2058A80         VILNIUS UPXYZVTS PHOTOELECTRIC PHOTOMETRIC CATALOGUE
2058A80         ----------------------------------------------------
2058A80
2058A80         BY NORTH P.
2058A80         INSTITUT D'ASTRONOMIE DE L'UNIVERSITE DE LAUSANNE
2058A80         ET OBSERVATOIRE DE GENEVE
2058A80         CH-1290 CHAVANNES-DES-BOIS (SWITZERLAND)
2058A80                 ------------------
2058A80
2058A80   (AN ANNOUNCEMENT IS TO BE PUBLISHED IN ASTRON. ATROPHYS. SUPPL., 1980)
2058A80
2058A80   DISTRIBUTION BY :
2058A80             CENTRE DE DONNEES STELLAIRES
2058A80             OBSERVATOIRE DE STRASBOURG
2058A80             RUE DE L'UNIVERSITE 11
2058A80             F-67000 STRASBOURG (FRANCE)
2058A80                     ----------
2058A80
2058A80   ----------------------------- REMARK : -----------------------------------
2058A80   THE CODE-NUMBERING SYSTEM USED IN THIS CATALOGUE HAS BEEN DESCRIBED BY
2058A80   MERMILLIOD J.-C. (1978, BULL. CENTRE DE DONNEES STELLAIRES, STRASBOURG,
2058A80   14, 32) ; THIS DESCRIPTION IS REPRODUCED IN THE FIFTH FILE OF THIS CA-
2058A80   TALOGUE. THE STARS ARE SORTED BY ASCENDING CODE NUMBER.
2058A80   --------------------------------------------------------------------------
2058A80
2058A80   THIS CATALOGUE CONTAINS 2094 MEASUREMENTS FOR 1878 STARS, PUBLISHED UNTIL
2058A80   THE END OF 1979. THERE ARE FIVE FILES.
2058A80
2058A80   FILE 1 :  PUBLISHED MEASUREMENTS, IN THE FOLLOWING FORM :
2058A80   --------
2058A80      - STAR IDENTIFICATION ACCORDING TO MERMILLIOD (1978)
2058A80      - REMARK "D" IF BOTH COMPONENTS OF A VISUAL DOUBLE HAVE BEEN
2058A80        MEASURED TOGETHER
2058A80      - V MAGNITUDE
2058A80      - U-P, P-X, X-Y, Y-Z, Z-V, V-S, T-S COLOUR INDICES
2058A80      - NUMBER OF MEASUREMENTS. THE FOLLOWING SYMBOLS ARE USED :
2058A80        "STD" WHEN THE STAR IS A STANDARD,
2058A80        "/" WHEN THE NUMBER OF OBSERVATIONS DO NOT APPEAR IN THE
2058A80        ORIGINAL PUBLICATION
2058A80      - NUMBER OF THE BIBLIOGRAPHICAL REFERENCE
2058A80
2058A80   FILE 2 :  HOMOGENEOUS DATA (1826 STARS) IN THE SAME FORM
2058A80   --------
2058A80
2058A80   FILE 3 :  BIBLIOGRAPHICAL REFERENCES
2058A80   --------
2058A80
2058A80   FILE 4 :  MEASUREMENTS MADE IN THE VILNIUS UPXYZTS SYSTEM WITH INTER-
2058A80   --------  FERENTIAL FILTERS :
2058A80      - STAR IDENTIFICATION ACCORDING TO MERMILLIOD (1978)
2058A80      - V-JOHNSON MAGNITUDE
2058A80      - U-P, P-Y, X-Y, Y-Z, Z-S, T-S COLOUR INDICES
2058A80      - NUMBER OF MEASUREMENTS IN THE U,P,X,Y,Z FILTERS
2058A80      - NUMBER OF MEASUREMENTS IN THE X,Y,Z,T,S FILTERS
2058A80
2058A80   FILE 5 :  DESCRIPTION OF THE CODE-NUMBERING SYSTEM (MERMILLIOD 1978)
2058A80   --------
2058A80
2058A80 ********************************************************************************