2021 CL9

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.2249108000
Semi-major axis (a)1.1122134000 AU
Inclination (i)3.75077000°
Long. of Asc. Node (Ω)334.05133000°
Arg. of Perihelion (ω)91.83205000°
Mean Anomaly (M)77.09086000°
Mean Motion (n)0.8402759100°/day
Perihelion dist (q)0.86206460 AU
Aphelion dist (Q)1.36236220 AU
Orbital Period1.17295730 yr
Physical Parameters
H (abs. magnitude)27.11
G (slope)0.15
Orbit Solution
SourceMPC
Solution Date
RMS Residual1.170″
Uncertainty7
Orbit TypeApollo
MOID0.015063 AU
Observations Used18
Oppositions1
Arc Total
First Observation Used
Last Observation Used2021-02-19
Observations (19)
Date Type RA Dec Mag Band Observatory
2021-02-12 04:41:03 C 06 45 51.88 +53 13 13.4 V G96
2021-02-12 05:04:54 C 06 46 24.98 +53 07 51.1 V G96
2021-02-15 05:51:47 C 07 54 58.18 +38 27 26.8 V G96
2021-02-15 06:01:08 C 07 55 02.72 +38 25 51.1 V G96
2021-02-15 06:10:36 C 07 55 07.26 +38 24 15.1 V G96
2021-02-15 06:19:38 C 07 55 11.72 +38 22 43.2 V G96
2021-02-15 09:24:21 C 07 56 42.56 +37 50 52.4 V I52
2021-02-15 09:30:03 C 07 56 45.47 +37 49 52.7 V I52
2021-02-15 09:35:44 C 07 56 48.25 +37 48 54.1 V I52
2021-02-15 23:59:29 C 08 04 13.18 +35 31 46.7 V 204
2021-02-16 00:35:31 C 08 04 28.27 +35 26 09.3 V 204
2021-02-16 06:18:20 C 08 07 10.57 +34 36 33.8 V V00
2021-02-16 06:19:06 C 08 07 10.89 +34 36 27.3 V V00
2021-02-16 06:19:52 C 08 07 11.12 +34 36 20.7 V V00
2021-02-16 06:20:37 C 08 07 11.44 +34 36 14.0 V V00
2021-02-19 06:47:57 C 08 30 32.91 +26 01 51.2 V V06
2021-02-19 06:52:38 C 08 30 33.71 +26 01 24.1 V V06
2021-02-19 06:57:18 C 08 30 34.65 +26 00 57.6 V V06
2021-02-19 07:01:58 C 08 30 35.47 +26 00 29.8 V V06