Deep Sky Object in Autumn
NGC7492 (Globular Cluster in Aquarius)


Date & Time: Dec 29 2018, from 18:13 to 18:28 JST(+0900)
Composed 8 shots with 2 minutes exposed
Optical: Meade 25cm(10") Schmidt-Cassegrain with conversion lens (f=1600mm, F6.3)
with BaaderPlanetarium Moon&Skyglow filter
Auto-guided with Meade LX200 Equatorial & Pictor 201XT
Digital Camera: Nikon D810A
Location: Ooizumi, Hokuto city, Yamanashi pref.

Camera Settings: Recording Format...14bit CCD-RAW, converted to 16bit TIFF(4080×4080)
Device Size...20×20mm
Sensitivity...ISO4000, White Balance...Daylight


NGC7492 / Globular Cluster, type XII
R.A.23h 08m 24.0s (2000.0)
Dec.-15° 37' 00" (2000.0)
Apparent Size6.2'
Real Size150 light yrs.
Magnitude11.5
Distance84,000 light yrs.
NGC7492 is a compact globular cluster positioned at 3 degrees east from delta Aqr. The cluster has a brightness of 11.5th magnitude and about 6 arc minutes in diameter. NGC7492 is a very sparse globular, contains very few member stars.



NGC288
4th Scenes: Deepsky Objects in Winter

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