M92

 

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Messier 92

M92 by Gerard van den Braak

Object data

Object type:

M 92 (NGC 6341)

Size object :

14x14 arcmin.

Magnitude:

6.5

Constellation:

Hercules

Distance:

28.550 LY

 

 

Exposure data

Date, time

2010-06-17    03.30 hour

Julian day number

2454 363

Location:

Zuidlaren, the Netherlands

Telescope:

Sugar-3 telescope 255mm F5,5 Newton

Camera:

ST 2000XM CFW10

Filters:

L: 4x0,5 min

  R:
  G:
  B:

Temperature outside:

+10 0C

Temperature CCD:

-25c

SQM: 17.22

Binning:

1x1

Field of view: 16x12 arcmins
(crop of 32x24)

Imaged by:

Gerard van den Braak

Processing tools:

CcdSoft, Photoshop CS

Notes: