2004 YY23

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.7095752069 ± 5.58e-05
Semi-major axis (a)3.9509036975 AU ± 6.76e-04
Inclination (i)28.66623798° ± 7.05e-04
Long. of Asc. Node (Ω)275.93880143° ± 3.37e-04
Arg. of Perihelion (ω)176.08715822° ± 7.57e-04
Mean Anomaly (M)240.44422037° ± 2.48e-01
Mean Motion (n)0.1255069022°/day ± 3.22e-05
Perihelion dist (q)1.14744039 AU ± 2.95e-04
Aphelion dist (Q)6.75436701 AU ± 1.18e-03
Orbital Period7.85316398 yr ± 2.02e-03
Physical Parameters
H (abs. magnitude)19.40
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-01
RMS Residual0.315″
Uncertainty3
Orbit TypeAmor
MOID0.164301 AU
Observations Used155
Oppositions1
Arc Total2004-2005
First Observation Used2004-12-22
Last Observation Used2005-02-04
Observations (157)
Date Type RA Dec Mag Band Observatory
2005-01-11 21:16:39 C 07 10 19.99 -20 35 11.3 c 587
2005-01-19 07:11:01 C 07 09 32.20 -28 33 31.1 o 696
2005-01-31 14:42:56 C 07 11 39.157 -34 25 23.34 r 413
2005-01-31 14:50:55 C 07 11 39.231 -34 25 28.27 r 413
2005-02-04 12:20:30 C 07 13 15.81 -35 12 06.3 r 474
2005-02-04 12:26:49 C 07 13 15.92 -35 12 08.9 r 474
2005-02-04 12:31:59 C 07 13 15.99 -35 12 10.9 r 474