Forum der Vereinigung der Sternfreunde

There were 5 reports of cometary activity.
The first report was by A. Maury.
There were 5 reports of a coma and there were 3 reports of a tail.

COMET C/2025 O2 (MAPS)
Alain Maury, San Pedro de Atacama, Chile, reports the discovery of a
comet as a slightly fuzzy object on images obtained on July 25 UT with a 28-cm
Celestron RASA Schmidt astrograph in the course of the MAPS survey (cf. CBET
5567), noting that the head showed a size of 5".2 (full-width-at-half-maximum)
in 3".5 seeing with a slight elongation.