AP#80 : IC 4685/B91
Name: The "Catcher's Mitt" Nebula.
Constellation:Sagittarius
Instrument:8-inch F5 reflector with Sky Watcher coma corrector and ASI 2600 MC (gain 100 -20C).
Exposure time: A stack of 16 five-minute and 9 three-minute exposures.
Image 2 is a composite of four panels showing the M8/20/IC 4685 complex using the same instruments and exposure times above.
Star Chart from Michael Vlasov's Deep sky hunter star atlas available on line https://www.deepskywatch.com/deep-sky-hunter-atlas.html
Magnitude: 7.2
Angular size: 35 X 35'
This is an overlooked emission nebula complex to the east of the Lagoon Nebula (AP 79). It is a cluster of stars nestled in a field with various emission and dark nebulae that make it a superb imaging target.
This second image is a composite of four panels taken with the same instrument/exposure times used for the above image. They show the entire M8/20/IC 4685 complex.
