When to Use Redshift and Doppler Shift 3D Explorer - Best Sessions and Limits
The Redshift and Doppler Shift 3D Explorer fits classroom demos of the wave-Doppler diagram, short curiosity breaks on why a spectral line moves, and literacy around Hubble's law. It is educational geometry - not a spectroscopy pipeline - so a few session types need another tool.
A five-minute classroom demo
Open Redshift and Doppler Shift 3D Explorer, press Approaching then Receding, and watch the tick swing across the spectrum bar as the ring pulses compress and stretch.
Numbers in one panel
Keep the facts table visible while reading z = v/c, the hydrogen-alpha rest wavelength at 656.28 nm, and the Hubble's-law example at 100 Mpc.
Sessions it does not fit
These sessions do not fit Redshift and Doppler Shift 3D Explorer: any time you need galactic structure, orbital mechanics, or a distance-ladder walkthrough. Use Milky Way Map 3D Explorer, Kepler Orbits 3D Explorer, or Parallax Distance 3D Explorer instead. It also needs WebGL in the browser.
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