J/ApJS/105/475 Observations of double stars. XVII. (Heintz 1996)
Observations of double stars and new pairs. XVII.
Heintz W.D.
<Astrophys. J. Suppl. Ser. 105, 475 (1996)>
=1996ApJS..105..475H 1996ApJS..105..475H
ADC_Keywords: Stars, double and multiple
Keywords: astrometry - binaries: visual
Abstract:
Micrometer observations of 722 doubles, including 14 new pairs, in
1994-1995 are tabulated, along with some orbits.
File Summary:
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FileName Lrecl Records Explanations
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ReadMe 80 . This file
table1.dat 89 12 Orbits
table2.dat 76 724 Micrometer Observations
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See also:
V/39 : 4th Catalog of Orbits of Visual Binaries (Worley+, 1983)
J/ApJS/74/275 : Observations of double stars. XIV. (Heintz 1990)
J/ApJS/83/351 : Observations of double stars. XV. (Heintz, 1992)
J/ApJS/99/693 : Observations of double stars. XVI. (Heintz 1995)
J/ApJS/117/587 : Observations of double stars. XVIII. (Heintz 1998)
Byte-by-byte Description of file: table1.dat
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Bytes Format Units Label Explanations
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1- 2 I2 h RAh Right ascension (J2000.0)
3- 5 I3 0.1min RAdm Right ascension (J2000.0) (deci-minutes)
6 A1 --- DE- Declination sign
7- 8 I2 deg DEd Declination (J2000.0)
9- 10 I2 arcmin DEm Declination (J2000.0)
12- 16 I5 --- ADS ? ADS number
18- 27 A10 --- Name Name of binary
29- 32 F4.1 mag mag1 Visual magnitude of the primary
34- 37 F4.1 mag mag2 Visual magnitude of the secondary
39- 40 A2 --- SpType Spectral type
42- 46 F5.1 yr Per Period
48- 53 F6.1 yr T Time of perihelion passage
55- 59 F5.3 arcsec a Semi-major axis
61- 65 F5.3 --- e Eccentricity
67- 71 F5.1 deg i Inclination angle
73- 77 F5.1 deg omega Longitude of perihelion
79- 83 F5.1 deg OMEGA Longitude of ascending node
85- 89 F5.3 arcsec plx Dynamical parallax
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Byte-by-byte Description of file: table2.dat
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Bytes Format Units Label Explanations
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1- 9 A9 --- Name Star name
11- 12 I2 h RAh Right ascension (J2000.0)
13- 15 I3 0.1min RAdm Right ascension (J2000.0) (deci-minutes)
16 A1 --- DE- Declination sign
17- 18 I2 deg DEd Declination (J2000.0)
19- 20 I2 arcmin DEm Declination (J2000.0)
22- 28 F7.2 yr ObsDate Date of observation
30- 34 F5.1 deg PA Position angle
36- 39 F4.2 arcsec Sep Separation between the components
41 A1 --- Nobs Number of nights
43- 46 A4 --- m_Name [ABCD -] Components for multiple systems
48- 51 F4.1 mag m1 ? Magnitude of brightest component
53- 56 F4.1 mag m2 ? Magnitude of second brightest component
58- 76 A19 --- com Comments
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History: Prepared via OCR at CDS.
Some magnitudes corrected in table2 on 19-Feb-1998
(End) Marie-Jose Wagner, Patricia Bauer [CDS] 17-Jun-1997