2021-09-07 ngc6992 RC20 54min HP
2021-09-07 / NGC6992 (Cirrus-Nebel) / Ritchey-Chrétien RC500 3150mm F6,2 – Filter HO – ASI2600MC – 54min / F.Steimer
2021-09-07 / NGC6992 (Cirrus-Nebel) / Ritchey-Chrétien RC500 3150mm F6,2 – Filter HO – ASI2600MC – 54min / F.Steimer