NGC 1798 (Berkeley 16, Lund 155, OLC-410) Open Cluster in Auriga

Located at: RA 05 hours 11 minutes 40 seconds, Dec +47 degrees 41 minutes 42 seconds

Size: 3.0' Magnitude: 10 Class: I 1 m

North is up

West to the right

Telescope:

 8" f5 Newtonian reflector

Camera:

 ST-8XME, self-guided, binned 1x1, temp -25c, camera control MaxIm DL 4.56

Image:

Lumicon Red filter, 240 minutes (24 x 10 minute subs), 01/6/2009; seeing 2.0-3.1 FWHM per CCDStack

Processing:

CCDStack 1.4.1, Photoshop 7.0

Location:

 Rolling Roof Observatory, Thousand Oaks, CA 91360 (+34d 13m 29s -118h 52m 20s)

Notes:

This image replaces an unfiltered 90 minute Track & Accumulate image from 01/23/2006.

From the NGC / IC Project: No visual Observations ...

Original NGC Catalogue Data for  NGC 1798

General Catalogue Designation:  ...William Herschel Designation:  ...John Herschel Designation:  ...Other Observers:  Barnard Right Ascension (Equinox 1860):  05h 01m 07sAnnual RA Precession (Equinox 1880):  +4.49sNorth Polar Declination (Equinox 1860):  42° 31.2'Annual DEC Precession (Equinox 1880):  -05.0"Summary Description:  S, Cl, or Cl + neb Notes:  …Comments:  …Discovered by:  Edward Emerson Barnard (1857 - 1923)Year of Discovery:  1882-7Telescope Aperture (Inches):  -Telescope Type:  -Understanding the 'Summary Description':  Summary Description Abbreviations List

Contemporary / Current Data for  NGC 1798

Right Ascension (2000):  05h 11m 40.3sDeclination (2000):  +47º 41' 20"Object Type:  Open cluster Object Classification:  I 1 m Constellation:  Auriga Position Angle:  ----- °Visual Magnitude:  10.0Surface Brightness:  ----Blue Magnitude:  ----Object Size:  5'Also Cataloged As:  OCL 410, LUND 155Catalogue Notes:  ---------------