J/A+A/385/816 LSB galaxies rotation curves (de Blok+ 2002)
High-resolution rotation curves of low surface brightness galaxies
de Blok W.J.G., Bosma A.
<Astron. Astrophys. 385, 816 (2002)>
=2002A&A...385..816D 2002A&A...385..816D
ADC_Keywords: Galaxies, optical ; Galaxies, rotation ; Radial velocities
Keywords: galaxies: structure - galaxies: kinematics and dynamics -
galaxies: halos
Description:
File rawcurve contains the raw rotation curves of the low surface
brightness galaxies. These data are not corrected for inclination.
File procurve contains the processed rotation curves that can be
directly used for mass modelling.
File Summary:
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FileName Lrecl Records Explanations
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ReadMe 80 . This file
galaxies.dat 34 26 Galaxy positions (from NED/Simbad)
rawcurve.dat 34 2315 Raw rotation curves
procurve.dat 51 484 Processed rotation curves
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See also:
J/A+A/365/1 : HI observations of LSB galaxies (Matthews+, 2001)
J/AJ/106/530 : Low surface brightness disk galaxies (Bothun+, 1993)
J/ApJS/81/5 : Green Bank neutral hydrogen survey (Schneider+, 1992)
J/ApJS/105/209 : Low surface brightness galaxies. I. The catalog (Impey+ 1996)
J/MNRAS/304/297 : LSBG catalogue (Morshidi-Esslinger+, 1999)
Byte-by-byte Description of file: galaxies.dat
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Bytes Format Units Label Explanations
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1- 11 A11 --- Name Name of the galaxy
13- 14 I2 h RAh Right ascension (J2000)
16- 17 I2 min RAm Right ascension (J2000)
19- 22 F4.1 s RAs Right ascension (J2000)
24 A1 --- DE- Declination sign (J2000)
25- 26 I2 deg DEd Declination (J2000)
28- 29 I2 arcmin DEm Declination (J2000)
31- 32 I2 arcsec DEs Declination (J2000)
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Byte-by-byte Description of file: rawcurve.dat
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Bytes Format Units Label Explanations
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1- 11 A11 --- Name Name of the galaxy
12- 19 F8.1 arcsec r Angular radius
20- 28 F9.2 km/s Vrot Rotation velocity (1)
29- 34 F6.2 km/s e_Vrot Error in rotation velocity (1)
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Note (1): These values are not corrected for inclination.
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Byte-by-byte Description of file: procurve.dat
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Bytes Format Units Label Explanations
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1- 11 A11 --- Name Name of the galaxy
12- 16 F5.1 arcsec r Angular radius
17- 22 F6.2 kpc r(kpc) Physical radius using adopted distance
23- 29 F7.2 km/s Vgas ?=0.00 Rotation velocity of gas component (1)
30- 36 F7.2 km/s Vdisk ?=0.00 Rotation velocity of disk (2)
37- 44 F8.2 km/s Vrot Rotation velocity
45- 51 F7.2 km/s e_Vrot Error in rotation velocity (3)
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Note (1): Assumes Mgas = 1.4M(HI)
Note (2): For M/L(stars) = 1.0 in the R band.
Note (3): Includes measurement, inclination, and asymmetry uncertainties.
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(End) Erwin de Blok [ATNF, Australia] 20-May-2002