Abdul Thomas Jnr avatar
Hi guys,so I'm just thinking what's best here. I'm currently gathering some data on IC1318 and I have currently got just under 9.5 hours with the Astronomik L2 filter and 5.5 hours with the Idas Nbz filter and I'm aiming for about 30 hours in total. 

Do I gather similar data on each filter or do like 

20 hours on the Idas and 10 on the Astronomik or

15 hours on each filter?
SemiPro avatar
Ideally you would dump the majority of your time into the narrowband filter. Narrowband needs more integration time to reach a good SNR. If the broadband is looking decent after 10 hours, then maybe dump 20 into narrowband. I think the goal here would be to try and bring out any Oiii that you can.
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Abdul Thomas Jnr avatar
Okay thank you
SemiPro avatar
No problem!