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|Description:||M87 is the largest galaxy in the Virgo-Coma
cluster of galaxies. Visible near the core of the galaxy is a giant
jet, estimated at 5 million light years in length, is thought to be material
ejected from the core of this galaxy. Arp 152.
|Exposure Data:||5/25/2003. LRGB: 9x5m, 3x10m, 3x10m, 3x10m. RGB binned 2x2.
-10°C, 0.49 arc-sec./pixel.
|Processing:||Acquired via Sequencer in Maxim, reduced and
aligned in Mira. double size, Sigma Reject combine, RGB combine in Maxim. Lum
50 RL iterations in AIP4WIN. LRGB assembled
with curves, levels and other adjustments in Photoshop.
|Optical System:||12.5” Ritchey-Chretien @ F/9, ST-10XME NABG/CFW-8A
CCD camera, Paramount ME. STV guided.
|Comments:||Raw FWHM was 2.5 arc-sec., deconvolved to
around 1.5 arc-sec.