Imaginary Picture of Kepler-1404 b

Display orbital revolution of Kepler-1404 b around the hoststar Kepler-1404
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Exoplanet Name : Kepler-1404 b
Alternate Name : "2MASS J19440226+5029541 b, K02996.01, KIC 12021625 b, KOI-2996 b, KOI-2996.01, WISE J194402.27+502954.2 b"
Status : Confirmed
Radius (Rjup / Re): 0.1790 (Rjup) 2.0064 (Rearth)
Mass (Mjup / Me): 0.0159 (Mjup) 5.0415 (Mearth)
Semi Major Axis / Orbital Distance Calculated 0.0000 (AU) 0.1169 (AU Est.)
Eccentricity : 0.0000
Orbital Period(Yrs) 0.0436
Orbital Period(Observed/Estimated) 15.93 (Days Obs.) 0.00 (Days Est.)
Surface Gravity (G Earth) 1.2523
Star Radiation at Atmospheric Boundary: 50936.4 (W/m2)
Measured Temperature (K) 0.0 (K)
Blackbody T 0.1(K) 670.5 (K)
Blackbody T 0.3(K) 629.7 (K)
Blackbody T 0.7(K) 509.5 (K)
Tidally Locked Blackbody T 0.1(K) 797.4 (K)
Tidally Locked Blackbody T 0.3(K) 748.8 (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-1404
Alternate Name : "2MASS J19440226+5029541, KIC 12021625, KOI-2996, WISE J194402.27+502954.2"
Star Distance(LY) : 3146.9
Stellar Radius(Rsun) : 0.8 (Rsun Measured)
Stellar Mass(Msun) : 0.8 (Msun Measured) 0.8 (Msun Estimated)
Star Age : 4.6 (GY)
Temperature : 5384 (K)
Spectral type : K0
UV portion[%]: 6.3
Visible portion[%]: 42.3
IR portion[%]: 51.4
Metalicity : -0.1
Absolute Magnitude: 4.4
Apparent Magnitude: 14.3
Right Ascension(RA) 296.0094
Declination (DEC) 50.4984
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-1404+&submit=SIMBAD+search
Open Exoplanet Database Link http://www.openexoplanetcatalogue.com/planet/Kepler-1404%20b/
Kepler-1404 b
Kepler-1404 b

  • Kepler-1404 b is an exoplanet orbiting the star Kepler-1404, located about 3146.9 light-years (964.8 pc) away from Solar System. Its discovery was publicly announced on 2016.
  • The host star Kepler-1404 has apparent magnitude of 14.3, with absolute magnitude of 4.4.
  • It is 0.8 times more massive and 0.8 times bigger compared with our Sun. The surface temperature is 5384 with its spectral types of K0
  • In this planetary system, the extrasolar planet Kepler-1404 b orbits around the star Kepler-1404 every 15.9 days with its orbital distance of 0.12 AU ( 17490235.7 km)
  • (Projected orbit of Kepler-1404 b around its host star Kepler-1404)


  • The Star Kepler-1404 's habitable zone is located at the following distance
  • Inner Boundary (the orbital distance at Venus's Equivalent Radiation ) : 0.516 AU ( 77221819.9 km)
  • Earth Boundary (the orbital distance at Earth's Equivalent Radiation) : 0.714 AU ( 106740735.6 km)
  • Outer Boundary (the orbital distance at Mars's Equivalent Radiation) : 1.087 AU ( 162649259.3 km)
  • Snow Line (the orbital distance at Snow Line Equivalent Radiation) : 1.600 AU ( 239345510.3 km)
  • Radiation at Planetary Boundary of Kepler-1404 b : 50936.39 W/m2

    (Habitable zone calculated based on SEAU(Solar Equivalent Astronomical Unit) around the star Kepler-1404)



  • Kopparapu Recent Venus for Star Kepler-1404 distance : 0.547 AU
  • Kopparapu Runaway Greenhouse for Earth-sized planet for Star Kepler-1404 distance : 0.693 AU
  • Kopparapu Runaway Greenhouse for Super-Earth-sized planet for Star Kepler-1404 distance : 0.669 AU
  • Kopparapu Runaway Greenhouse for Mars-sized planet for Star Kepler-1404 distance : 0.734 AU
  • Kopparapu Outer Boundary for Maximum Greenhouse for Star Kepler-1404 distance : 1.239 AU
  • Kopparapu Outer Boundary for Early Mars for Star Kepler-1404 distance : 1.306 AU

    (Habitable zone calculated based on Kopparapu et al.(2013) around the star Kepler-1404)



  • Original Kopparapu Recent Venus for Star Kepler-1404 distance : 0.544 AU
  • Original Kopparapu Runaway Greenhouse for Star Kepler-1404 distance : 0.713 AU
  • Original Kopparapu Moist Greenhouse for Star Kepler-1404 distance : 0.720 AU
  • Original Kopparapu Outer Boundary for Maximum Greenhouse for Star Kepler-1404 distance : 1.260 AU
  • Original Kopparapu Outer Boundary for Early Mars for Star Kepler-1404 distance : 1.310 AU

    (Habitable zone calculated based on Kopparapu et al.(Original) around the star Kepler-1404)



    (Position in Stellar Map of star Kepler-1404 and its Exoplanet Kepler-1404 b)



    (Zoomed position in Stellar Map of star Kepler-1404 and its Exoplanet Kepler-1404 b (zoom level 3))

    (Synthetic Spectrum of star Kepler-1404*)
    *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