J/A+AS/93/255 Axial ratios of edge-on spirals (Guthrie 1992)
Axial ratios of edge-on spirals
GUTHRIE B.N.G.
<Astron. Astrophys. Suppl. Ser. 93, 255 (1992)>
=1992A&AS...93..255G 1992A&AS...93..255G
ADC_Keywords: Galaxies, optical; Morphology
Keywords: galaxies: spiral - galaxies: structure of
File Summary:
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FileName Lrecl Records Explanations
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ReadMe 80 . This file
table1 72 299 Edge-on spirals in the UGC
table2 60 17 Edge-on spirals used as calibrators
table4 73 43 Additional nearby edge-on spirals
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Byte-by-byte Description of file: table1 table4
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Bytes Format Units Label Explanations
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1- 6 A6 --- UGC UGC designation, or blank for
additional galaxies (table 4)
(the * flag is not explained)
7- 15 A9 --- Name NGC or IC designation, or other
17 I1 --- T Numerical Hubble type as in RC2
18- 21 A4 --- n_T [+DL: ] Note in T:
+ value of T assigned according to
the bulge/disc ratio
DL = Dust Lane
23- 26 F4.2 arcmin D []? Major diameter of the disc
27 A1 --- u_D Uncertaintly flag (:) on D
30- 33 F4.2 arcmin disc []? Minor diameter of the disc
34 A1 --- u_disc Uncertaintly flag (:) on disc
37- 40 F4.2 arcmin d []? Minor diameter of the whole galaxy
when the central bulge is larger
than the Minor diameter of the disc
41 A1 --- u_d Uncertaintly flag (:) on d
43- 46 F4.2 --- logR25disc Ratio of major/minor axis (logarithmic
scale) at 25mag/arcsec2 limit
47 A1 --- u_logR25disc Uncertaintly flag (:) on logR25disc
54- 57 F4.2 --- logR25gal []? ratio of major/minor axis (logarithmic
scale) at 25mag/arcsec2 limit
58 A1 --- u_logR25gal Uncertaintly flag (:) on logR25gal
65- 66 I2 deg i Inclination angle
70- 72 I3 km/s Vmax []? Maximum rotation velocity from HI
line width
73 A1 --- u_Vmax Uncertaintly flag (:) on Vmax
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Byte-by-byte Description of file: table2
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Bytes Format Units Label Explanations
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1- 6 A6 --- UGC UGC designation
7- 15 A9 --- Name NGC or IC designation, or other
23- 26 F4.2 arcmin D Major diameter
27 A1 --- u_D Uncertaintly flag (:) on D
30- 33 F4.2 arcmin d Minor diameter
34 A1 --- u_d Uncertaintly flag (:) on d
43- 46 F4.2 --- log(D/d) Ratio of major/minor axis (logarithmic
scale)
47 A1 --- u_log(D/d) Uncertaintly flag (:) on log(D/d)
54- 58 F5.3 --- logR25 Ratio at 25mag/arcsec2 limit
60 A1 --- Ref [1-4] Reference:
1. Cornell et al. (1987)
2. Pierce (1988)
3. Pierce & Tully (1988)
4. Fouque & Paturel (1983)
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Table 3: Values of for spirals of various types T.
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⟵---Value of Mean ------->
T N.Gal. me=0.03 me=0.06 me=0.09 me=0.12
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0 9 0.77 0.74 0.71 0.70
1 71 0.77 0.74 0.71 0.70
2 66 0.72 0.71 0.70 0.70
3 205 0.98 0.98 0.98 0.98
4 138 0.83 0.83 0.85 0.85
5 174 0.96 0.97 0.97 0.98
6 145 1.00 1.00 1.01 1.01
7 80 1.08 1.08 1.08 1.07
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Table 5: Comparison of inclinations
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Galaxy UGC i(present) i(model) Reference
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A0957-29 90 90 Wainscoat et al. (1989)
NGC 4013 6963 85 90 van der Kruit 8 Searle (1982)
NGC 4217 7282 73 88 van der Kruit 8 Searle (1982)
NGC 4244 7322 87 88 van der Kruit 8 Searle (1981)
NGC 4289 7403 90 86 Shaw 8 Gilmore (1990)
NGC 4565 7772 90 86 van der Kruit 8 Searle (1981)
NGC 5023 8286 84 90 van der Kruit 8 Searle (1982)
NGC 5906/7 9801 89 87 van der Kruit 8 Searle (1981)
A1611-00 10288 86 88 Shaw 8 Gilmore (1990)
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History: Keypunched at CDS
(End) James Marcout, Francois Ochsenbein [CDS] 22-Feb-1994