#x is the central wavelength
#z is the FWHM

y=x/2798.
print ("MgII, z= "//y-1//" +- "//(z*0.425)/2798.)
print ("expect CIV 1549 at "//y*1549)
print ("expect CIII] 1909 at "//y*1909)
print ("expect [OII] 3727 at "//y*3727)
print ("might see NII] 2142 at "//y*2142)
print ("might see CII] 2326 at "//y*2326)
print ("might see [NeIV] 2423 at "//y*2423)
print ("might see [OII] 2471 at "//y*2471)
print ("might see OII 3137 at "//y*3137)
print ("might see [NeV] 3346 at "//y*3346)
print ("might see [NeV] 3426 at "//y*3426)
print ("")

y=x/1909.
print ("CIII], z= "//y-1//" +- "//(z*0.425)/1909.)
print ("expect OI 1302 at "//y*1302)
print ("expect CII 1335 at "//y*1335)
print ("expect SiIV/OIV] 1400 at "//y*1400)
print ("expect CIV 1549 at "//y*1549)
print ("expect [OII] 3727 at "//y*3727)
print ("might see HeII/OIII] at "//y*1640//"/"//y*1663)
print ("might see NII] 2142 at "//y*2142)
print ("might see CII] 2326 at "//y*2326)
print ("might see [NeIV] 2423 at "//y*2423)
print ("might see [OII] 2471 at "//y*2471)
print ("might see OII 3137 at "//y*3137)
print ("might see [NeV] 3346 at "//y*3346)
print ("might see [NeV] 3426 at "//y*3426)
print ("")

y=x/1549.
print ("CIV, z= "//y-1//" +- "//(z*0.425)/1549.)
print ("expect LyA 1216 at "//y*1216)
print ("expect NV 1240 at "//y*1240)
print ("expect OI 1302 at "//y*1302)
print ("expect CII 1335 at "//y*1335)
print ("expect SiIV/OIV] 1400 at "//y*1400)
print ("expect CIII] 1909 at "//y*1909)
print ("expect [OII] 3727 at "//y*3727)
print ("might see HeII/OIII] at "//y*1640//"/"//y*1663)
print ("")