Night of 2013-10-07
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CDK20N
grizb filter set

2013-10-08T07:35:42.284 to 2013-10-08T08:25:19.789

Sum of 6(g) 8(i) and 7(r) 100 second exposures

rgb image made in ds9 with r->r, i->g, g->b

Synchrotron radiation appears gray, hydrogen is red