Basic object information

Object name: NGC 6891
Object type: Planetary nebula
Magnitude: 10.5
Size: 16.0"x7.0"
Magnitude of central star: 12.3
Object classification: 2a(2b)
Description: stellar=9.5m

Catalog information

RA (J2000.0): 20h 15m 06.0s
Dec (J2000.0): +12 42' 00"

Constellation: Delphinus

Observer: Iiro Sairanen
Obs. place: Lakasenpelto, Imatra, Finland
Date/Time: 8/9.9.2004 23:30

Telescope: Newton 406/1830mm

Magn: 487x


Field: 6'

NE Lim.mag: 5.5

Background sky: 4

Seeing: 3

Height: 39
Visuality: I
Weather: +8C, 30% moon is rising in NNE

Appears as a small high surface brightness bluish oval of ~13" diameter. Brightening in the middle is a central star?