sergiy.vakulenko
SH2-157 Ha
Sh2-157, also known as the Lobster Claw Nebula, is an emission nebula located in the constellation Cassiopeia approximately 8,000 light-years distant. It is only a short distance from the famous Bubble Nebula. The small open cluster of stars located in the upper right of the image is designated NGC 7510 and lies approximately 11,400 light-years away. The small bright nebular object just below the center is designated Sharpless 157a. It is a nebula surrounding the Wolf Raynet star WR-157.
Own remote observatory, 50 km from Kiev, Bortle 4 zone. Imaged during Oct 2019. AZ-EQ6 mount, ED80 (520mm at 1/6.5), Atik383L+. Guide - OAG with SX Lodestar X2 camera.
Baader Ha: 60 x 900s;
Total exposure - 15 hr.
Captured in SGP, processed in Pixinsight.
SH2-157 Ha
Sh2-157, also known as the Lobster Claw Nebula, is an emission nebula located in the constellation Cassiopeia approximately 8,000 light-years distant. It is only a short distance from the famous Bubble Nebula. The small open cluster of stars located in the upper right of the image is designated NGC 7510 and lies approximately 11,400 light-years away. The small bright nebular object just below the center is designated Sharpless 157a. It is a nebula surrounding the Wolf Raynet star WR-157.
Own remote observatory, 50 km from Kiev, Bortle 4 zone. Imaged during Oct 2019. AZ-EQ6 mount, ED80 (520mm at 1/6.5), Atik383L+. Guide - OAG with SX Lodestar X2 camera.
Baader Ha: 60 x 900s;
Total exposure - 15 hr.
Captured in SGP, processed in Pixinsight.