Astronomical data · SIMBAD
- Object type
- EmG
- Distance
- 1,811,978 light-years
- Redshift
- z = 0.01511378915342827
- Coordinates
- RA 83.3156° · Dec -48.6957°
View on SIMBAD →
via SIMBAD · CDS Strasbourg
Key facts
- Constellation
- Pictor
- Right ascension
- 05 33 15.7
- Declination
- −48 ° 41 ′ 44 ″
- Distance
- 207 million
- Type
- SO
- Size
- 0.90 x 0.5 arc minutes
via Wikipedia infobox
Wikidata facts
- Instance of
- lenticular galaxy
- Constellation
- Pictor
- Image
- NGC 1998 DSS.jpg
Show 11 more facts
- catalog code
- Gaia DR2 4797041040099578880
- apparent magnitude
- 11.002
- discoverer or inventor
- John Frederick William Herschel
- time of discovery or invention
- 1834-12-28
- galaxy morphological type
- S0
- redshift
- 0.015137
- right ascension
- 83.31563992001520
- declination
- -48.69565758376390
- radial velocity
- 4536
- epoch
- J2000.0
- Commons category
- NGC 1998
Sources (2)
via Wikidata · CC0
~1 min read
Encyclopedic overview
NGC 1998 (also known as ESO 204-15, PGC 17434) is a lenticular galaxy located in the Pictor constellation. It was discovered by John Herschel on December 28, 1834 and is about 207 million light-years from the Milky Way. Its apparent magnitude is 14.3. and its size is 0.90 by 0.5 arc minutes. In some sources such as SIMBAD, it is misidentified as nearby double star NGC 1995.
References
Excerpted from Wikipedia’s “NGC 1998” article, available under the CC BY-SA 4.0 licence.
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