1999 WR13

1999WR13, 1989 XR3, 1989XR3, 45031, J89X03R, J99W13R

All data for this body: [vot]

MPC data
Name (number) 1999 WR13 (45031)
a 2.84025
e 0.15146
i / sin(i) 8.0254 / 0.13961
q 2.41006
Q 3.27044
ω 75.2746
Node 102.4237
m 25.5987
n 0.2059
Epoch 2460800.5
nobs 2414
nopp 22
Years observed 1989-2025
rms 0.73
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.843
ep 0.189
sin(ip) 0.125
G 0.150
H 14.300
Mass
D 4.90 0.203
pV 0.203 0.0236
Value
Rotational Period
Period quality None
Spectral Class None
Spectral Class Score
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.8434 0.1894 0.1251 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
4.90 0.203 0.203 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.203 0.0236 0.0236 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
14.30 MPC-2023-12-04 MPC-2023-12-04 Phot