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                            Messier 41 (mouse over shows names)

M41 by Gerard van den Braak

 

Object data

Object type:

M41 (NGC 2287)

Size object:

39x39 arcmins

Magnitude:

4.5

Constellation:

Canis Major (Grote Hond)

Distance:

2,100 LY

 

 

Exposure data

Date, time

2009-01-30   ~21.30 UT

Julian day number

2454 862

Location:

Zuidlaren, Holland

Telescope:

Takahashi-FSQ106ED f5

Camera:

ST 2000XM CFW10

Filters:

L: 5x2.5 min

R:
  G:
  B:

Temperature outside:

-20C

Temperature CCD:

-250C

Binning:

1x1

Field of view: 77x58

Imaged by:

Gerard van den Braak

Processing tools:

CcdSoft,V5  Photoshop CS3

Notes:

Open Cluster (Little Beehive)
Discovered by John Flamsteed in 1702.
Aristotle noted it about 325 B.C.
Autoguided by star M11.8