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Spectra of Planetary Nebulae

NebulaM4-9RA (J2000)18 14 18.4
ConstellationSerpensDec-04 59 22.1
Size (arcsec)20Other namesPK 024+05.1
Mag (V)n/aSa 3-125
Surface Brightness (mag/arcsec2)n/a


HAG 24" RC, SBIG STF-8300M, LHires III, 300gr/mm, 1800 sec, 2021-08-28@22:50
Very faint ring

DSS2 image, 10 arcmin square

71 / 204 (pg 113)