2021 QK5

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.3506811237 ± 3.39e-08
Semi-major axis (a)1.9561602918 AU ± 1.21e-08
Inclination (i)15.61169168° ± 4.64e-06
Long. of Asc. Node (Ω)359.91545912° ± 8.25e-06
Arg. of Perihelion (ω)356.01953818° ± 1.25e-05
Mean Anomaly (M)182.94673802° ± 6.34e-06
Mean Motion (n)0.3602513507°/day ± 3.35e-09
Perihelion dist (q)1.27017180 AU ± 6.68e-08
Aphelion dist (Q)2.64214878 AU ± 6.84e-08
Orbital Period2.73594056 yr ± 2.54e-08
Physical Parameters
H (abs. magnitude)19.24
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.200″
Uncertainty0
Orbit TypeAmor
MOID0.264556 AU
Observations Used141
Oppositions7
Arc Total2014-2025
First Observation Used2014-01-11
Last Observation Used2025-02-06
Observations (163)
Date Type RA Dec Mag Band Observatory
2021-09-06 23:50:54 C 20 55 18.98 -42 52 40.1 u 807
2021-09-06 23:54:54 C 20 55 18.90 -42 52 32.8 u 807
2021-09-08 08:06:26 C 20 54 55.09 -41 53 11.3 V T05
2021-09-08 08:11:02 C 20 54 55.07 -41 53 02.4 V T05
2021-09-08 08:18:56 C 20 54 55.00 -41 52 47.5 V T05
2021-09-08 08:35:25 C 20 54 54.55 -41 52 17.4 V T05
2021-09-10 00:22:37 C 20 54 39.07 -40 36 23.7 u 807
2021-09-10 00:26:39 C 20 54 39.04 -40 36 16.0 u 807
2021-09-10 00:30:41 C 20 54 38.99 -40 36 08.4 u 807
2021-09-14 00:57:47 C 20 54 48.30 -37 25 48.4 u 807
2021-09-14 01:02:24 C 20 54 48.30 -37 25 39.3 u 807
2021-09-14 01:07:09 C 20 54 48.30 -37 25 29.8 u 807
2021-09-15 00:21:23 C 20 55 01.12 -36 38 22.5 u 807
2021-09-15 00:25:24 C 20 55 01.13 -36 38 14.6 u 807
2021-09-15 00:29:20 C 20 55 01.12 -36 38 07.1 u 807
2021-09-18 11:27:20 C 20 56 14.85 -33 46 54.9 V 474
2021-09-18 11:29:54 C 20 56 14.87 -33 46 49.4 V 474
2021-09-18 11:32:28 C 20 56 14.93 -33 46 44.2 V 474
2021-09-24 00:11:07 C 20 59 45.55 -29 07 35.7 u 807
2021-09-24 00:15:08 C 20 59 45.66 -29 07 27.2 u 807
2021-09-24 00:19:08 C 20 59 45.76 -29 07 18.8 u 807
2021-09-24 05:54:41 C 20 59 56.895 -28 55 46.30 U F51
2021-09-24 06:09:37 C 20 59 57.288 -28 55 14.85 U F51
2021-09-24 06:24:31 C 20 59 57.680 -28 54 43.47 U F51
2021-09-24 06:39:26 C 20 59 58.076 -28 54 12.02 U F51
2021-09-25 23:31:42 C 21 01 24.62 -27 27 27.6 V W94
2021-09-25 23:39:54 C 21 01 24.84 -27 27 10.2 V W94
2021-09-25 23:48:04 C 21 01 25.12 -27 26 52.4 V W94
2021-09-28 07:25:28 C 21 03 35.44 -25 29 45.0 V T05
2021-09-28 07:30:50 C 21 03 35.58 -25 29 32.9 V T05
2021-09-28 07:38:04 C 21 03 35.92 -25 29 17.6 V T05
2021-09-28 07:45:19 C 21 03 36.10 -25 29 02.0 V T05
2021-09-28 07:51:16 C 21 03 36.34 -25 28 49.2 V T05
2021-09-28 08:05:50 C 21 03 36.76 -25 28 18.5 V T05
2021-09-28 11:11:36 C 21 03 44.45 -25 21 24.9 V 474
2021-09-28 11:14:08 C 21 03 44.55 -25 21 19.5 V 474
2021-09-28 11:16:40 C 21 03 44.64 -25 21 14.2 V 474
2021-09-28 11:24:17 C 21 03 44.93 -25 20 58.1 V 474
2021-10-02 05:25:20 C 21 07 51.424 -22 13 17.02 U F52
2021-10-02 05:27:09 C 21 07 51.504 -22 13 13.28 U F52
2021-10-02 05:38:58 C 21 07 52.007 -22 12 48.94 U F52
2021-10-02 05:48:58 C 21 07 52.434 -22 12 28.29 U F52
2021-10-02 06:00:53 C 21 07 52.941 -22 12 03.70 U F52
2021-10-02 06:02:42 C 21 07 53.024 -22 11 59.90 U F52
2021-10-04 02:10:59 C 21 10 06.95 -20 41 05.7 V 703
2021-10-04 02:19:05 C 21 10 07.34 -20 40 48.5 V 703
2021-10-04 02:27:12 C 21 10 07.63 -20 40 30.6 V 703
2021-10-04 07:56:00 C 21 10 23.94 -20 29 16.3 V T08
2021-10-04 08:01:18 C 21 10 24.23 -20 29 05.1 V T08
2021-10-04 08:09:16 C 21 10 24.55 -20 28 49.0 V T08