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Basic object information
Name: M 102?
Type of object: Galaxy
Magnitude: 9.9
Surface brightness: 11.8 mag/sq arcmin
Size: 6.5'x3.1'
Position angle: 128°
Object classification: Sa
Description: vB,cL,pME146,gbM
Notes: vBN w dk lane and ansae;NGC 5867 small E neb;H I 215
Catalog position for epoch J2000.0
Right ascension: 15h 06m 30.2s
Declination: +55° 45' 45"
Constellation: Draco
Observer: Iiro Sairanen
Obs. place: Ahola, Joutseno, Finland
Date/Time: 24/25.4.2003 1.15
Telescope: 16" Dobson f 4.5
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Magn: 292x |
Filter: |
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Field: 11' |
NE Lim.mag: 6,2 |
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Background sky: 3 |
Seeing: 2 |
Height: 81°
Visuality: I
Weather: -5°C, northern lights
Sivultapäin näkyvän linssin muotoinen galaksi. Ydin osien pintakirkkaus todella suuri.