1998 WA20

1998WA20, 27124, J98W20A

All data for this body: [vot]

MPC data
Name (number) 1998 WA20 (27124)
a 3.02641
e 0.02771
i / sin(i) 10.8936 / 0.18899
q 2.94254
Q 3.11028
ω 64.9043
Node 105.0514
m 288.1387
n 0.1872
Epoch 2460800.5
nobs 4314
nopp 23
Years observed 1994-2025
rms 0.62
Best values
[raw, vot]

Value Standard error
Parent Eos (221)
 
ap 3.022
ep 0.064
sin(ip) 0.170
G 0.150
H 12.910
Mass
D 9.33 0.148
pV 0.185 0.0284
Value
Rotational Period
Period quality None
Spectral Class None
Spectral Class Score
Family data
[raw, vot]

Parent Parent name Family ID Family name Cj Author Reference Method
221 Eos 606 Eos -0.0600 Nesvorny doi.org/10.26033/6cg5-pt13 HCM-2020-08-14
221 Eos 0 Eos Novakovic 2019EPSC...13.1671N HCM
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
3.0219 0.0636 0.1696 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
9.33 0.148 0.148 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.185 0.0284 0.0284 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
12.91 MPC-2023-12-04 MPC-2023-12-04 Phot