M25 (IC 4725) Sgr open cluster
Difficulty level 1
Date of observation: 2000/05/04 03:27
Observing site: Makinoto
Transparency/seeing/sky darkness: 2/4/4
Instruments: 32cm Dobsonian with XL21 at 70x
Width of field: 0.9�‹
This is an open cluster located east of M24. It is a bright cluster but without an NGC number.
Although it is a large cluster, it is difficult to determine the boundary of the cluster. It is a beautiful object with some variation in brightness of stars and a degree of central condensation.
There are also inconspicuous strings of stars.