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NGC4258
S 22nd St Observatory, San Jose (CA), US
Bortle
6
N

CVn
12h
18m
59s
·
+47°
18′
25″
0.78° × 0.56°
0.91″/px
175.94°N
Integration
10×600″ | 1h 40′ | |||
8×600″ | 1h 20′ | |||
10×600″ | 1h 40′ | |||
Totals | 4h 40′ |
10×600″=1h 40′ | |
8×600″=1h 20′ | |
10×600″=1h 40′ | |
Totals | 4h 40′ |
Imaging equipment
Guiding equipment
Guiding camera |
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Objects
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