SDSS_DR10.FilPoint table (restricted)

ColumnTypeUCDUnitDescription
pointidintmeta.id
meta.main
unique identification number for a filament point, shared for all filaments
scaledecimal(2,1)stat.paramscale (radius) of a filament
filidintmeta.idfilament identification number
npointsintmeta.numbernumber of filament points in the filament the point belongs to
len_filfloatphys.sizeMpc/hlength of the filament the point belongs to
xdoublepos.cartesian.xMpc/hthe co-moving coordinate x
ydoublepos.cartesian.yMpc/hthe co-moving coordinate y
zdoublepos.cartesian.zMpc/hthe co-moving coordinate z
distdoublepos.distanceMpc/hdistance to the filament point
dxfloatphys.sizeorientation of the filament at that point, the orientation is given as a unit vector
dyfloatphys.sizeorientation of the filament at that point, the orientation is given as a unit vector
dzfloatphys.sizeorientation of the filament at that point, the orientation is given as a unit vector
vmapfloatstat.valuevisit map (level set) value
fdenfloatstat.valueweighted visit map value, filament density
forifloatstat.valuestrength of orientation
e2xfloatphys.sizeorientation of the filament, perpendicular to filament direction
e2yfloatphys.sizeorientation of the filament, perpendicular to filament direction
e2zfloatphys.sizeorientation of the filament, perpendicular to filament direction
e1xfloatphys.sizeorientation of the filament, perpendicular to filament direction
e1yfloatphys.sizeorientation of the filament, perpendicular to filament direction
e1zfloatphys.sizeorientation of the filament, perpendicular to filament direction
qe1e2floatphys.sizeaxial ratio of filament cross section
dist_along_filfloatpos.distancedistance of the point along the filament
cosi_losfloatstat.valuecos(i) between the line of sight and filament direction
den1floatsrc.densitythe environmental density of the group for the smoothing scale of 1 Mpc/h
den2floatsrc.densitythe environmental density of the group for the smoothing scale of 2 Mpc/h
den4floatsrc.densitythe environmental density of the group for the smoothing scale of 4 Mpc/h
den8floatsrc.densitythe environmental density of the group for the smoothing scale of 8 Mpc/h