J/AZh/72/291 Variability at Frequencies 3.9 and 7.5 GHz (Gorshkov+, 1995)
Variability at Frequencies 3.9 and 7.5 GHz: Radio Sources from the
Zelenchukskii Survey with Fluxes > 200mJy.
Gorshkov, A.G., Konnikova, V. K.
<Astron. Zh. 72, 291 (1995)>
=1995AZh....72..291G 1995AZh....72..291G
ADC_Keywords: Radio sources
Description:
A complete sample of radio sources from the Zelenchukskii survey with
fluxes S(3.9GHz)>200mJy and declination range from +4 till +6 degrees
were observed at 3.9 and 7.5GHz over the course of seven years. There
are one hundred and eighty radio sources in the sample.
File Summary:
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FileName Lrecl Records Explanations
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ReadMe 80 . This file
table1.dat 79 180 A complete sample of radio sources from the
Zelenchukskii survey with fluxes S3.9>200mJy
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See also:
VIII/49 : The Zelenchuk Surveys (Amirkhanyan+, 1989)
J/AZh/77/407 : Flat-spectrum radio sources at 0.97-21.7GHz (Gorshkov+, 2000)
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 (1950)
4- 5 I2 min RAm Right ascension (1950)
7- 10 F4.1 s RAs Right ascension (1950)
12 A1 --- DE- Declination sign
13- 14 I2 deg DEd Declination (1950)
16- 17 I2 arcmin DEm Declination (1950)
19- 20 I2 arcsec DEs Declination (1950)
21 A1 --- Note [ *]? If * fluxes and spectral index were
changed by authors in comparison printed
version
23- 27 I5 mJy F3.9 Mean weighted fluxes at 3.9GHz (7.7cm)
30- 33 I4 mJy F7.5 Mean weighted fluxes at 7.5GHz (4cm)
36- 40 F5.2 --- a *? Spectral index (3.9-7.5GHz) for the mean
weighted fluxes.
43- 46 F4.2 --- vF3.9 ? Relative variability amplitudes at 3.9GHz
for sources with probability of
variability greater than 0.95
49- 52 F4.2 --- vF7.5 ? Relative variability amplitudes at 7.5GHz
for sources with probability of
variability greater than 0.95
55- 58 F4.2 --- Pvar ? Probability of variability 1-(n-1) at 7.5GHz
61- 62 A2 --- Ident *Optical identification
65- 68 F4.1 mag Vmag ? Stellar magnitude
71- 75 F5.3 --- z ? Redshift
78- 79 I2 --- Ref [12-23]? References for the optical
identifications
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Note on a:
Spectral index was not calculated for extended sources.
Note on Ident:
Q = known quasar
SO= stellar object
G = galaxy
EF= empty field on the Palomar Sky Survey image
L = Lacertae object
F = object too faint for establishment of morphological type
PR=populated region
St= star
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References:
12. Bugaenko et al., 1993PAZh...19...13B 1993PAZh...19...13B
13. Gorshkov & Konnikova, 1993PAZh...19..136G 1993PAZh...19..136G
14. Veron-Cetty & Veron, 1991, A Catalogue of Quasars and Active Nuclei,
ESO Scientific Report, 5th ed., 3. (See. Cat. VII/188)
15. Wills, 1976AJ.....81.1031W 1976AJ.....81.1031W
16. Condon et al., 1977AJ.....82..692C 1977AJ.....82..692C
17. Lawrence et al., 1986ApJS...61..105L 1986ApJS...61..105L
18. Dahari, 1985ApJS...57..643D 1985ApJS...57..643D
19. Spinrad et al., 1985, Cat. J/PASP/97/932
20. Ekers, 1969AuJPS...7....1E 1969AuJPS...7....1E
21. Parkes Catalog, 1988, private communication.
22. Wills & Bolton, 1969AuJPh..22..775W 1969AuJPh..22..775W
23. Kinman, 1976ApJ...205....1K 1976ApJ...205....1K
(End) Veta Avedisova [INASAN] 10-May-1997