1350-16 - Comet Holmes, 17P, taken Nov 1, 2007 on excellent night. Taken with A&M 105mm apo refractor at f/5 with Borg 0.85x compressor/field flattener on SkyWatcher HEQ5 mount. Canon 20Da camera at ISO400. Composite of 4 min, 2min, 1min, 30sec, 15sec, and 7 sec exposures, each exposure being a stack of 3 to 4 identical exposures. Registered and stacked in Photoshop (HDR mode did not produce usable result, so manually composited with sucessively smaller masks to reveal short exposure content around nucleus. Contrast exaggerated with Curves to bring out very faint tail structure. North up, so tail to the S and SW.Nucleus is dot at upper left of inner coma, other star in inner coma at right is a field star
1348-1872 - Diaphragmatic hernia. Following a trauma, the left diaphragm has burst. The upper area of the stomach and colon have passed through the wound into the thorax.
1348-1873 - Diaphragmatic hernia. Following a trauma, the left diaphragm has burst. The upper area of the stomach and colon have passed through the wound into the thorax.
1348-1870 - Diaphragmatic hernia. Following a trauma, the left diaphragm has burst. The upper area of the stomach and colon have passed through the wound into the thorax.
1348-2149 - Bacterium responsible for syphilis. Electron micrograph of Treponema pallidum on cultures of cotton-tail rabbit epithelium cells (Sf1Ep).Treponema pallidum is the causative agent of syphilis. In the United States, over 35,600 cases of syphilis were repor
1348-1871 - Diaphragmatic hernia. Following a trauma, the left diaphragm has burst. The upper area of the stomach and colon have passed through the wound into the thorax.