NGC 6894 (PK 69-2.1) is a small planetary nebula in constellation Cygnus, which interacts with the interstellar medium (ISM). The stripes near NGC 6894 has been ionized by the central star of this planetary nebula.
L-channel - 40 x 300 sec. bin 1x1;
R-channel - 14 x 600 sec. bin 1x1;
G-channel - 14 x 600 sec. bin 1x1;
B-channel - 14 x 600 sec. bin 1x1;
Ha- 42 x 900 sec. bin 2x2;
OIII- 52 x 900 sec., bin 2x2.
Total integration time - 33:50 hours.
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