The CCD Photometric data of V1851 Ori in the V and R bands

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The new photometric observations of V1851 Ori on 11 and 12 December 2019 using the PlanWave instrument 1.0-meter telescope (PW1000) featuring an altazimuth mount system at the Thai National Observatory (TNO) in Chiang Mai, Thailand. The telescope was equipped with the FLI ProLine PL16803 CCD camera and it includes Johnson V and R filters. The exposure time for V and R filters were 30s. The raw data reduction and differential magnitude were calculated with Siril version 0.9.8-003 software. The stars TYC 702-2233-1 and TYC 702-1038-1 were used as comparison and check stars, respectively.

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