
Basic object information
Object name: NGC 1501
Object type: Planetary nebula
Magnitude: 11.5
Size: 52.0"
Magnitude of central star: 14.4
Object classification: 3
Description: pB,pS,vlE,1'Diam
Notes: H IV 53;PK144+6.1
Catalog information
RA (J2000.0): 04h 06m 60.0s
Dec (J2000.0): +60° 55' 00"
Constellation: Camelopardalis
Observer: Iiro Sairanen
Obs. place: Härskiänsaari, Ruokolahti, Finland
Date/Time: 13/14.10.2004 0:05
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: 63°
Visuality: II
Weather: +2°C, windy
Very bright blue disk at lower powers but at 292x it is a ring. The ring is very strait but sharp. There is a brightening on the ring's NW edge. Elongated in W-E direction. Slight foil covers the center. The 14 mag central star doesn't cause any problem.
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