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K2-18
Sign in to saveK2-18, also known as EPIC 201912552, is a red dwarf star with two planetary companions located from Earth, in the constellation of Leo.
Astronomical data · SIMBAD
- Object type
- PM*
- Spectral type
- dM2.5
- Distance
- 124 light-years
- Redshift
- z = 0.0000010940908308221253
- Coordinates
- RA 172.5605° · Dec 7.5884°
View on SIMBAD →
via SIMBAD · CDS Strasbourg
Wikidata facts
- Constellation
- Leo
- Child body
- K2-18 b
- Distance from Earth
- 38.1
- Radius
- 0.41
- Mass
- 0.36
- Variable-star type
- rotating variable star
- Image
- K2-18 seen by SDSS.jpg
Show 14 more facts
- apparent magnitude
- 12.400764
- parallax
- 26.2469
- epoch
- J2000.0
- catalog code
- EPIC 201912552
- radial velocity
- 0.328
- effective temperature
- 3457
- right ascension component of proper motion
- -80.479
- declination component of proper motion
- -133.007
- spectral class
- M3V
- metallicity
- -0.69
- right ascension
- 172.56049060233
- declination
- 7.58840426347
- Commons category
- K2-18
- surface gravity
- 100000
via Wikidata · CC0
~2 min read
Encyclopedic overview
3 sectionsContents
- Planetary system
- References
- External links
K2-18, also known as EPIC 201912552, is a red dwarf star with two planetary companions located from Earth, in the constellation of Leo.
Its name is because it was discovered by the K2 Mission, which extended the mission of the Kepler Space Telescope after failure of two of its reaction wheels.
Excerpted from Wikipedia’s “K2-18” article, available under the CC BY-SA 4.0 licence.