🟍   Use arrows for next/previous/index/latest/chart (or use keyboard left/right/up/down/home keys). Use PgUp/PgDn to zoom image in/out.



Spectra of Planetary Nebulae

NebulaAbell53RA (J2000)19 06 45.9
ConstellationAquilaDec+06 23 52.4
Size (arcsec)31Other namesPK 040-00.1
Mag (V)n/a
Surface Brightness (mag/arcsec2)n/a


HAG 24" RC, ZWO ASI2600MM Pro, LHires III, 300gr/mm, 3 x 900 sec, 2023-09-14@21:29
Very faint red ring. Faint sulphur doublet around 6720Å

DSS2 image, 10 arcmin square

6 / 204 (pg 97)