MAST
Catalogs and Surveys Group
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Guide Star Catalogue Codes

GSC Classification Codes
Class/Qual Code Description Notes
0x Star Quality code x (0=guess,1=poss,2=prob,3=sure)
1x Galaxy -
22 Blend N.B. 20 used for reclassified bright star defects
3x Non-Star galaxies/blends/defects/etc
4 Unclassified -
5 Artifact -

GSC Bandpass Codes
Code Bandpass Emulsion/Filter Notes
0 Jpg IIIaJ+GG395 SERC-J/EJ
1 V IIaD+W12 Pal Quick-V
2 - HST FGS -
3 B - Johnson
4 V - Johnson
5 Fpg IIIaF+RG630 ESO-R
6 V495 IIaD+GG495 Pal QV/AAO XV
7 O 103aO+no filter POSS-I Blue
8 E 103aE+red plexi POSS-I Red
9 Fpg IIIaF+RG630 -
10 - IIaD+GG495+yellow objective GPO Astrograph
11 - 103aO+blue objective Black Birch Astrograph
12 - 103aO+blue objective Black Birch Astrograph (GSC cal)
13 - 103aG+GG495+yellow objective Black Birch Astrograph
14 - 103aG+GG495+yellow objective Black Birch Astrograph (GSC cal)
16 Vpg IIIaJ+GG495 -
18 Jpg IIIaJ+GG385 POSS-II Blue
19 U - Johnson
20 R - Johnson
21 I - Johnson
22 U - Cape
23 R - Kron
24 I - Kron
35 Fpg IIIaF+RG610 POSS-II Red
36 Fpg IIIaF+OG590 SERC-ER/SR, AAO-R/GR
37 Npg IVN+RG9 POSS-II IR
38 Npg IVN+RG715 SERC-IR
39 Jpg IIaO+GG385 ESO-B
41 BT TYCHO-B -
42 VT TYCHO-V -
43 - IRAS 12micron -
44 - IRAS 25 micron -
45 - IRAS 60 micron -
46 - IRAS 100 micron -
47 J 2MASS -
48 H 2MASS -
49 K 2MASS -
50 u' SDSS -
51 g' SDSS -
52 r' SDSS -
53 i' SDSS -
54 z' SDSS -
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Last Updated Jan 2001
Copyright © 2001 The Association of Universities for Research in Astronomy, Inc. All Rights Reserved.
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Last Modified: 2016-06-20 14:42