1998 QW40

1998QW40, 35662, J98Q40W

All data for this body: [vot]

MPC data
Name (number) 1998 QW40 (35662)
a 2.16398
e 0.18224
i / sin(i) 2.7191 / 0.04744
q 1.76961
Q 2.55834
ω 38.5670
Node 235.7745
m 187.8122
n 0.3096
Epoch 2460800.5
nobs 1340
nopp 20
Years observed 1996-2025
rms 0.78
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.163
ep 0.152
sin(ip) 0.052
G 0.150
H 16.160
Mass
D 1.66 0.293
pV 0.308 0.0940
Value
Rotational Period
Period quality None
Spectral Class None
Spectral Class Score
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.1635 0.1522 0.0522 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
1.66 0.293 0.293 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.308 0.0940 0.0940 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
16.16 MPC-2023-12-04 MPC-2023-12-04 Phot