1997 WF2

1997WF2, 1999 FN28, 1999FN28, 48814, J97W02F, J99F28N

All data for this body: [vot]

MPC data
Name (number) 1997 WF2 (48814)
a 2.92138
e 0.17478
i / sin(i) 4.9237 / 0.08583
q 2.41078
Q 3.43198
ω 228.8554
Node 229.4716
m 161.7341
n 0.1974
Epoch 2460800.5
nobs 2295
nopp 20
Years observed 1997-2025
rms 0.67
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.918
ep 0.183
sin(ip) 0.102
G 0.150
H 13.790
Mass
D 9.30 1.329
pV 0.073 0.0295
Value
Rotational Period
Period quality None
Spectral Class B
Spectral Class Score 0.600
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.9181 0.1833 0.1015 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
10.72 2.274 2.274 Masiero 2011ApJ...741...68M NEATM
8.12 2.210 2.210 Masiero 2020PSJ.....1....5M NEATM
9.11 2.440 2.440 Masiero 2020PSJ.....1....5M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.067 0.0365 0.0365 Masiero 2011ApJ...741...68M NEATM
0.077 0.0750 0.0750 Masiero 2020PSJ.....1....5M NEATM
0.089 0.0670 0.0670 Masiero 2020PSJ.....1....5M 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
13.79 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
B 0.100 Bus-Demeo VIS Sergeyev 2022A&A...658A.109S PHOT