NGC 6992 Pickering's triangle, veil nebula

SII= rot, OIII = G + B   22x900s OIII, 14x900s SII, Moravian G2 8300 Mono, Optolong 7nm,   200/800 Newton f4, G11 Losmandy, Juni/Juli 2019. Astropixelprozessor, Pixinsight.