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Uncertainties in Data

Due to the nature of taking measurements, all measurements have an inherent uncertainty in their true values.

Variable Star Data

Each .txt file within this directory has measurement uncertainty corresponding to

Measurement Uncertainty Unit
Time +/- 0.3 hours
NormalisedFlux +/- 1.5 %

Distant Galaxy Data.txt

Measurement Uncertainty Unit
Equatorial +/- 0.0001 degrees
Polar +/- 0.0001 degrees
BlueF +/- 1 %
GreenF +/- 1 %
RedF +/- 1 %
Size +/- 10 %
RadialVelocity +/- 0.1 km/s

Radio Source Data.txt

Measurement Uncertainty Unit
Equatorial +/- 0.01 degrees
Polar +/- 0.01 degrees
Luminosity +/- 10 %

Star Data.txt

Measurement Uncertainty Unit
Equatorial +/- 0.0001 degrees
Polar +/- 0.0001 degrees
BlueF +/- 1 %
GreenF +/- 1 %
RedF +/- 1 %
Parallax +/- 0.001 arcseconds
RadialVelocity +/- 0.03 km/s
Variable? N/A N/A

Supernova Data.txt

Measurement Uncertainty Unit
Equatorial +/- 0.01 degrees
Polar +/- 0.01 degrees
PeakFlux(W) +/- 1 %