Acknowledgments
We acknowledge support by the Thailand Research Fund (TRF).
Observations of V1848 Ori were obtained, using the 0.5-m
telescope at Sirindhorn Observatory, Chiang Mai University.
This research has made use of the SIMBAD online database, operated
at CDS, Strasbourg, France and the Astrophysics Data System (ADS), operated by the Smithsonian Astrophysical Observatory
(SAO) under a NASA Grant.