1998JW

1995UE7, 21490, J95U07E, J98J00W

All data for this body: [vot]

MPC data
Name (number) 1998JW (21490)
Packed designation 21490
a 2.72117
e 0.08605
i / sin(i) 11.6815 / 0.20247
q 2.48700
Q 2.95533
ω 68.9993
Node 219.7961
m 41.3130
n 0.2196
Epoch 2459600.5
nobs 1435
nopp 19
Years observed 1995-2021
rms 0.71
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.719
ep 0.079
sin(ip) 0.214
Value Standard error
G 0.150
H 14.320
Mass
D 6.61 0.315
pV 0.102 0.0297
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.7192 0.0790 0.2143 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Jan-2022
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
6.61 0.315 0.315 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.102 0.0297 0.0297 Masiero 2011ApJ...741...68M NEATM
G data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.15 MPC-2022-01-18 MPC-2022-01-18 Phot
H data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
14.32 MPC-2022-01-18 MPC-2022-01-18 Phot