Bands in optical data in the AAVSO International Database (AID)
Each variable star observation in the AID contains a field that specifies the band (filter) used in making the observation.
For data downloaded from the AID using the data-download tool, the band is given as an abbreviation (e.g., visual is Vis, Johnson V is V).
In special cases, the band (e.g. visual) may be represented as a number (e.g., 0). The following numbers represents the following bands: