60-inch telescope

 

• Instrument: Cassegrain optical Fabry-Perot
  
• Focal ratio: f/8.75
  
• Reimaging system:

  18.9''/mm
  0.45''/pixel
  8' field 43.3''/mm
  1.04''/pixel
  18' field

  
  
• CCDs:

  CCD	array [pix]	pixel size [µm]	gain [e-/ADU]	read noise [e-]	bias [ADU]
  #15	1024 × 1024	24	2.0	6.6	2400

  
  
• Etalons:

  ID	finesse	FSR [km/s@H$\alpha$]	resolution [km/s@H$\alpha$]	gap [µm]
  #ET50-889FS	22	500	23	199

  
  
• Filter wheel: 12 slots
  • 3 × 3 × 0.5 inches
  • 2 × 2 × 0.5 inches
  • 2-inch round
  
  
• Approximate telescope focus:

  Date	Tdome [C]	Focus
  Oct 29, 1999	14	6220
  Oct 31, 1999	17	6190
  Mar 24, 2001	13	6265