Open
Names NGC 7538, Sh2-158
Right Ascension (2000.0) 23:13:38.6
Declination +61:30:45
Constellation Cepheus
Redshift (z) ...
Heliocentric Radial Velocity ...
Distance (esteem) 9100 light years
Date (DD/MM/YYYY) 10/10/2015
Exposure time 12,000 seconds (8 x 1500 exposures) with binning mode 1 x 1 and AO-7
CCD Camera SBIG ST-8XE
Telescope Meade Instruments Schmidt-Cassegrain 14" LX200 OTA on 10 Micron GM2000 HPS Mount
Focal length 3556 mm
Diameter 355.6 mm
Focal ratio 10
Field of View 13.3 x 8.9 arcminute
Original scale 0.522 arcsecond / pixel

Palomar Observatory Sky Survey images
POSS I/E DSS1 Red
POSS I/O DSS2 Blue
POSS II/F DSS2 Red
POSS II/J DSS2 Blue
POSS II Color

This Nebula contains the largest known protostar. North is at right.
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