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100

Wednesday  May 13,1908

Standard Sequence 24 Prismatic Companions

Copied I 35232  Take mean +86° and +87°
Scale M


[[8 column table]]
|   | Exp. +86 2nd sc. | Exp. +87 | Mean | [[strikethrough]] curve | Magn. [[/strikethrough]] | Curve | Magn.

a | 8.2 | 8.0 | 8.10 1 2 | [[strikethrough]] 1.16 | 9.26 [[/strikethrough]] | -1.20 | 6.90
b | 8.7 | 8.6 | 8.65 05 05 | [[strikethrough]] 0.98 | 9.63 [[/strikethrough]] | -1.02 | 7.63
c | 9.6 | q | 9.60 a | [[strikethrough]] 0.78 | 10.38 [[/strikethrough]] | -0.80 | 8.80
d | 9.9 | 9.5 | 9.70 2 2 | [[strikethrough]] 0.76 | 10.46 [[/strikethrough]] | -0.78 | 8.92
e | 9.9 | 9.9 | 9.90 0 0 | [[strikethrough]] 0.74 | 10.64 [[/strikethrough]] | -0.73 | 9.17
f | 10.2 | . | 10.20 a . | [[strikethrough]] 0.68 | 10.88 [[/strikethrough]] | -0.68 | 9.52

Exp. +87
[[2 column table]]
b | 8.6
e | 9.9
a | 8.0
f | n.s.
d | 9.5
c | sup. bright image



101

[[underlined]] Monday, May 18, 1908 [[/underlined]]

Copied
Praesepe  T' plate
3.38   Scale M   Plate I 35275

Plate measured with following edge on top
[[3 column table]]

a | 1. [[strikethrough]] 7 [[/strikethrough]] 5 1.7 | 1.7
d | 2.0 2.2 | 2.2
l | 6.3 6.5 6.7 | 6.60
e | 2.9 3.1 | 3.1
h^1 | [[strikethrough]] 6.7 [[/strikethrough]] 2.8 3.0 | 3.0
*n^1 | [[strikethrough]] 6.8 [[/strikethrough]] 6.7 6.9 6.7 | 6.80 1 1
b | 1.9 2.1 | 2.1
p | 6.8 7.0 7.0 | 7.00 0 0
o | 6.9 7.1 7.0 | 7.05 1 0
f | 3.0 3.2 | 3.2
C | 2.0 2.2 | 2.2
h^2 | 2.9 3.1 | 3.1
*n^1 | 6.8 7.0 6.8 | 6.90 1 1
k^2 | 6.3 6.5 6.5 | 6.50 0 0
h^3 | 3.2 3.4 | 3.4
s | 8.0 | 8.0
h^5 | [[strikethrough]] 3 [[/strikethrough]] 4.9 5.1 4.9 | 5.00 1 1
r | 6.9 7.1 7.4 | 7.25 1 2
k^1 | 5.6 5.8 [[strikethrough]] 6 [[/strikethrough]] 5.9 | 5.85 0 1
q | 6.9 7.1 7.0 | 7.05 1 0
h^4 | 3.8 | 4.0 | 4.0
m | 6.4 6.6 6.8 | 6.70 1 1
g | 2.7 2.9 | 2.9
[[strikethrough]] m [[/strikethrough]] n^2 | 7.2 | 7.2
n^1 measured twice mean 6.85  [[formula]]

Images are elongated and difficult to measure. Very poor indeed H.S.L.

Prismatic Companions
[[2 column table]]
|   | 2nd scale
d | 8.3
a | 7.7
h^1 | 9.2
[[strikethrough]] h^5 | 10.2 [[/strikethrough]] n.s. meas. is a defect near pos. for p.c., May 25, '08
e | 8.9
o | n.s.
k^1 | sup.
k^2 | too ft.
h^2 | 9.4
b | 8.3
g | 9.0
c | 8.6
f | 9.4
h^3 | 9.7
h^4 | sup.

Prismatic companions very poor

3.57 A.D.W.