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Observations - Coggle Diagram
Observations
measure properties of
astronomical objects
Composition and components
structure
Seismology,Asteroseismology
Magnetic field
extinction and reddening
Dark Matter
Time variation
Star Formation Rate
galaxy "main sequence"
accretion rate
Bulk properties
motion,mass,size,luminosity,
temperature,age,environment
Distances
standard candle
parallax
Cepheid variable
Hubble law
overview
Quantify Measurements
SNR
Long exposure to boost SNR
Random Processes: Poisson, Gaussian
Noise and Errors
Systematic and Random
High Uncertainty and High Bias
Error Propagation