831340 (2009 QK2)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.6245908422 ± 5.47e-08
Semi-major axis (a)3.0435319322 AU ± 9.91e-09
Inclination (i)16.60392321° ± 1.27e-05
Long. of Asc. Node (Ω)205.00796335° ± 2.59e-05
Arg. of Perihelion (ω)69.55691592° ± 2.88e-05
Mean Anomaly (M)37.26501836° ± 1.06e-05
Mean Motion (n)0.1856288534°/day ± 9.07e-10
Perihelion dist (q)1.14256976 AU ± 1.67e-07
Aphelion dist (Q)4.94449411 AU ± 1.67e-07
Orbital Period5.30966100 yr ± 2.59e-08
Physical Parameters
H (abs. magnitude)17.95
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-01
RMS Residual0.305″
Uncertainty0
Orbit TypeAmor
MOID0.277863 AU
Observations Used207
Oppositions13
Arc Total2009-2025
First Observation Used2009-08-18
Last Observation Used2025-11-23
Observations (211)
Date Type RA Dec Mag Band Observatory
2009-08-28 07:22:17 C 23 42 03.48 +27 05 36.2 19.7 c 704
2009-08-28 07:40:39 C 23 42 02.95 +27 05 18.5 19.3 c 704
2009-08-30 07:04:10 C 23 40 44.15 +26 14 55.2 o H55
2009-08-30 07:10:17 C 23 40 43.97 +26 14 48.7 o H55
2009-08-30 07:17:03 C 23 40 43.75 +26 14 41.2 o H55
2009-09-08 03:45:23 C 23 34 28.70 +22 11 39.0 o H55
2009-09-08 03:50:56 C 23 34 28.54 +22 11 32.3 o H55
2009-09-08 03:56:30 C 23 34 28.36 +22 11 25.9 o H55
2009-09-08 04:07:36 C 23 34 28.04 +22 11 12.5 o H55
2009-09-19 19:12:52 C 23 26 51.14 +16 35 12.2 r A17
2009-09-19 19:29:53 C 23 26 50.72 +16 34 52.3 r A17
2009-09-19 19:46:52 C 23 26 50.30 +16 34 32.2 r A17
2009-09-19 22:44:37 C 23 26 45.69 +16 31 02.5 v B03
2009-09-19 22:55:20 C 23 26 45.37 +16 30 49.7 v B03
2009-09-19 23:06:03 C 23 26 45.14 +16 30 37.0 v B03
2009-09-21 07:45:10 C 23 26 00.38 +15 52 11.0 r 703
2009-09-21 07:55:32 C 23 26 00.13 +15 51 58.8 r 703
2009-09-21 08:05:55 C 23 25 59.91 +15 51 46.2 r 703
2009-09-21 08:16:28 C 23 25 59.62 +15 51 33.7 r 703
2009-09-25 05:20:04 C 23 24 07.13 +14 04 29.2 19.2 c 704
2009-09-25 05:37:33 C 23 24 06.74 +14 04 10.1 19.4 c 704
2009-09-25 05:55:01 C 23 24 06.43 +14 03 50.5 19.4 c 704
2009-09-25 06:12:31 C 23 24 05.98 +14 03 30.2 19.6 c 704
2009-09-26 03:17:21 C 23 23 43.81 +13 39 54.6 r H45
2009-09-26 03:19:24 C 23 23 43.79 +13 39 52.4 r H45
2009-09-26 03:21:44 C 23 23 43.72 +13 39 49.8 r H45
2009-09-26 03:24:10 C 23 23 43.68 +13 39 47.4 r H45
2009-09-26 03:26:41 C 23 23 43.65 +13 39 44.4 r H45
2009-09-26 03:29:56 C 23 23 43.59 +13 39 40.7 r H45
2009-10-05 03:18:43 C 23 21 04.70 +09 55 45.1 o H55
2009-10-05 03:20:55 C 23 21 04.70 +09 55 43.0 o H55
2009-10-05 03:26:02 C 23 21 04.70 +09 55 38.2 o H55
2009-10-16 03:50:39 C 23 20 51.75 +06 13 11.0 r 448
2009-10-16 04:22:09 C 23 20 51.86 +06 12 47.9 r 448
2009-10-16 04:52:26 C 23 20 51.99 +06 12 25.8 r 448
2009-11-11 04:48:38 C 23 32 13.04 +01 16 21.7 o 291
2009-11-11 04:58:57 C 23 32 13.37 +01 16 19.0 o 291
2009-11-11 05:06:37 C 23 32 13.58 +01 16 17.2 o 291
2014-02-04 10:15:26 C 10 51 19.94 -12 47 57.7 o 291
2014-02-04 10:27:56 C 10 51 19.59 -12 47 56.8 o 291
2014-02-04 10:40:27 C 10 51 19.26 -12 47 56.9 o 291
2014-02-06 09:36:40 C 10 50 03.15 -12 45 54.6 o 291
2014-02-06 09:49:45 C 10 50 02.76 -12 45 53.6 o 291
2014-02-06 10:02:51 C 10 50 02.36 -12 45 53.5 o 291
2014-02-09 08:03:44 C 10 47 58.45 -12 40 48.5 o 291
2014-02-09 08:22:30 C 10 47 57.85 -12 40 46.4 o 291
2014-02-09 08:41:19 C 10 47 57.23 -12 40 44.9 o 291
2014-04-14 03:02:19 C 09 52 13.12 -01 48 00.9 711
2014-04-14 03:08:53 C 09 52 13.07 -01 47 57.4 711
2014-04-14 03:15:23 C 09 52 12.99 -01 47 54.0 711