Table of Base-line and Scale Values 

 for Full-size Magnetograms 



Fredericksburg Magnetic Observatory 



Standard Magnetograph 



PRELIMINARY VALUES 





Declination 

 (B) 



Horizontal 

 (H) 



Intensity- 



Vertical 

 Intensity (Z) 



Interval 



Base-line 

 value 

 ' 





Scale 



value 



/imn 



Base-line 

 value 



Scale 



value 



3^ /mm 



Base-line 



value 



2r 



Scale 

 value 

 y/mm 



Jul 18-24 

 1961 



6 22 





0.49 



19165 





2.5 



53055 



3.0 



Base-line separation distance on original magnetograms Z-H 111 mm. 



D = B +S d 



D D mm 



H = B +S h 



H H mm 



Z = B +S z 



L L mm 



D (gamma) scale value -1.1 ^/mm 



Directions of increase on magnetograms: D (W) up: H up: Z up 



26 



