IAA RAS IAA Minor Planet Database

3102 Krok (1981 QA)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS ⇩ Gaia
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.4491904090 ± 4.70e-09
Semi-major axis (a)2.1512726603 AU ± 4.69e-10
Inclination (i)8.44256077° ± 4.79e-07
Long. of Asc. Node (Ω)172.04674076° ± 4.34e-06
Arg. of Perihelion (ω)154.75100863° ± 4.59e-06
Mean Anomaly (M)6.75157514° ± 8.67e-07
Mean Motion (n)0.3123698357°/day ± 1.02e-10
Perihelion dist (q)1.18494161 AU ± 1.01e-08
Aphelion dist (Q)3.11760371 AU ± 1.01e-08
Orbital Period3.15531838 yr ± 1.03e-09
Physical Parameters
H (abs. magnitude)16.16
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-05-31
RMS Residual0.103″
Uncertainty0
Orbit TypeAmor
MOID0.182409 AU
Observations Used2533
Gaia Obs Used122
Oppositions25
Arc Total1981-2025
First Observation Used1981-08-21
Last Observation Used2025-12-10
Observations (2806)
Date Type RA Dec Mag Band Observatory
2019-10-04 03:08:47 C 04 45 48.27 +10 11 30.3 – q 160
2019-10-05 09:57:14 C 04 46 05.43 +09 56 29.4 – V 703
2019-10-05 10:04:51 C 04 46 05.44 +09 56 25.7 – V 703
2019-10-05 10:12:28 C 04 46 05.48 +09 56 21.5 – V 703
2019-10-05 10:20:05 C 04 46 05.49 +09 56 18.5 – V 703
2019-10-05 12:32:55 C 04 46 06.673 +09 55 15.64 – U F51
2019-10-05 12:49:01 C 04 46 06.738 +09 55 07.82 – U F51
2019-10-05 13:05:08 C 04 46 06.804 +09 54 59.97 – U F51
2019-10-05 13:21:22 C 04 46 06.868 +09 54 52.07 – U F51
2019-10-05 13:35:43 C 04 46 06.92 +09 54 47.9 – V T08
2019-10-05 13:41:02 C 04 46 06.92 +09 54 44.1 – V T08
2019-10-05 13:56:55 C 04 46 06.99 +09 54 35.2 – V T08
2019-10-06 11:26:07 C 04 46 15.28 +09 44 02.2 – V T05
2019-10-06 11:33:46 C 04 46 15.31 +09 43 58.5 – V T05
2019-10-06 11:41:05 C 04 46 15.34 +09 43 54.9 – V T05
2019-10-06 12:01:41 C 04 46 15.38 +09 43 45.4 – V T05
2019-10-07 11:26:34 C 04 46 20.73 +09 32 14.5 – V T05
2019-10-07 11:36:49 C 04 46 20.72 +09 32 09.4 – V T05
2019-10-07 11:41:26 C 04 46 20.71 +09 32 07.0 – V T05
2019-10-07 11:56:21 C 04 46 20.72 +09 31 59.8 – V T05
2019-10-08 10:47:40 C 04 46 22.19 +09 20 42.6 – V 703
2019-10-08 10:55:14 C 04 46 22.18 +09 20 38.9 – V 703
2019-10-08 11:02:50 C 04 46 22.11 +09 20 34.6 – V 703
2019-10-08 11:10:26 C 04 46 22.09 +09 20 31.6 – V 703
2019-10-08 13:20:39 C 04 46 22.31 +09 19 29.5 – V T08
2019-10-08 13:26:30 C 04 46 22.28 +09 19 27.0 – V T08
2019-10-08 13:34:48 C 04 46 22.25 +09 19 22.9 – V T08
2019-10-08 13:51:32 C 04 46 22.21 +09 19 14.6 – V T08
2019-10-09 02:07:11 C 04 46 21.75 +09 13 07.6 – q 160
2019-10-09 02:10:06 C 04 46 21.75 +09 13 07.1 – q 160
2019-10-09 02:13:03 C 04 46 21.77 +09 13 05.4 – q 160
2019-10-09 12:14:16 C 04 46 20.879 +09 08 12.60 – U F51
2019-10-09 12:31:44 C 04 46 20.783 +09 08 04.07 – U F51
2019-10-09 12:49:08 C 04 46 20.684 +09 07 55.51 – U F51
2019-10-09 13:06:40 C 04 46 20.581 +09 07 46.88 – U F51
2019-10-11 02:17:24 C 04 46 10.91 +08 49 22.7 – q 160
2019-10-11 02:20:20 C 04 46 10.89 +08 49 21.3 – q 160
2019-10-11 02:23:15 C 04 46 10.88 +08 49 20.1 – q 160
2019-10-12 02:12:42 C 04 46 00.40 +08 37 36.2 – q 160
2019-10-12 02:15:39 C 04 46 00.38 +08 37 34.7 – q 160
2019-10-12 02:18:36 C 04 46 00.37 +08 37 33.0 – q 160
2019-10-12 12:35:42 C 04 45 54.90 +08 32 34.2 – V T08
2019-10-12 12:40:24 C 04 45 54.91 +08 32 31.9 – V T08
2019-10-12 12:47:57 C 04 45 54.83 +08 32 28.3 – V T08
2019-10-12 13:02:33 C 04 45 54.51 +08 32 17.0 – V T08
2019-10-13 10:36:08 C 04 45 40.79 +08 21 42.6 – U I41
2019-10-13 11:24:54 C 04 45 40.60 +08 21 21.4 – V T08
2019-10-13 11:32:24 C 04 45 40.46 +08 21 17.8 – V T08
2019-10-13 11:37:04 C 04 45 40.40 +08 21 15.2 – V T08
2019-10-13 11:53:08 C 04 45 40.17 +08 21 07.5 – V T08