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
2019-08-16 01:44:07 S 03 28 49.35 +16 57 14.3 – L C51
2019-08-16 04:52:37 S 03 29 10.63 +16 56 50.6 – L C51
2019-08-16 08:00:56 S 03 29 31.85 +16 56 27.1 – L C51
2019-08-16 14:17:45 S 03 30 14.04 +16 55 37.8 – L C51
2019-08-16 17:26:04 S 03 30 35.18 +16 55 14.8 – L C51
2019-08-16 20:34:35 S 03 30 56.20 +16 54 48.6 – L C51
2019-08-16 23:42:53 S 03 31 17.23 +16 54 23.4 – L C51
2019-08-17 01:17:08 S 03 31 27.59 +16 54 11.1 – L C51
2019-08-17 10:42:16 S 03 32 30.449 +16 52 52.93 – L C51
2019-08-17 10:42:27 S 03 32 30.389 +16 52 54.08 – L C51
2019-08-17 12:16:31 S 03 32 40.831 +16 52 39.43 – L C51
2019-08-17 13:50:46 S 03 32 51.31 +16 52 26.3 – L C51
2019-08-17 15:25:01 S 03 33 01.63 +16 52 13.0 – L C51
2019-08-17 16:59:06 S 03 33 12.04 +16 51 59.5 – L C51
2019-08-17 20:07:35 S 03 33 32.83 +16 51 32.7 – L C51
2019-08-17 23:15:55 S 03 33 53.43 +16 51 05.0 – L C51
2019-08-18 02:24:25 S 03 34 14.18 +16 50 36.7 – L C51
2019-08-18 05:32:44 S 03 34 34.76 +16 50 09.0 – L C51
2019-08-18 08:41:14 S 03 34 55.35 +16 49 41.1 – L C51
2019-08-18 11:49:32 S 03 35 15.88 +16 49 12.4 – L C51
2019-08-18 13:10:02 C 03 35 25.65 +16 49 00.2 – V T08
2019-08-18 13:48:59 C 03 35 29.78 +16 48 54.3 – V T08
2019-08-18 14:19:08 C 03 35 32.98 +16 48 49.9 – V T08
2019-08-18 14:23:56 C 03 35 33.51 +16 48 49.0 – V T08
2019-08-18 14:34:51 C 03 35 34.67 +16 48 47.4 – V T08
2019-08-18 14:52:29 C 03 35 36.50 +16 48 44.8 – V T08
2019-08-19 02:49:23 C 03 36 54.20 +16 46 48.1 – q 160
2019-08-19 02:52:28 C 03 36 54.53 +16 46 47.4 – q 160
2019-08-19 02:55:33 C 03 36 54.85 +16 46 46.9 – q 160
2019-08-23 23:43:07 S 03 49 00.88 +16 25 05.3 – L C51
2019-08-24 02:50:53 S 03 49 19.49 +16 24 24.6 – L C51
2019-08-24 04:25:52 S 03 49 28.87 +16 24 05.7 – L C51
2019-08-24 05:59:56 S 03 49 38.23 +16 23 44.5 – L C51
2019-08-24 12:16:01 S 03 50 15.40 +16 22 22.4 – L C51
2019-08-24 12:16:12 S 03 50 15.42 +16 22 22.8 – L C51
2019-08-24 13:32:58 C 03 50 23.93 +16 22 05.5 – V T05
2019-08-24 13:37:40 C 03 50 24.37 +16 22 04.4 – V T05
2019-08-24 13:47:51 C 03 50 25.36 +16 22 02.1 – V T05
2019-08-24 14:03:54 C 03 50 26.89 +16 21 58.7 – V T05
2019-08-24 15:25:15 S 03 50 34.03 +16 21 41.7 – L C51
2019-08-24 18:33:34 S 03 50 52.49 +16 20 59.9 – L C51
2019-08-24 21:42:04 S 03 51 10.97 +16 20 18.2 – L C51
2019-08-27 02:37:43 C 03 56 16.12 +16 07 51.0 – q 160
2019-08-27 02:40:46 C 03 56 16.40 +16 07 50.2 – q 160
2019-08-27 02:43:48 C 03 56 16.67 +16 07 49.4 – q 160
2019-08-30 03:04:33 C 04 02 51.51 +15 49 01.4 – q 160
2019-08-30 03:07:34 C 04 02 51.76 +15 49 00.7 – q 160
2019-08-30 03:10:33 C 04 02 52.03 +15 48 59.7 – q 160
2019-08-31 02:11:29 C 04 04 52.54 +15 42 34.1 – q 160
2019-08-31 02:14:24 C 04 04 52.79 +15 42 33.2 – q 160