Basic object information

Object name: PK 122-4.1
Object type: Planetary nebula
Magnitude: 14.1
Size: 33.0"x29.0"
Magnitude of central star: 19.8
Object classification: 2c

Catalog information

RA (J2000.0): 00h 45m 36.0s
Dec (J2000.0): +57 57' 00"

Constellation: Cassiopeia

Observer: Iiro Sairanen
Obs. place: Härskiänsaari, Ruokolahti, Finland
Date/Time: 11/12.10.2004 20:50

Telescope: Newton 406/1830mm

Magn: 292x

Filter:

Field: 10'

NE Lim.mag: 6.5

Background sky: 2

Seeing: 3

Height: 63
Visuality: IV
Weather: +0C, good

Extremely faint annular nebula. Annular-shape was visible weakly with averted vision.

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