Basic object information
Name: M 54
Type of object: Globular cluster
Magnitude: 7.7
Size: 9.1'
Object classification: 3
Description: vB,L,R,g,smbM
Notes: * mags 15...

Catalog position for epoch J2000.0
Right ascension: 18h 55m 03.3s
Declination: -30 28' 42"

Constellation: Sagittarius

Observer: Iiro Sairanen
Obs. place: Base del Teide (2280m above sea level), Tenerife, Spain
Date/Time: 18/19.4.2004 4:45


Telescope: Newton 110/805mm

Magn: 127x

Filter:

Field: 24'

NE Lim.mag: 7,0

Background sky: 2

Seeing: 3

Height: 22
Visuality: II

Weather: +9˚C, dry and good

Roundish diffuse nebula. Small but bright core, no stars visible.

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