Statistics of the Region of Lacerta OB1 |
From inside the book
Results 1-4 of 4
Page 10
... Areas A , B , and C of Lac OB1 . AREA A B A0 - A4 A5 - A9 F0 - F4 F5 - F9 GO - G4 G5 - G9 K0 - K4 K5- 8.0- 8.4 1 8.5 ... 67 37 16 41 45 46 27 9 12.0-12.4 25 17 14 18 24 37 14 11 12.5-12.9 2 1 1 .. 4 8 15 12 5 13.0-13.4 1 1 5 1 13.5-13.9 ...
... Areas A , B , and C of Lac OB1 . AREA A B A0 - A4 A5 - A9 F0 - F4 F5 - F9 GO - G4 G5 - G9 K0 - K4 K5- 8.0- 8.4 1 8.5 ... 67 37 16 41 45 46 27 9 12.0-12.4 25 17 14 18 24 37 14 11 12.5-12.9 2 1 1 .. 4 8 15 12 5 13.0-13.4 1 1 5 1 13.5-13.9 ...
Page 16
... area A has with respect to areas B and C and excess of early Table 18 Galactic Coordinates for the Center of the Areas Studied . l . I I Area b . II A 95 ° -17 ° B 97 ° -13 ° C 100 ° -10 ° SA 43 113 ° -16 ° SA 67 -27 ° 98 ° A stars on ...
... area A has with respect to areas B and C and excess of early Table 18 Galactic Coordinates for the Center of the Areas Studied . l . I I Area b . II A 95 ° -17 ° B 97 ° -13 ° C 100 ° -10 ° SA 43 113 ° -16 ° SA 67 -27 ° 98 ° A stars on ...
Page 17
... area C has a deficiency of F5 to F9 stars in the magnitude range 11.0 to 125 and an excess of stars later than K0 ... 67. The galactic coordinates for the center of each of our areas A , B , and C and for Selected Areas 43 and 67 are ...
... area C has a deficiency of F5 to F9 stars in the magnitude range 11.0 to 125 and an excess of stars later than K0 ... 67. The galactic coordinates for the center of each of our areas A , B , and C and for Selected Areas 43 and 67 are ...
Page 18
... Area 67 , which is 10 degrees or more further from the galactic plane than the areas of our survey . Pg = 95 ° , I I = -17 ° ) with counts In fact , if we compare counts in area A ( which is centered at II in the Bergedorfer catalog for ...
... Area 67 , which is 10 degrees or more further from the galactic plane than the areas of our survey . Pg = 95 ° , I I = -17 ° ) with counts In fact , if we compare counts in area A ( which is centered at II in the Bergedorfer catalog for ...
Common terms and phrases
Area 67 association Lac OB1 astrophotometer beam splitter Bergedorfer catalog Bergedorfer classifications Bergedorfer magnitudes Bergedorfer Spektraldurchmusterung Blaauw COLLIMATING LENS color equivalents comparison concentrated area concentrated region CONDENSING LENS count of stars counts in area Counts per Deg2 Deg2 in Area dispersed area distance modulus distribution earlier than A0 early F stars fainter magnitudes foreground stars George Coyne given in Table given spectral class Hardie and Seyfert Harvard College Observatory LACERTA OB1 later than F5 lists the ratio luminosity class measuring beam monitoring beam Number of Stars objective lens occulting disk Palomar plate 537 Palomar Sky Survey Photographic Magnitude photometric measurements photometric readings photomultiplier cathode proper motions Ratio of Counts Raw count REGION OF LACERTA Selected Area 42 star plate stars earlier stars in area stars later stars measured systematic difference Table 14 Tikhoff images total area type stars visual magnitudes zero-age main sequence ΚΟ