1998 WP11

1998WP11, 1999 XW180, 1999XW180, 49354, J98W11P, J99XI0W

All data for this body: [vot]

MPC data
Name (number) 1998 WP11 (49354)
a 2.63126
e 0.15988
i / sin(i) 14.6520 / 0.25295
q 2.21057
Q 3.05195
ω 238.1421
Node 70.3421
m 160.5898
n 0.2309
Epoch 2460800.5
nobs 3118
nopp 21
Years observed 1998-2025
rms 0.71
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.631
ep 0.128
sin(ip) 0.238
G 0.150
H 13.720
Mass
D 3.66 0.285
pV 0.473 0.0792
Value
Rotational Period
Period quality None
Spectral Class S
Spectral Class Score 4.914
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.6310 0.1283 0.2382 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
3.57 0.293 0.293 Masiero 2011ApJ...741...68M NEATM
5.02 1.190 1.190 Masiero 2012ApJ...759L...8M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.279 0.1250 0.1250 Masiero 2012ApJ...759L...8M NEATM
0.604 0.1024 0.1024 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
13.72 MPC-2023-12-04 MPC-2023-12-04 Phot
Spectral Class Data
[raw, vot]

Class 1 Class 2 Probability of Class 1 Probability of Class 2 Taxonomy Wavelength Author Reference Method
S 0.819 Bus-Demeo VIS Sergeyev 2022A&A...658A.109S PHOT