- Telescope : William Optics RedCat 51 (f/4.9)
- Corrector : none
- Camera : Canon 6D (LPF removed)
- Mount : Takahashi P2
- Guide Telescope : none
- Guide Camera : none
- Filter : none
- Exposure : 180s x 38 shot ~ 6840s(1.9 hrs), ISO3200
- Date/Time : 28. Sep. 2019 / 03:00 (MST)~
- Location : Mt. Lemmon Sky Center, Tucson, AZ, USA
- SQM-L : 21.20
미국 레몬산 출장길에
일하면서 잠시 찍은 사진들 올려봅니다.
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