Basic object information
Name: NGC 1664
Type of object: Open cluster
Magnitude: 7.6
Size: 18.0'
Magnitude of brightest star: 10.6
Object classification: III 1 p
Description: Cl,lRi,lC,pL
Notes: 40* mags 11...

Catalog position for epoch J2000.0
Right ascension: 04h 51m 06.0s
Declination: +43 42' 00"

Constellation: Auriga

Observer: Iiro Sairanen
Obs. place: Lakasenpelto, Imatra, Finland
Date/Time: 20/21.12.2003 20:10


Telescope: Newton 406/1830mm

Magn: 107x

Filter:

Field: 28'

NE Lim.mag: 5.0

Background sky: 4

Seeing: 4

Height: 59
Visuality: I

Weather: -10C

A poor cluster...fairly 40 stars between mags 11-13.

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