Basic object information
Name: M 104
Type of object: Galaxy
Magnitude: 8.0
Surface brightness: 11.5 mag/sq arcmin
Size: 8.9'x4.1'
Position angle: 90
Object classification: Sa
Description: !vB,vL,eE92,vsmbMN
Notes: PA 90,H I 43,dark equatorial lane,Sombrero Galaxy

Catalog position for epoch J2000.0
Right ascension: 12h 39m 59.3s
Declination: -11 37' 22"

Constellation: Virgo

Observer: Iiro Sairanen
Obs. place: Base del Teide (2280m above sea level), Tenerife, Spain
Date/Time: 19/20.4.2004 1:23

Telescope: Newton 110/805mm

Magn: 127x


Field: 24'

NE Lim.mag: 7,0

Background sky: 2

Seeing: 2

Height: 49
Visuality: II

Weather: +11˚C, thin highclouds

Fine EDL was easily visible with 127x. Almost stellar core.