NGC7128 (Open cluster)
R/B-band color composite image from the Second Digitized Sky Survey (DSS2), measuring 10 arcminutes across.
From South El Monte , NGC7128 is visible in both the dusk and dawn skies. In the evening, it will become visible at around 18:32 (PST), 22° above your north-western horizon, as dusk fades to darkness. It will then sink towards the horizon, setting 5 hours and 13 minutes after the Sun at 22:45 (PST). In the morning, it will rise at 01:23 – 5 hours and 14 minutes before the Sun – and reach an altitude of 23° above the north-eastern horizon before fading from view as dawn breaks at around 05:37.
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Name
NGC7128
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Object type
Open cluster
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Position
| Right ascension: | 21h43m [2] |
| Declination: | +53°42' [2] |
| Constellation: | Cygnus |
| Magnitude: | 9.70 (V) [3] 10.54 (B) [2] |
| Angular dimensions: | 3.0 arcmin |
| Distance: | 2.3 kpc 7.5 klyr [1] |
| B-V Color (mag): | 0.84 |
Derived quantities
| Absolute mag (V): | -2.12 |
Sources