This is
M 60, part of the Virgo cluster of galaxies. Taken using GRAS 4, 29-Mar-2008 07:33:43 - 08:05:18 UTC.

7 x Clear 90 sec bin 1
4 x Red 90 sec bin 1
4 x V(Grn) 90 sec bin 1
4 x Blue 90 sec bin 1
The neighbouring galaxy is NGC 4647. Also visible in the field of view is M 59 (far right at about 8 o'clock), and NGC 4638 (mid right at about 10 o'clock). The faint galaxy next to NGC 4667 at about 3'oclock is NGC 4637.