225 On the Physical Appearance of the Planet Jupiter. 
General type of Jupiter’s appearance adopted in the following remarks— 
1880, November 18. Moonshine. 
Drawing No, 15—Longitude 146°.57. ‘Time 8h. 13m. 
Not quite finished. Clouds prevented further drawing. Definition splendid. 
b, almost bluish ; ¢, reddish brown, twice as broad as 6b; on ¢ a very small very 
bright line ; d, nearly of the same colour as 0; e, reddish ; 3, white clouds. In the 
drawing the whole belt b 3 ¢ a little too broad. 
No. 17.—L.=171°.82. T.=S8h. 54m. 
Definition far from being as good as during the first sketch. Cloudy. In 3, 
white clouds of which that one next to the central meridian especially bright, the 
prec. one nearly as bright. 
NO. M3 —lhy=WIP02, Io, 19mm, 
b, neutral; c, reddish brown; 3, white clouds. The whole disc of the planet 
round its imb greenish. 
No. 19—L.=211°.86. T.=10h. 1m. 
Definition worse. No further remark. 
1880, November 20. Moonshine. 
No. 5.—L.=39°.00. T.=6h. 52m. 
Definition bad, but later on improving. The white cloud next to the central 
meridian (prec.) rather bright. 
No. 6.—L.=48°.56. T.=7h. 8m. 
b, grey; c, orange. The following end of the cloud mentioned very bright. 
No. 13.—L.=129°.54. T.=9h, 21m. 
Definition not good, but improving; at the end of sketching very good. 3, 
reddish grey ; c, brick red. Not a very great difference between the colours of 
these two belts. 
No. 16.—L.=160°.89. T.=10h. 13m. 
No further remarks. 
1880, November 26. 
No. 3.—L.=7°.81. T.=10h 53m. 
Sketch taken between two showers. Definition very good, yet the image of the 
planet sometimes very unsteady and trembling. Heavy squalls. One satellite 
