Sending the chronometer.
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Sending the chronometer.
Agrees with George Airy that Mercury should be studied more closely. Discusses TM's researches of N. L. Lacaille's Northern Extremity.
If the weather clears up would like to compare his observations of the eclipse with those of JH. Thinks of riding over on Sunday so that JH can question him on Klypfonteyn and N. L. Lacaille's station.
Problems determining exact times of lunar eclipses. Cites B.A.A.S.Rep. article by T. R. Robinson on change of color. Base line covered by water after recent storm.
Compares TM's observations of 'spots' and colors [on lunar surface] to observations by others. At next eclipse, TM will use drawing of moon's face with spots labeled on it. Did JH note occultation? Chronometer is slow.