1999 AF22

1999AF22, 1989 UO8, 1989UO8, 2002 YN12, 2002YN12, 66193, J89U08O, J99A22F, K02Y12N

All data for this body: [vot]

MPC data
Name (number) 1999 AF22 (66193)
a 2.63130
e 0.16776
i / sin(i) 4.8343 / 0.08427
q 2.18987
Q 3.07272
ω 141.2267
Node 241.1756
m 131.6275
n 0.2309
Epoch 2460800.5
nobs 1769
nopp 21
Years observed 1989-2025
rms 0.73
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.633
ep 0.137
sin(ip) 0.102
G 0.150
H 14.960
Mass
D 2.73 0.780
pV 0.342 0.0742
Value
Rotational Period 8.000
Period quality 2
Spectral Class None
Spectral Class Score
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.6328 0.1370 0.1017 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
2.73 0.780 0.780 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.342 0.0742 0.0742 Masiero 2011ApJ...741...68M NEATM
G data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.15 MPC-2023-12-94 MPC-2023-12-94 Phot
H data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
14.96 MPC-2023-12-04 MPC-2023-12-04 Phot
Periods
[raw, vot]

Value Quality Side real or Synodic Author Reference Method
8.0 2 Synodic Warner 2011MPBu...38...25W Lightcurve