Doppler Effect

• wavefront simulation
• spectra as velocity meters

Telescopes: Reading the Cosmic Code

Light Collection and Telescope Power

• our historic landmark campus Observatory
• state of the art: primary mirrors of Hubble; Keck; VLT
• the future: E-ELT, GMT, TMT
• Hubble and JWST optics
• Telescope power (HST, Keck, VLT, Gemini)

Astronomy Under an Atmosphere

• twinke twinkle
• atmospheric EM transmission here and here

Light Detection

• CCD readout illustrated here and here
• CCDs for Hubble, Dark Energy Survey DECam, LSST
• broadband filters: wheel for Swift, g-band filter and transmission for DECam

Invisible Astronomy: Beyond the Optical

• radio: JVLA, Arecibo
• millimeter/microwave: South Pole Telescope, Planck, ALMA
• infrared: Spitzer, Sofia, James Webb Space Telescope [launch: spring 2019!]
• X-ray: Chandra, XMM-Newton
• gamma-ray: Fermi, H.E.S.S., Veritas, HAWC

Hour Exam 1 Review