400d cluster survey

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FINDING CHART FOR   cl 2258+2055 RA, Dec (J2000) = 22:58:07.1 +20:55:06

flux = ( 5.06 ± 0.60 ) ×10−13 erg/s/cm2
z = 0.2880
Lx = 1.14e+44 erg/s
Other name: VMF213, MS2255.7+2039


ROSAT Field, X=145.4, Y=363.9
Model fit
DSS II red 24' × 24' image
CCD R-band image

NED objects within 5'
SDSS redshifts within 10'


DS9 display