Region of orion-hunter M42 nebula and horse's head nebula.
m42 is visible to naked eye,but hose's head is not visible to the naked eye.
a great cloud of cosmic dust and gases many years in diameter and 1500 ligth-year away.
used for autoguide:lx200gps 10in fr3.3 /DSI and meade wedge.
Borg 45EDII F4.7 and canon eos 40DH/filter orion ligth polluttion
exposure: 70min total/processed with APshopCS2 and carboni actions.
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