Light curve for ZTF24aaerzwh. This source was crossmatched by Lasair with 4479767064322208640, a G = 13.40 mag stellar source found in the Gaia and PS1 catalogs. The source has been classified in the ZTF catalog of periodic variable stars as a BY Draconis variable. The data plotted are an amalgamation of historical data pulled from the ZTF archive and alert-packet data pulled with the Lasair API query. R-band and G-band data are shown in red and blue, respectively. Data pulled from the ZTF alert packet are plotted in a darker shade. This alert-packet data are also distinguished from archival data because they lie to the right of the alert-epoch line, indicating the object’s discovery date in Lasair. The right-most dotted line indicates the “MJD min” or 30 days before the object’s most recent alert.