2021 CY8

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.2623994781 ± 7.34e-04
Semi-major axis (a)1.0905627378 AU ± 4.92e-04
Inclination (i)6.20297895° ± 1.75e-02
Long. of Asc. Node (Ω)305.14232644° ± 5.33e-03
Arg. of Perihelion (ω)98.19222183° ± 1.06e-02
Mean Anomaly (M)138.11605902° ± 1.11e+00
Mean Motion (n)0.8654386650°/day ± 5.85e-04
Perihelion dist (q)0.80439964 AU ± 8.79e-04
Aphelion dist (Q)1.37672583 AU ± 1.01e-03
Orbital Period1.13887480 yr ± 7.70e-04
Physical Parameters
H (abs. magnitude)26.00
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.396″
Uncertainty4
Orbit TypeApollo
MOID0.002334 AU
Observations Used12
Oppositions1
Arc Total2021-2021
First Observation Used2021-02-09
Last Observation Used2021-02-15
Observations (12)
Date Type RA Dec Mag Band Observatory
2021-02-09 06:36:28 C 09 19 58.65 -11 08 34.3 V G96
2021-02-09 06:51:08 C 09 19 55.60 -11 08 21.2 V G96
2021-02-12 09:31:27 C 09 08 43.072 -09 57 58.52 U F51
2021-02-12 09:50:10 C 09 08 40.211 -09 57 42.39 U F51
2021-02-12 10:27:33 C 09 08 34.538 -09 57 10.58 U F51
2021-02-13 11:50:23 C 09 05 38.92 -09 34 17.8 V 474
2021-02-13 11:58:51 C 09 05 37.88 -09 34 11.1 V 474
2021-02-13 12:07:18 C 09 05 36.77 -09 34 04.4 V 474
2021-02-13 12:15:47 C 09 05 35.63 -09 33 57.5 V 474
2021-02-15 03:39:42 C 09 01 42.07 -09 03 36.5 V 807
2021-02-15 03:45:52 C 09 01 41.39 -09 03 31.9 V 807
2021-02-15 03:52:18 C 09 01 40.68 -09 03 27.2 V 807