
Basic object information
Object name: IC 289
Object type: Planetary nebula
Magnitude: 13.2
Size: 48.0"
Magnitude of central star: 16.8
Object classification: 4(2)
Description: pB,pL,R,bet 2 vF stars
Catalog information
RA (J2000.0): 03h 10m 18.0s
Dec (J2000.0): +61° 19' 00"
Constellation: Cassiopeia
Observer: Iiro Sairanen
Obs. place: Härskiänsaari, Ruokolahti, Finland
Date/Time: 13/14.10.2004 22:35
Telescope: Newton 406/1830mm
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Magn: 292x |
Filter: UHC |
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Field: 10' |
NE Lim.mag: 6.5 |
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Background sky: 2 |
Seeing: 3 |
Height: 60°
Visuality: III
Weather: +2°C, windy
Difficult ring structure is visible with averted vision at 292x and UHC. The ring is little brighter on the north part.
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