1999WS4

38574, J99W04S

All data for this body: [vot]

MPC data
Name (number) 1999WS4 (38574)
Packed designation 38574
a 5.14199
e 0.10608
i / sin(i) 7.1951 / 0.12525
q 4.59653
Q 5.68744
ω 170.4391
Node 300.8717
m 292.9578
n 0.0845
Epoch 2459600.5
nobs 1085
nopp 20
Years observed 1998-2021
rms 0.73
Best values
[raw, vot]

Value Standard error
Parent
 
ap
ep
sin(ip)
Value Standard error
G 0.150
H 11.790
Mass
D 0.14 0.770
pV 0.135 0.0560
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.14 0.770 0.770 Grav 2012ApJ...759...49G NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.135 0.0560 0.0560 Grav 2012ApJ...759...49G 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
11.79 MPC-2022-01-18 MPC-2022-01-18 Phot