w1800 20190328 NGC2264 A7Ra ISO3200 11x120s

NGC 2264 is the designation number of the New General Catalogue that identifies two astronomical objects as a single object: the Cone Nebula, and the Christmas Tree Cluster. Two other objects are within this designation but not officially included, the Snowflake Cluster, and the Fox Fur Nebula.

All of the objects are located in the Monoceros constellation and are located about 800 parsecs or 2600 light-years from Earth.

ObjectNGC 2264 - Cone Nebula
Constellation: Monoceros
Position: RA 6h 41m DEC +9° 53′
Apparent Size: 20 arcmin
Apparent Magnitude: +3.90 
Distance (average) ~2600 ly
Photo Datas 
Date 28.03.2019, 20:30 UTC
Location Knottenried/Oberallgäu, 1002m ASL
GPS: 47°36’13“ N, 10°11’24“ E
Sky darkness SQM-L Zenit 21.14mag/sqrsec, Object 21.28 mag/sqrsec
Ground Temp./Air Pressure +5.0°C / 1035mbar
Thermal sky temp./weather  > -51°C Zenit, very clear, temporarely windy
Seeing (Bortle)  7/10
Telescope Williams Refraktor 770mm FR f/7.0
Camera Sony A7Ra mod @ T sensor= +6°C
Expose frames ISO 3200, RAW 11x120s, 11 darks
Total expose
22 min.
Filter no
Mount HPS 10Micron GM 3000
Guiding Cam no
Software DSS 3.3.4, Photoshop CC

C 2019 Peter Cerveny