Imaginary Picture of Kepler-1374 b

Display orbital revolution of Kepler-1374 b around the hoststar Kepler-1374
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Exoplanet Name : Kepler-1374 b
Alternate Name : "2MASS J19252399+4510201 b, K02868.01, KIC 8884274 b, KOI-2868 b, KOI-2868.01, WISE J192523.99+451020.2 b"
Status : Confirmed
Radius (Rjup / Re): 0.2040 (Rjup) 2.2866 (Rearth)
Mass (Mjup / Me): 0.0179 (Mjup) 5.6933 (Mearth)
Semi Major Axis / Orbital Distance Calculated 0.0000 (AU) 0.0898 (AU Est.)
Eccentricity : 0.0000
Orbital Period(Yrs) 0.0292
Orbital Period(Observed/Estimated) 10.65 (Days Obs.) 0.00 (Days Est.)
Surface Gravity (G Earth) 1.0889
Star Radiation at Atmospheric Boundary: 85538.3 (W/m2)
Measured Temperature (K) 0.0 (K)
Blackbody T 0.1(K) 763.3 (K)
Blackbody T 0.3(K) 716.8 (K)
Blackbody T 0.7(K) 580.0 (K)
Tidally Locked Blackbody T 0.1(K) 907.7 (K)
Tidally Locked Blackbody T 0.3(K) 852.4 (K)
Size Class: sub-Neptune-size
Mass Class:
Detection Type : Primary Transit
Mass Detection :
Radius Detection :
Habitability by Solar Eq. Astronomical Unit: Not habitable
Habitability by Kopparapu: Not habitable
Star Name : Kepler-1374
Alternate Name : "2MASS J19252399+4510201, KIC 8884274, KOI-2868, WISE J192523.99+451020.2"
Star Distance(LY) : 3524.2
Stellar Radius(Rsun) : 0.8 (Rsun Measured)
Stellar Mass(Msun) : 0.8 (Msun Measured) 0.9 (Msun Estimated)
Star Age : 4.5 (GY)
Temperature : 5607 (K)
Spectral type : K0
UV portion[%]: 7.3
Visible portion[%]: 43.9
IR portion[%]: 48.8
Metalicity : -0.1
Absolute Magnitude: 4.5
Apparent Magnitude: 14.6
Right Ascension(RA) 291.3500
Declination (DEC) 45.1723
Hubble Space Telescope Guide Star Catalog (GSC) ID
Discovered by
Discovery Paper - Authors "Timothy D. Morton, Stephen T. Bryson, Jeffrey L. Coughlin, Jason F. Rowe, Ganesh Ravichandran, Erik A. Petigura, Michael R. Haas, and Natalie M. Batalha2"
Discovery Paper - Title FALSE POSITIVE PROBABILITIES FOR ALL KEPLER OBJECTS OF INTEREST: 1284 NEWLY VALIDATED PLANETS AND 428 LIKELY FALSE POSITIVES
Discovery Paper - Journal 0
Discovery Paper - URL 0
SIMBAD LINK http://simbad.u-strasbg.fr/simbad/sim-basic?Ident=Kepler-1374+&submit=SIMBAD+search
Open Exoplanet Database Link http://www.openexoplanetcatalogue.com/planet/Kepler-1374%20b/
Kepler-1374 b
Kepler-1374 b

  • Kepler-1374 b is an exoplanet orbiting the star Kepler-1374, located about 3524.2 light-years (1080.5 pc) away from Solar System. Its discovery was publicly announced on 2016.
  • The host star Kepler-1374 has apparent magnitude of 14.6, with absolute magnitude of 4.5.
  • It is 0.8 times more massive and 0.8 times bigger compared with our Sun. The surface temperature is 5607 with its spectral types of K0
  • In this planetary system, the extrasolar planet Kepler-1374 b orbits around the star Kepler-1374 every 10.7 days with its orbital distance of 0.09 AU ( 13427026.9 km)
  • (Projected orbit of Kepler-1374 b around its host star Kepler-1374)


  • The Star Kepler-1374 's habitable zone is located at the following distance
  • Inner Boundary (the orbital distance at Venus's Equivalent Radiation ) : 0.514 AU ( 76822877.6 km)
  • Earth Boundary (the orbital distance at Earth's Equivalent Radiation) : 0.710 AU ( 106189293.0 km)
  • Outer Boundary (the orbital distance at Mars's Equivalent Radiation) : 1.082 AU ( 161808982.9 km)
  • Snow Line (the orbital distance at Snow Line Equivalent Radiation) : 1.592 AU ( 238109006.7 km)
  • Radiation at Planetary Boundary of Kepler-1374 b : 85538.34 W/m2

    (Habitable zone calculated based on SEAU(Solar Equivalent Astronomical Unit) around the star Kepler-1374)



  • Kopparapu Recent Venus for Star Kepler-1374 distance : 0.538 AU
  • Kopparapu Runaway Greenhouse for Earth-sized planet for Star Kepler-1374 distance : 0.681 AU
  • Kopparapu Runaway Greenhouse for Super-Earth-sized planet for Star Kepler-1374 distance : 0.658 AU
  • Kopparapu Runaway Greenhouse for Mars-sized planet for Star Kepler-1374 distance : 0.721 AU
  • Kopparapu Outer Boundary for Maximum Greenhouse for Star Kepler-1374 distance : 1.208 AU
  • Kopparapu Outer Boundary for Early Mars for Star Kepler-1374 distance : 1.274 AU

    (Habitable zone calculated based on Kopparapu et al.(2013) around the star Kepler-1374)



  • Original Kopparapu Recent Venus for Star Kepler-1374 distance : 0.537 AU
  • Original Kopparapu Runaway Greenhouse for Star Kepler-1374 distance : 0.700 AU
  • Original Kopparapu Moist Greenhouse for Star Kepler-1374 distance : 0.710 AU
  • Original Kopparapu Outer Boundary for Maximum Greenhouse for Star Kepler-1374 distance : 1.229 AU
  • Original Kopparapu Outer Boundary for Early Mars for Star Kepler-1374 distance : 1.278 AU

    (Habitable zone calculated based on Kopparapu et al.(Original) around the star Kepler-1374)



    (Position in Stellar Map of star Kepler-1374 and its Exoplanet Kepler-1374 b)



    (Zoomed position in Stellar Map of star Kepler-1374 and its Exoplanet Kepler-1374 b (zoom level 3))

    (Synthetic Spectrum of star Kepler-1374*)
    *Yamashiki YA et al. 2019 ApJ 881 114
    MUSCLES Paper I - France et al. 2016 ApJ 820 89
    MUSCLES Paper II- Youngblood et al. 2016 ApJ 824 101
    MUSCLES Paper III- Loyd et al. 2016 ApJ 824 102