Object data

Object type:

M3 (NGC 5272)

Size:

13'

Magnitude:

7.7

Constellation:

Canes Venatici (Jachthonden

Distance:

48,500 LY

Exposure data

Date, time

2011-05-25   ~01.00 hour

Julian day number

2455706

Location:

Zuidlaren, Holland

Telescope:

Takahashi FSQ106ED + extender Q 1,7x

Camera:

Canon 350D (mod)

Filters:

L: 7x180 sec

Temperature outside:

 8.2C

Temperature CCD:

 --

SQM:

20.73

Binning:

--

Processing tools:

IP, CS3, GradX

Gerard van den Braak

Notes:

100% crop