node (Ω)131.41960412° ± 3.80e-04
Arg. of Perihelion (ω)92.88103114° ± 3.80e-04
Mean Anomaly (M)136.55309845° ± 2.29e-06
Mean Motion (n)0.2424347637°/day ± 1.13e-09
Perihelion dist (q)1.23926717 AU ± 2.74e-08
Aphelion dist (Q)3.85531123 AU ± 2.96e-08
Orbital Period4.06553197 yr ± 1.90e-08
Physical Parameters
H (abs. magnitude)19.12
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-01
RMS Residual0.184″
Uncertainty0
Orbit TypeAmor
MOID0.229986 AU
Observations Used520
Oppositions9
Arc Total2012-2024
First Observation Used2012-08-17
Last Observation Used2024-07-12
Observations (560)
Date Type RA Dec Mag Band Observatory
2016-07-03 09:22:20 C 21 53 14.43 -12 45 30.7 – q G96
2016-07-03 09:40:34 C 21 53 13.94 -12 45 33.0 – q G96
2016-07-03 09:49:43 C 21 53 13.72 -12 45 34.1 – q G96
2016-07-04 12:56:25 C 21 52 34.332 -12 49 13.09 – L F51
2016-07-04 13:11:25 C 21 52 33.912 -12 49 15.32 – L F51
2016-07-04 13:41:29 C 21 52 33.060 -12 49 19.46 – L F51
2016-07-12 09:30:29 C 21 46 34.24 -13 22 02.7 – q G96
2016-07-12 09:41:23 C 21 46 33.78 -13 22 04.3 – q G96
2016-07-12 09:53:21 C 21 46 33.32 -13 22 07.2 – q G96
2016-07-12 10:04:18 C 21 46 32.88 -13 22 10.2 – q G96
2016-08-03 02:03:25 C 21 21 45.80 -15 27 51.9 – u 807
2016-08-03 02:09:47 C 21 21 45.46 -15 27 53.5 – u 807
2016-08-03 02:16:04 C 21 21 45.13 -15 27 55.0 – u 807
2016-08-03 09:40:46 C 21 21 22.078 -15 29 53.49 – L F51
2016-08-03 09:57:28 C 21 21 21.165 -15 29 57.62 – L F51
2016-08-03 10:14:14 C 21 21 20.259 -15 30 01.88 – L F51
2016-08-03 10:30:58 C 21 21 19.353 -15 30 05.96 – L F51
2016-08-27 07:44:45 C 20 57 25.577 -17 18 32.69 – L F51
2016-08-27 08:02:39 C 20 57 25.048 -17 18 34.85 – L F51
2016-08-27 08:20:32 C 20 57 24.506 -17 18 37.02 – L F51
2016-08-27 08:38:25 C 20 57 23.975 -17 18 39.22 – L F51
2020-01-23 15:12:15 C 13 26 43.291 -08 55 16.86 – U F52
2020-01-23 15:23:08 C 13 26 44.490 -08 55 24.00 – U F52
2020-01-23 15:34:56 C 13 26 45.860 -08 55 31.95 – U F52
2020-01-23 15:46:38 C 13 26 47.183 -08 55 39.86 – U F52
2020-01-29 11:42:40 C 13 43 26.66 -10 30 21.5 – V G96
2020-01-29 11:50:06 C 13 43 27.55 -10 30 26.4 – V G96
2020-01-29 11:57:32 C 13 43 28.43 -10 30 31.5 – V G96
2020-01-29 12:04:58 C 13 43 29.33 -10 30 36.6 – V G96
2020-02-20 11:39:04 C 14 54 07.22 -16 18 56.4 – V G96
2020-02-20 11:46:23 C 14 54 08.28 -16 19 01.6 – V G96
2020-02-20 11:53:42 C 14 54 09.32 -16 19 07.4 – V G96
2020-02-20 12:01:01 C 14 54 10.34 -16 19 10.5 – V G96
2020-03-22 13:56:08 C 16 54 59.774 -22 08 17.79 – U F51
2020-03-22 14:13:37 C 16 55 02.681 -22 08 22.40 – U F51
2020-03-22 14:30:18 C 16 55 05.453 -22 08 26.77 – U F51
2020-03-22 14:47:00 C 16 55 08.230 -22 08 31.13 – U F51
2020-05-26 09:30:33 C 20 01 01.58 -20 03 58.6 – V G96
2020-05-26 09:38:03 C 20 01 01.89 -20 03 57.9 – V G96
2020-05-26 09:45:34 C 20 01 02.06 -20 03 57.7 – V G96
2020-05-26 09:53:07 C 20 01 02.25 -20 03 57.0 – V G96
2020-05-27 09:24:42 C 20 01 52.79 -20 01 45.3 – V G96
2020-05-27 09:31:38 C 20 01 52.99 -20 01 44.5 – V G96
2020-05-27 09:38:32 C 20 01 53.19 -20 01 43.9 – V G96
2020-05-27 09:45:28 C 20 01 53.38 -20 01 43.3 – V G96
2020-06-01 12:51:41 C 20 05 12.04 -19 53 18.3 – V T05
2020-06-01 12:54:19 C 20 05 12.04 -19 53 18.5 – V T05
2020-06-01 13:00:16 C 20 05 12.15 -19 53 17.8 – V T05
2020-06-01 13:08:11 C 20 05 12.23 -19 53 18.1 – V T05
2020-06-17 11:38:14 C 20 04 52.41 -19 59 32.8 – V T05