J/AJ/118/1671 Fornax cluster 4 VI photometry (Buonanno+, 1999)
Hubble space telescope photometry of the Fornax dwarf spheroidal galaxy:
cluster 4 and its field.
Buonanno R., Corsi C.E., Castellani M., Marconi G., Fusi Pecci F.,
Zinn R.
<Astron. J. 118, 1671 (1999)>
=1999AJ....118.1671B 1999AJ....118.1671B (SIMBAD/NED BibCode)
ADC_Keywords: Clusters, globular ; Photometry
Mission_Name: HST
Keywords: galaxies: dwarf - galaxies: individual (Fornax) -
galaxies: star clusters - galaxies: stellar content - Local Group -
stars: distances - stars: horizontal-branch
Abstract:
Using observations from the Hubble Space Telescope archive,
color-magnitude diagrams (CMDs) have been constructed for globular
cluster 4 in the Fornax dwarf spheroidal galaxy and its surrounding
field.
Objects:
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RA (2000) DE Designation(s)
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02 40 09.0 -34 32 24 Fornax 4 = C 0238-348
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File Summary:
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FileName Lrecl Records Explanations
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ReadMe 80 . This file
for4.dat 76 11788 Photometric data for WF2, WF3 and WF4 fields
(table 1)
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See also:
J/A+A/310/715 : Tucana dwarf galaxy VI photometry (Castellani+, 1996)
J/A+A/330/453 : Sagittarius Dwarf Galaxy VI photometry (Marconi+, 1998)
Byte-by-byte Description of file: for4.dat
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Bytes Format Units Label Explanations
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1- 2 A2 --- --- [WF] Wide Field camera field name
3 I1 --- Field [2,4] Field number
5- 8 I4 --- rSeq Star sequential number in the field (table 1)
10- 16 F7.2 pix rXpos Field relative X position (1)
18- 24 F7.2 pix rYpos Field relative Y position (1)
26- 31 F6.3 mag Vmag V magnitude (F555W filter)
33- 38 F6.3 mag V-I V-I colour index (F555W - F814W)
40- 45 F6.3 mag e_Vmag rms uncertainty on Vmag
47- 52 F6.3 mag e_V-I rms uncertainty on V-I
55- 59 I5 --- Seq [1,11788] Global numbering in all fields
61- 67 F7.2 pix Xpos Global X position (fields merged)
70- 76 F7.2 pix Ypos Global Y position (fields merged)
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Note (1): The relative positions are referred to in the bottom left corner
of each chip; 1 pix = 0.0996arcsec.
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History: From AJ electronic version and
http://www.mporzio.astro.it/~mkast/data.html
(End) James Marcout, Patricia Bauer [CDS] 30-Nov-1999