2021 CQ9

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.5876985571 ± 6.01e-06
Semi-major axis (a)2.6399322674 AU ± 4.07e-05
Inclination (i)23.78387165° ± 2.21e-05
Long. of Asc. Node (Ω)324.31993119° ± 1.96e-05
Arg. of Perihelion (ω)92.70156297° ± 2.74e-04
Mean Anomaly (M)58.46487503° ± 9.71e-03
Mean Motion (n)0.2297857537°/day ± 5.32e-06
Perihelion dist (q)1.08844788 AU ± 2.31e-05
Aphelion dist (Q)4.19141665 AU ± 6.66e-05
Orbital Period4.28932720 yr ± 9.93e-05
Physical Parameters
H (abs. magnitude)21.00
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.186″
Uncertainty1
Orbit TypeAmor
MOID0.382552 AU
Observations Used29
Oppositions1
Arc Total2020-2021
First Observation Used2020-08-17
Last Observation Used2021-02-16
Observations (30)
Date Type RA Dec Mag Band Observatory
2020-08-17 11:20:14 C 23 09 44.526 +07 06 32.81 U F51
2020-08-17 11:36:47 C 23 09 43.630 +07 06 56.62 U F51
2020-08-17 11:53:16 C 23 09 42.735 +07 07 21.03 U F51
2020-08-17 12:09:45 C 23 09 41.843 +07 07 45.30 U F51
2020-08-19 13:32:17 C 23 07 02.184 +08 21 30.00 U F51
2020-08-19 13:47:10 C 23 07 01.292 +08 21 52.48 U F51
2020-08-19 14:02:06 C 23 07 00.402 +08 22 15.18 U F51
2020-08-19 14:16:55 C 23 06 59.498 +08 22 37.77 U F51
2020-08-21 10:33:21 C 23 04 21.711 +09 31 24.01 U F51
2020-08-21 13:41:44 C 23 04 09.162 +09 36 21.64 U F51
2020-08-21 13:59:21 C 23 04 08.000 +09 36 49.63 U F51
2020-08-23 09:19:09 C 23 01 18.079 +10 46 39.90 U F51
2020-08-23 09:35:47 C 23 01 16.888 +10 47 07.21 U F51
2020-08-23 09:52:26 C 23 01 15.650 +10 47 34.81 U F51
2021-02-13 06:27:07 C 07 06 36.65 +38 41 20.5 V V00
2021-02-13 06:33:58 C 07 06 36.96 +38 41 05.6 V V00
2021-02-13 06:40:49 C 07 06 37.18 +38 40 51.2 V V00
2021-02-13 06:47:41 C 07 06 37.44 +38 40 35.9 V V00
2021-02-13 07:56:26 C 07 06 40.07 +38 38 08.2 V 291
2021-02-13 08:13:23 C 07 06 40.80 +38 37 31.6 V 291
2021-02-13 08:30:21 C 07 06 41.44 +38 36 55.6 V 291
2021-02-15 06:04:21 C 07 08 38.62 +37 02 20.8 V V00
2021-02-15 06:12:28 C 07 08 38.94 +37 02 04.1 V V00
2021-02-16 05:34:02 C 07 09 39.56 +36 15 28.9 V V06
2021-02-16 05:45:27 C 07 09 40.02 +36 15 06.2 V V06
2021-02-16 05:49:24 C 07 09 40.22 +36 14 58.4 V V00
2021-02-16 05:51:10 C 07 09 40.28 +36 14 55.2 V V00
2021-02-16 05:52:55 C 07 09 40.32 +36 14 51.7 V V00
2021-02-16 05:54:41 C 07 09 40.39 +36 14 48.2 V V00
2021-02-16 05:56:52 C 07 09 40.46 +36 14 43.3 V V06