1999 WA2

1999WA2, 86324, J99W02A

All data for this body: [vot]

MPC data
Name (number) 1999 WA2 (86324)
a 1.96637
e 0.43457
i / sin(i) 34.6061 / 0.56793
q 1.11184
Q 2.82089
ω 75.3138
Node 293.6452
m 132.2688
n 0.3574
Epoch 2460800.5
nobs 3249
nopp 12
Years observed 1999-2025
rms 0.49
Best values
[raw, vot]

Value Standard error
Parent
 
ap 1.944
ep 0.280
sin(ip) 0.630
G 0.150
H 15.830
Mass
D 2.18 0.478
pV 0.197 0.1019
Value
Rotational Period 7.160
Period quality 3-
Spectral Class S
Spectral Class Score 24.930
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
1.9435 0.2800 0.6303 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
2.10 0.614 0.614 Mainzer 2012ApJ...760L..12M NEATM
2.31 0.760 0.760 Masiero 2020PSJ.....1....5M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.191 0.1340 0.1340 Mainzer 2012ApJ...760L..12M NEATM
0.206 0.1570 0.1570 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
15.83 MPC-2023-12-04 MPC-2023-12-04 Phot
Periods
[raw, vot]

Value Quality Side real or Synodic Author Reference Method
7.161 3- Synodic Warner 2019MPBu...46...27W Lightcurve
Spectral Class Data
[raw, vot]

Class 1 Class 2 Probability of Class 1 Probability of Class 2 Taxonomy Wavelength Author Reference Method
A 0.933 Bus-Demeo VIS Sergeyev 2022A&A...658A.109S PHOT
S Binzel 2010Natur.463..331B SPEC
S 0.990000 Mahlke VISNIR Mahlke 2022A&A...665A..26M SPEC
S Sr Bus-DeMeo NIR Binzel 2019Icar..324...41B SPEC