2021 CQ4

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.6298015882
Semi-major axis (a)2.8397315232 AU
Inclination (i)2.01822499°
Long. of Asc. Node (Ω)352.40627981°
Arg. of Perihelion (ω)166.21708040° ± 6.00e+00
Mean Anomaly (M)356.68281118°
Mean Motion (n)0.2059628500°/day
Perihelion dist (q)1.05126400 AU
Aphelion dist (Q)4.62819260 AU
Orbital Period4.78536630 yr
Physical Parameters
H (abs. magnitude)25.56
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-04-18
RMS Residual0.256″
Uncertainty
Orbit TypeAmor
MOID0.061017 AU
Observations Used35
Oppositions1
Arc Total2021-2021
First Observation Used
Last Observation Used2021-03-06
Observations (37)
Date Type RA Dec Mag Band Observatory
2021-02-07 07:25:10 C 08 16 52.690 +33 15 33.57 U F51
2021-02-07 07:58:46 C 08 17 01.335 +33 15 18.18 U F51
2021-02-07 08:15:39 C 08 17 05.654 +33 15 10.18 U F51
2021-02-08 06:21:53 C 08 23 38.658 +33 01 20.93 V 568
2021-02-08 06:23:18 C 08 23 39.057 +33 01 20.18 V 568
2021-02-08 06:24:43 C 08 23 39.461 +33 01 19.43 V 568
2021-02-09 03:15:41 C 08 30 13.87 +32 45 18.5 V I52
2021-02-09 03:21:44 C 08 30 15.75 +32 45 14.9 V I52
2021-02-09 03:33:48 C 08 30 19.43 +32 45 05.8 V I52
2021-02-10 04:15:57 C 08 38 41.84 +32 22 32.4 V I52
2021-02-10 04:30:10 C 08 38 46.53 +32 22 19.3 V I52
2021-02-10 04:37:16 C 08 38 48.89 +32 22 12.1 V I52
2021-02-18 08:20:24 C 10 09 36.88 +25 13 29.9 V G96
2021-02-18 08:27:47 C 10 09 40.81 +25 13 01.7 V G96
2021-02-18 08:35:10 C 10 09 44.74 +25 12 34.3 V G96
2021-02-18 08:42:33 C 10 09 48.65 +25 12 06.3 V G96
2021-02-19 11:39:20 C 10 25 15.01 +23 25 02.4 V I52
2021-02-19 11:40:45 C 10 25 15.79 +23 24 56.8 V I52
2021-02-19 11:42:10 C 10 25 16.58 +23 24 50.3 V I52
2021-02-19 11:43:35 C 10 25 17.39 +23 24 44.1 V I52
2021-02-22 12:27:20 C 11 08 40.41 +17 35 36.6 V I52
2021-02-22 12:28:45 C 11 08 41.24 +17 35 29.5 V I52
2021-02-22 12:30:10 C 11 08 42.07 +17 35 21.0 V I52
2021-02-22 12:31:35 C 11 08 42.85 +17 35 13.1 V I52
2021-02-23 06:40:48 C 11 19 46.18 +15 56 57.2 V I52
2021-02-23 06:43:38 C 11 19 47.78 +15 56 41.5 V I52
2021-02-23 06:46:28 C 11 19 49.38 +15 56 25.4 V I52
2021-02-23 06:49:19 C 11 19 50.99 +15 56 10.8 V I52
2021-02-25 08:50:05 C 11 48 59.43 +11 11 37.0 V I52
2021-02-25 08:51:31 C 11 49 00.21 +11 11 28.8 V I52
2021-02-25 08:54:21 C 11 49 01.72 +11 11 12.7 V I52
2021-02-26 10:42:51 C 12 03 22.45 +08 41 40.1 V I52
2021-02-26 10:45:00 C 12 03 23.47 +08 41 26.1 V I52
2021-02-26 10:49:15 C 12 03 25.65 +08 41 02.1 V I52
2021-03-06 00:30:54 C 13 24 55.65 -06 23 06.9 V 033
2021-03-06 00:33:27 C 13 24 56.49 -06 23 16.9 V 033
2021-03-06 00:36:02 C 13 24 57.33 -06 23 26.6 V 033