Deep Sky Object in Summer
NGC6440 (Globular Cluster in Sagittarius)

Date & Time: May 2 2014, from 25:25 to 25:37 JST(+0900)
Composed 4 shots with 4 minutes exposed
Optical: Meade 25cm(10") Schmidt-Cassegrain with a conversion lens (f=1600mm, F6.3)
with BaaderPlanetarium Moon&Skyglow filter
Auto-guided with Meade LX200 Equatorial & Pictor 201XT
Digital Camera: Canon EOS 600D (Remodeled)
Location: Ooizumi, Hokuto city, Yamanashi pref.

Camera Settings: Recording format...14bit CCD-RAW, converted to 16bit TIFF(5184×3456)

NGC6440 / Globular cluster, type V
R.A.17h 48m 52.6s (2000.0)
Dec.-20°21' 34" (2000.0)
Apparent Size4.4'
Real SizeN/A
NGC6440 is a compact globular cluster lying northwest region of Sagittarius, you can find it out at about 6 degrees northwest of the Lagoon Nebula (M8). The cluster is one of minor ones distributed in this vicinity, with 9th magnitude in brightness and a bit larger than 4 arc minutes in apparent diameter.



Copyright(c) 2014 by Naoyuki Kurita, All rights reserved.
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