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
2020-10-23 09:42:52 C 03 06 23.667 +10 05 18.54 U F52
2020-10-23 09:58:33 C 03 06 22.986 +10 05 13.25 U F52
2020-10-23 10:14:12 C 03 06 22.314 +10 05 07.60 U F52
2020-11-08 04:41:30 C 02 50 24.34 +07 58 59.5 u H21
2020-11-08 04:47:23 C 02 50 24.08 +07 58 57.8 u H21
2020-11-08 04:55:48 C 02 50 23.72 +07 58 54.9 u H21
2025-04-09 14:03:35 C 20 15 05.205 -04 42 54.75 X F52
2025-04-09 14:18:16 C 20 15 07.818 -04 42 36.54 X F52
2025-04-09 14:33:02 C 20 15 10.438 -04 42 18.19 X F52
2025-07-11 14:15:10 C 00 58 41.332 +24 46 03.95 X F52
2025-07-11 14:20:42 C 00 58 41.685 +24 46 04.80 X F52
2025-07-11 14:31:51 C 00 58 42.402 +24 46 07.01 X F52
2025-07-24 13:34:32 C 01 16 36.555 +25 20 43.20 X F52
2025-07-24 13:52:10 C 01 16 37.324 +25 20 43.83 X F52
2025-07-24 14:09:36 C 01 16 38.115 +25 20 44.61 X F52
2025-07-24 14:27:08 C 01 16 38.888 +25 20 45.18 X F52
2025-08-01 13:42:14 C 01 24 16.016 +25 17 11.40 X F52
2025-08-01 13:59:47 C 01 24 16.551 +25 17 10.30 X F52
2025-08-01 14:17:25 C 01 24 17.079 +25 17 09.16 X F52
2025-08-01 14:35:35 C 01 24 17.632 +25 17 07.95 X F52
2025-08-18 12:12:13 C 01 31 11.644 +24 01 39.48 X F52
2025-08-18 12:30:37 C 01 31 11.628 +24 01 33.81 X F52
2025-08-18 12:49:03 C 01 31 11.600 +24 01 28.30 X F52
2025-08-18 13:08:02 C 01 31 11.568 +24 01 22.47 X F52
2025-08-23 18:40:12 C 01 30 41.73 +23 17 39.2 V D29
2025-08-23 19:00:34 C 01 30 41.48 +23 17 31.4 V D29
2025-08-23 19:20:56 C 01 30 41.26 +23 17 23.4 V D29
2025-08-26 10:55:37 C 01 29 58.552 +22 51 23.00 X F52
2025-08-26 11:12:59 C 01 29 58.287 +22 51 15.61 X F52
2025-08-26 11:30:20 C 01 29 58.009 +22 51 08.31 X F52
2025-09-25 06:28:56 C 01 05 43.904 +15 19 26.00 V G96
2025-09-25 06:38:00 C 01 05 43.444 +15 19 19.67 V G96
2025-09-25 06:47:11 C 01 05 43.048 +15 19 11.53 V G96
2025-09-25 06:56:27 C 01 05 42.583 +15 19 05.38 V G96
2025-09-30 15:19:48 C 00 59 50.27 +13 39 03.8 V D29
2025-09-30 15:40:10 C 00 59 49.26 +13 38 49.9 V D29
2025-09-30 16:00:32 C 00 59 48.33 +13 38 34.3 V D29
2025-10-01 08:42:27 C 00 59 03.180 +13 25 34.95 X F52
2025-10-01 09:15:41 C 00 59 01.609 +13 25 09.25 X F52
2025-10-01 09:32:20 C 00 59 00.816 +13 24 56.35 X F52
2025-10-15 13:12:18 C 00 45 02.942 +09 12 23.33 V P07
2025-10-15 14:29:04 C 00 44 59.978 +09 11 31.99 V P07
2025-10-15 15:22:52 C 00 44 57.974 +09 10 54.44 V P07
2025-10-15 17:35:53 C 00 44 52.999 +09 09 23.29 V P07
2025-10-17 05:07:10 C 00 43 39.652 +08 45 13.28 V V00
2025-10-17 05:15:13 C 00 43 39.356 +08 45 07.88 V V00
2025-10-17 05:23:17 C 00 43 39.076 +08 45 02.45 V V00
2025-10-17 05:31:19 C 00 43 38.784 +08 44 57.08 V V00
2025-10-19 05:53:57 C 00 42 03.611 +08 13 10.56 V G96
2025-10-19 06:02:01 C 00 42 03.330 +08 13 05.27 V G96