2021 CE9

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.4556718000
Semi-major axis (a)1.9282178000 AU
Inclination (i)8.62743000°
Long. of Asc. Node (Ω)143.30138000°
Arg. of Perihelion (ω)24.75018000°
Mean Anomaly (M)271.59163000°
Mean Motion (n)0.3681035000°/day
Perihelion dist (q)1.04958330 AU
Aphelion dist (Q)2.80685230 AU
Orbital Period2.67752870 yr
Physical Parameters
H (abs. magnitude)25.03
G (slope)0.15
Orbit Solution
SourceMPC
Solution Date
RMS Residual1.010″
Uncertainty7
Orbit TypeAmor
MOID0.075048 AU
Observations Used19
Oppositions1
Arc Total
First Observation Used
Last Observation Used2021-03-07
Observations (21)
Date Type RA Dec Mag Band Observatory
2021-02-13 06:09:10 C 07 41 46.841 +18 30 49.86 U F51
2021-02-13 06:28:46 C 07 41 48.713 +18 31 58.54 U F51
2021-02-13 07:07:57 C 07 41 52.459 +18 34 15.74 U F51
2021-02-13 21:46:03 C 07 43 34.96 +19 24 51.4 V 033
2021-02-13 21:50:28 C 07 43 35.42 +19 25 06.8 V 033
2021-02-13 21:54:52 C 07 43 35.92 +19 25 22.7 V 033
2021-02-14 19:51:05 C 07 46 27.34 +20 45 00.5 V 033
2021-02-14 20:02:35 C 07 46 28.67 +20 45 43.6 V 033
2021-02-14 20:06:30 C 07 46 29.20 +20 45 58.4 V 033
2021-02-14 21:32:24 C 07 46 39.29 +20 51 26.4 V L01
2021-02-14 21:42:08 C 07 46 40.39 +20 52 01.4 V L01
2021-02-14 21:47:36 C 07 46 41.06 +20 52 22.1 V L01
2021-02-19 06:36:33 C 08 04 23.55 +28 01 57.5 V V06
2021-02-19 06:39:06 C 08 04 24.05 +28 02 08.4 V V06
2021-02-19 06:41:40 C 08 04 24.52 +28 02 19.8 V V06
2021-03-02 05:51:35 C 09 38 50.90 +48 45 26.0 V I52
2021-03-02 06:01:15 C 09 38 55.87 +48 46 06.9 V I52
2021-03-02 06:10:55 C 09 39 00.80 +48 46 47.9 V I52
2021-03-07 01:53:36 C 10 52 43.60 +55 08 57.4 V 033
2021-03-07 01:56:11 C 10 52 45.34 +55 09 02.9 V 033
2021-03-07 01:58:46 C 10 52 47.14 +55 09 08.3 V 033