Basic object information
Name: M 80
Type of object: Globular cluster
Magnitude: 7.2
Size: 8.9'
Object classification: 2
Description: vB,L,vmbM,rrr,st 14...
Notes: Extremely rich and compressed

Catalog position for epoch J2000.0
Right ascension: 16h 17m 02.5s
Declination: -22 58' 30"

Constellation: Scorpius

Observer: Iiro Sairanen
Obs. place: Los Roques (2117m above sea level), Tenerife, Spain
Date/Time: 16/17.4.2004 1:00

Telescope: Newton 110/805mm

Magn: 107x


Field: 28'

NE Lim.mag: 6,9

Background sky: 2

Seeing: 3

Height: 17
Visuality: II

Weather: +2C, moist

Very bright core but no individual stars visible.