Meade Instruments 1697 Computer Drive System For LXD 650 and LXD 750 Mounts - Part 2 - Manual (Page 6)

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The following guide to VQs was used in the visual observing process.
The following is a description of the format of the optional CNGC listing for each object:
SUPER Very bright object with very interesting shape or structure.
Bright object with very interesting shape or structure.
EXCEL OR
Very bright object with moderately interesting shape or structure.
Bright object with moderately interesting shape or structure.
V GOOD OR
Very bright object with little or no interesting shape or structure.
Easy to see without averted vision with some interesting shape or structure.
GOOD OR
Bright object, but little or no interesting shape or structure.
FAIR Easy to see without averted vision, but little or no interesting shape or structure.
POOR Easy to see with averted vision. Often borderline visible without averted vision.
V POOR A struggle to see with careful use of averted vision.
Not yet rated AND missing information for computer estimate.
(none) OR
Could not see despite careful use of averted vision.
COLUMN NAME DESCRIPTION
1 CNGC # CNGC 0001 through CNGC 7840
2 RA Right Ascension
3 DEC Declination
4 SIZE Size of object (arc-seconds)
5 MAG Magnitude (-5.5 through 19.9)
6 TYPE Type of object
7 * * means object is not in the RNGC
8 ALT CAT Alternate catalog name and number
9 VQ Visual Quality Rating (abcdefg ) or (ABCDEFG)
10 TAGS Object Type # (0-F) : S = Sky-Cat : T = Tirion
11 COMMENTS Name, comments, other information