BOHLIN, ON THE GALACTIC SYSTEM WITH REGARD TO ITS STRUCTURE. 
List of objects. Plate 5. 
Right Re 
; ; Annual Declination Annual SURT 
ObjcG dosor Precess. 1900.0 Precess. VE SERpELOn 
;. 0. 2343: 11 OM 05 FK 3551. + 55 Borr 19 » Planetary, very bright, very large, round, very 
G. 
SOS 
al: 
C. 
4234 
j. 4447 
4487 
4514 
I ADO Ne 
HU TDI LING 
12 
16 
19 
20 
46 
40 
49 
1 
18 
- 
2:03 
2.68 
sr: 304£0:9 
+ 327 
rd 
39. 
tl) 
DE 
201160 
16.6 
47. 
Ir 
— 20.0 
INT 
SEJ 
gradually, very suddenly brighter in the middle.» 
Cylindric ring-nebula. 
» Bright, pretty large, round, gradually, suddenly 
brighter in the middle, disc.» 
The object is obviously a ring nebula. Only a 
single plate is available. 
» Very bright, large, irregularly round, very sud- 
denly very much brighter in the middle, bright nu- 
cleus, resolvable.» 
Bright peripheric nebula surrounds a pretty big 
nucleus. The object is perhaps the brightest nebula 
of the northern sky, 
» Planetary, very bright, very small, round, disc 
& border.» 
Closed nebula. Disc and border clearly seen. 
Type G. C. 4514. 
»Ring nebula, bright, pretty large, considerably 
extended (in Lyra).>» 
Cylindric form, Nucleus and atmospheric appen- 
dices well marked. ] i 
» Planetary, faint, large, round, very suddenly 
brighter in the middle.» 
Ring nebula of type G. C. 2343. There are per- 
haps, to the northern side, remainders of polar matter. 
» Planetary, bright, pretty large, round, star 11 m 
in the middle.» 
Closed nebula. Disc and border plainly shown. 
»Ring nebula, faint, small, very little extended.» 
Roberts II, plate 19 N:o 4. 
Faint, very perspicuous ring nebula, with nucleus. 
Small star on the northern part of the ring. 
» Planetary, bright, pretty small, round.» 
Ring nebula, pale, of great photographic intensity. 
A pretty bright star within the image of the nebula. 
