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
1981-09-21 07:39:33 A 22 05 03.30 -12 01 16.4 675
1981-09-21 19:32:28 A 22 06 47.91 -12 11 29.2 046
1981-09-21 19:38:59 A 22 06 48.75 -12 11 36.0 046
1981-09-25 19:17:24 A 22 20 16.82 -13 23 22.1 046
1981-09-25 19:24:40 A 22 20 17.79 -13 23 27.6 046
1981-09-28 21:33:00 A 22 30 15.60 -14 07 20.2 489
1981-09-28 21:42:59 A 22 30 16.50 -14 07 20.4 489
1981-10-04 05:51:00 A 22 46 29.97 -15 00 13.2 15.5 688
1981-10-04 07:36:00 A 22 46 42.00 -15 00 45.3 688
1981-10-08 07:02:31 A 22 57 58.27 -15 22 49.5 675
1981-10-08 08:50:01 A 22 58 09.98 -15 23 05.4 675
1981-10-18 10:42:44 A 23 23 51.15 -15 25 01.4 16.1 474
1981-10-18 11:14:00 A 23 23 54.20 -15 24 57.5 474
1981-10-19 06:25:01 A 23 25 46.82 -15 22 54.1 675
1981-10-22 04:21:59 A 23 32 27.78 -15 10 50.2 675
1981-11-17 05:11:00 A 00 24 03.28 -11 08 33.0 675
1981-11-18 06:37:01 A 00 25 57.15 -10 55 30.0 675
1981-11-23 00:49:13 A 00 34 23.86 -09 55 09.5 A 801
1981-12-17 03:31:01 A 01 15 45.38 -04 26 55.8 675
1981-12-17 04:34:01 A 01 15 49.69 -04 26 18.7 675
1981-12-21 00:47:28 A 01 22 20.04 -03 33 10.3 A 801
1982-01-16 03:47:01 A 02 06 52.94 +02 15 43.2 675
1984-03-10 11:58:21 A 15 06 53.05 -10 34 27.1 675
1984-03-11 11:13:21 A 15 07 15.55 -10 30 00.1 675
1984-04-08 09:46:01 A 15 05 41.44 -06 59 24.0 675
1984-04-29 06:10:26 A 14 47 52.62 -02 56 23.0 A 801
1987-03-08 09:38:30 A 13 42 14.53 -06 04 37.1 688
1987-03-08 09:54:20 A 13 42 14.26 -06 04 32.7 688
1987-03-08 10:14:55 A 13 42 13.91 -06 04 27.0 688
1993-03-20 06:26:29 C 11 26 23.44 +03 58 35.1 a 691
1993-03-20 07:02:44 C 11 26 21.85 +03 58 48.4 a 691
1993-03-20 07:39:24 C 11 26 20.27 +03 59 01.7 a 691
1997-07-31 01:48:37 C 03 53 41.00 +16 59 11.6 z 046
1997-07-31 01:54:33 C 03 53 41.70 +16 59 11.7 z 046
1997-07-31 01:56:15 C 03 53 41.87 +16 59 11.7 z 046
1997-07-31 01:58:33 C 03 53 42.14 +16 59 12.0 z 046
1997-08-03 01:33:57 C 04 01 56.76 +17 02 58.0 z 046
1997-08-03 01:35:56 C 04 01 57.05 +17 02 59.4 z 046
1997-08-03 01:37:47 C 04 01 57.11 +17 02 59.1 z 046
1997-08-12 02:00:31 C 04 25 33.99 +17 02 34.9 z 046
1997-08-12 02:02:22 C 04 25 34.14 +17 02 33.6 z 046
1997-08-12 02:07:09 C 04 25 34.66 +17 02 34.7 z 046
1997-08-12 02:16:49 C 04 25 35.66 +17 02 33.9 z 046
1997-08-13 02:28:54 C 04 28 06.45 +17 01 28.8 z 046
1997-08-13 02:30:52 C 04 28 06.74 +17 01 28.3 z 046
1997-08-13 02:32:36 C 04 28 06.85 +17 01 28.6 z 046
1997-09-25 02:51:29 C 05 47 21.52 +13 49 13.6 z 046
1997-09-25 03:00:06 C 05 47 21.88 +13 49 11.1 z 046
1997-09-25 03:16:39 C 05 47 22.62 +13 49 06.8 z 046
1997-09-26 03:19:17 C 05 48 28.31 +13 42 14.6 z 046