1999 CW4

1999CW4, 16991, 1993 SQ9, 1993SQ9, 1999 BL15, 1999BL15, J93S09Q, J99B15L, J99C04W

All data for this body: [vot]

MPC data
Name (number) 1999 CW4 (16991)
a 2.42125
e 0.15667
i / sin(i) 0.6743 / 0.01177
q 2.04192
Q 2.80059
ω 329.3152
Node 202.5323
m 183.3926
n 0.2616
Epoch 2460200.5
nobs 1955
nopp 22
Years observed 1993-2023
rms 0.65
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.422
ep 0.191
sin(ip) 0.025
Value Standard error
G 0.150
H 14.950
Mass
D 2.82 0.143
pV 0.322 0.0871
Rotational Period
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.4218 0.1914 0.0247 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Oct-2022
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
2.82 0.143 0.143 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.322 0.0871 0.0871 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
14.95 MPC-2023-12-04 MPC-2023-12-04 Phot