523972 (1999 CW8)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.5979684734 ± 2.82e-08
Semi-major axis (a)2.2374097994 AU ± 4.12e-09
Inclination (i)33.63080970° ± 1.72e-05
Long. of Asc. Node (Ω)316.78441425° ± 6.03e-06
Arg. of Perihelion (ω)262.24499575° ± 1.61e-05
Mean Anomaly (M)341.15817348° ± 1.09e-05
Mean Motion (n)0.2945058815°/day ± 8.13e-10
Perihelion dist (q)0.89950928 AU ± 6.32e-08
Aphelion dist (Q)3.57531032 AU ± 6.35e-08
Orbital Period3.34671171 yr ± 9.24e-09
Physical Parameters
H (abs. magnitude)18.66
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-05-31
RMS Residual0.434″
Uncertainty0
Orbit TypeApollo
MOID0.235932 AU
Observations Used205
Oppositions14
Arc Total1999-2019
First Observation Used1999-02-12
Last Observation Used2019-09-01
Observations (217)
Date Type RA Dec Mag Band Observatory
2019-08-20 07:20:12 C 19 25 52.941 -28 11 14.72 U F51
2019-08-20 07:35:39 C 19 25 52.740 -28 10 40.08 U F51
2019-08-20 07:51:30 C 19 25 52.529 -28 10 04.38 U F51
2019-08-31 04:08:32 C 19 26 55.29 -20 20 10.9 U I41
2019-08-31 04:21:35 C 19 26 55.43 -20 19 52.4 U I41
2019-08-31 04:24:22 C 19 26 55.44 -20 19 48.2 U I41
2019-08-31 04:28:33 C 19 26 55.49 -20 19 42.5 U I41
2019-08-31 04:53:24 C 19 26 55.76 -20 19 06.9 U I41
2019-08-31 04:54:03 C 19 26 55.77 -20 19 05.6 U I41
2019-08-31 05:05:51 C 19 26 55.91 -20 18 49.0 U I41
2019-08-31 05:16:41 C 19 26 56.04 -20 18 33.4 U I41
2019-09-01 04:38:19 C 19 27 17.04 -19 45 49.0 U I41
2019-09-01 04:38:58 C 19 27 17.07 -19 45 48.0 U I41
2019-09-01 05:05:07 C 19 27 17.36 -19 45 12.0 U I41
2019-09-01 05:16:34 C 19 27 17.53 -19 44 56.0 U I41
2019-09-01 05:30:33 C 19 27 17.70 -19 44 36.8 U I41
2019-09-01 05:51:10 C 19 27 17.97 -19 44 08.3 U I41