NGC7822: a preliminary work in UHC by AZ-GTi – 羞龍天文摄影 Xiulong Astrophotography

**Telescopi o obiettivi di acquisizione:** Williams Optics Zenithstar 61 APO
**Camere di acquisizione:** ZWO ASI183MC Pro
**Montature:** SkyWatcher AZ-GTI
**Telescopi o obiettivi di guida:** QHYCCD QHY Mini Guide Scope
**Camere di guida:** QHYCCD QHY5L-II-C
**Software:** Adobe Lightroom · Stark Labs Phd2 · Photoshop · Astroberry · Pleiades Astrophoto PinInsight · KStars Ekos/INDI, Astroberry OS
**Filtri:** Optolong UHC 2″
**Accessorio:** SVBONY Filter Wheel 2″

**Date:**03 Giugno 2021
**Pose:**Optolong UHC 2″: 115×60″ (1h 55′) (gain: 315.00) -1C bin 1×1
**Integrazione:** 1h 55′
**Dark:** ~17
**Flat:** ~99
**Dark dei flat:** ~99
**Bias:** ~99
**Giorno lunare medio:** 23.27 giorni
**Fase lunare media:** 38.22%
**Scala del Cielo Scuro Bortle:** 6.00
**Temperatura:** 14.00

Astrobin: https://www.astrobin.com/r53j63/

Astrometry: https://nova.astrometry.net/user_images/4724228#annotated

PixInSight drizzle data integration of 115 frames taken with William Optics Redcat 51 and ASI183MC-Pro with 2″ UHC Optolong filter from home balcony, testing AZ-GTi for a light-weight portable setup: Gain 315, 60sec, Kstars > Astroberry (Raspi4b) in the night of 2021 June, the 3rd.