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108 

Friday, May 22, 1908 

Copied North Polar Sequence
I 35275 remeasured 

Scale M [[strikethrough]] proceed [[/strikethrough]]
h 102

[[7 column chart]]

| a^[[1]] | 2.0 | 2.2 |    | 2.2 |    | 2.4 
| b^[[1]] | 3.9 | 4.1 |    | 4.1 |    | 4.15
| c^[[3]] | 6.8 | 7.0 | 6.9 | 6.95 | 0 [[underlined]] 1 [[/underlined]] | 7.10 
| im poor a^[[5]] | 3.1 | 3.3 |    | 3.3 |    | 3.4 
| c^[[4]] | 5.0 | 5.2 | 5.7 | 5.45 | [[underlined]] 2 [[/underlined]] 3 | 5.45 
| c^[[2]] | 6.4 | 6.6 | 6.5 | 6.55 | 0 [[underlined]] 1 [[/underlined]]  6.50 
| c^[[1]] | 5.7 | 5.9 | 5.8 | 5.85 | 10 | [[strikethrough]] 5.7 [[/strikethrough]] 5.80 
| a^[[3]] | 2.9 | 3.1 |    | 3.1 |    | 3.1 
| c^[[6]] | 6.8 | 7.0 | 7.0 | 7.00 | 00 | 7.20 
| c^[[7]] | 7.0 | 7.2 | 7.2 | 7.20 | 00 | 7.20 
| c^[[5]] | 6.6 | 6.8 | 6.7 | 6.75 | 0 [[underlined]] 1 [[/underlined]] | 6.75 
| d | 6.9 | 7.1 | 7.2 | 7.15 | [[underlined]] 1 [[/underlined]] 0 | 7.3 
| b^[[2]] | 5.0 | 5.2 | 5.3 | 5.25 | 01 | 5.20 
| f^[[1]] |    |    | 7.9 |     |    | 7.9 
[[calculations]] 
-6
+5
18)11(+- 0.61
108 
-
20 
[[/calculations]]
| f^[[3]] |    |    | 8.8 |    |    |
| h |    |    | 9.6 |    |    |    |
| k^[[1]] |    |    | 9.9 |    |    | 9.9 |
| f^[[2]] |    |    | 8.3 |    |    | 8.5 | 
| i |    |    | 9.8 |    |    | 9.8 |
| g |    |    | 9.0 |    |    | 9.0 |
| e |    |    | 7.6 |    |    | 7.7 |

[[calculation]]
15/40 
av.dev. +- 04
[[/calculation]]

23.25
M.E.H.

[[9 column table]]
Prismatic Comparisons L 102 Mean Res
| A | 4.2 | 4.4 | 4.6 
 4.50 | [[underlined]] 1 [[/underlined]] 1 | 4.20 | 4.35 | 15 [[underlined]] 15 [[/underlined]]
| a^[[1]] |    |    | 7.8 |    | +- 10 | 7.9 | 7.85 | 01 
| a^[[5]] |    |    | 9.1 |    |    | 9.3 | 9.20 | [[underlined]] 1 [[/underlined]] 1 
| a^[[3]] |    |    | 8.7 |    |    | 8.7 | 8.70 | 00 
| c^[[1]] |    |    | 10.1 |    |    | 10.2 | 10.15 | [[underlined]] 1 [[/underlined]] 0
| b^[[1]] |    |    | 9.7 |    |    | 9.9 | 9.80 | 00 
| b^[[2]] |    |    | 10.2 |    |    | 10.0 | 10.10 | 1 [[underlined]] 1 [[/underlined]]

[[formula]]



109

[[underlined]] Saturday, May 23, 1908 [[/underlined]]

T' Plates for Praesepe

Remeasurement of Images having Discordant Measures 

Scale M copied 

Praesepe

I 35275
[[7 column chart]]
| star h^[[3]] | 3.5 |     |    | 3.7 |    |
| star k^[[2]] | 5.8 | 6.0 | 5.9 | 5.95 | 0 [[underlined]] 1 [[/underlined]] 
| p.c. | f | 0 |    | 9.1 | 9.1 |    

I 35285
[[7 column chart]]
| star b | 2.8 |    |    | 3.0 |    |
| star m | 6.0 [[strikethrough]] 8 [[/strikethrough]] | 6.2 | 6.2 | 6.20 | [[strikethrough]] 00 [[/strikethrough]] 0 | 0
| p.c. L^[[1]] |    |    | 8.6 | 8.6 |    |
| p.c. x |    |    | 8.9 | 8.9 |    |
An examination of the plates with knowledge of the three estimates shows that more can certainly be said to be wrong, though those on this page agree in each case with one of the other two, and seem to be the best. Take mean of the three.