NGC 129 an open cluster in Cassiopeia. Contains several giant stars including the Cepheid variable star DL Cas which can used to measure its distance of around 5,300 light years. Contains 35 - 80 members and estimated age of 77 million years old.
Thursday, 12 November 2020 17:17
- Constellation: Cassiopeia
- Right Ascension: 00h 30m 00s
- Declination: +60° 13′ 06″
- Distance (Lightyears): 5,300
- Telescope: Orion ED80cft Refractor
- Camera: ZWO ASI071 OSC cmos