NGC3998 (Galaxy)

Image of NGC3998
R/B-band color composite image from the Second Digitized Sky Survey (DSS2), measuring 10 arcminutes across.
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From South El Monte , NGC3998 will become visible at around 21:17 (PDT), 57° above your north-western horizon, as dusk fades to darkness. It will then sink towards the horizon, setting at --:--.

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Name NGC3998
Object type Galaxy
Other names
NGC 3998[1]
UGC 6946[2]
PGC 37642[3]
Position
Right ascension:11h57m [3]
Declination:+55°27' [3]
Constellation:Ursa Major
Magnitude:11.33 (V) [1]
11.41 (B) [1]
8.33 (J) [1]
7.58 (H) [1]
7.37 (K) [1]
Angular dimensions:2.8 arcmin x 2.3 arcmin
Position angle:Major axis 139.0°E of N
Hubble type:S0
B-V Color (mag):0.08
Sources
Visibility from South El Monte

All times shown in South El Monte local time.

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South El Monte

Latitude:
Longitude:
Timezone:

34.05°N
118.05°W
PDT

Color scheme


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Last updated: 18 Jun 2026, 18:17 UTC
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