[g__day (Matthew)]

https://www.cloudynights.com/topic/5...aging-targets/

IC 1805 Heart Nebula (150')
IC 1848 Soul Nebula (120')
NGC 1499 California Nebula (145')
IC 405 Flaming Star Nebula (30')
M42 Orion Nebula (66')
IC 434 Horsehead Nebula (60')
Sh2-261 Lower's Nebula (45')
NGC 2174 Monkey Head Nebula (40')
IC 443 Jellyfish Nebula (50')
Sh2-275 Rosette Nebula (80') Note: The Rosette Neb has several NGC numbers, so I use Sharpless
NGC 2264 Cone Nebula (80'+)
IC 2177 Seagull Nebula (120')
Abell 21 Medusa Nebula (11')

https://www.cloudynights.com/topic/508257-narrowband-imaging-targets-for-the-fall/

IC 1396 Elephant Trunk Nebula (150')
NGC 7293 Helix Nebula (20')
NGC 7380 Wizard Nebula (30')
Sh2-155 Cave Nebula (60') Note: either full narrowband or HaRGB is possible
NGC 7635 Bubble Nebula (40') Note: widefield views can include M52
NGC 7822 (60')
NGC 281 Pacman Nebula (40')
IC 63 Gamma Cass(10'+) Note: w/ IC 59; bright star Gamma Cass will be in frame and makes this challenging
IC 1805 Heart Nebula (150')
IC 1848 Soul Nebula (120')
NGC 1499 California Nebula (145')
IC 405 Flaming Star Nebula (30')
M42 Orion Nebula (66')
IC 434 Horsehead Nebula (60')

https://www.cloudynights.com/topic/5...aging-targets/

Has a formatted list of excellent advanced targets

an aggregated link is https://www.cloudynights.com/topic/5...wband-targets/