Iiro's DeepSky Sketches

Name: Messier 28Other name: NGC 6626
RA: 18h 24.5m DEC: -24° 52'
Constellation: SGR
Type: Globular cluster
Magnitude: 6.9
Size: 15'
Surface brightness: 11
Classification: IV
Description: vB,L,R,geCM,rrr
Notes: 45' NW from Lambda Sgr,* mags 14...
Observer: Iiro Sairanen
Location: Base del Teide (2280m), Tenerife, Spain
Date: 18/19.4.2004 4:20
Instrument: Newton 110/805 mm
Magnification: 127xFilter: -
Field: 24'Seeing: 3
Background sky: 2NE lim mag: 7
Visuality: IIHeight: 27°
Weather: +9°C, dry and good
Description: Clearly granular globular. Few extremely faint stars were visible near by core with averted vision.
Updated: 15.5.2004 13:33