Imaginary Picture of Kepler-127 d

Display orbital revolution of Kepler-127 d around the hoststar Kepler-127
/
Exoplanet Name : Kepler-127 d
Alternate Name : "2MASS J19004559+4601406 d, K00271.01, KIC 9451706 d, KOI-271 d, KOI-271.01, WISE J190045.58+460140.9 d"
Status : Confirmed
Radius (Rjup / Re): 0.2360 (Rjup) 2.6453 (Rearth)
Mass (Mjup / Me): 0.0205 (Mjup) 6.5196 (Mearth)
Semi Major Axis / Orbital Distance Calculated 0.2800 (AU) 0.2800 (AU Est.)
Eccentricity : 0.0300
Orbital Period(Yrs) 0.1331
Orbital Period(Observed/Estimated) 48.63 (Days Obs.) 51.14 (Days Est.)
Surface Gravity (G Earth) 0.9317
Star Radiation at Atmospheric Boundary: 42779.8 (W/m2)
Measured Temperature (K) 0.0 (K)
Blackbody T 0.1(K) 641.9 (K)
Blackbody T 0.3(K) 602.8 (K)
Blackbody T 0.7(K) 487.7 (K)
Tidally Locked Blackbody T 0.1(K) 763.3 (K)
Tidally Locked Blackbody T 0.3(K) 716.8 (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-127
Alternate Name : "2MASS J19004559+4601406, KIC 9451706, KOI-271, WISE J190045.58+460140.9"
Star Distance(LY) : 1144.4
Stellar Radius(Rsun) : 1.4 (Rsun Measured)
Stellar Mass(Msun) : 1.1 (Msun Measured) 1.2 (Msun Estimated)
Star Age : 0.0 (GY)
Temperature : 6125 (K)
Spectral type : G0
UV portion[%]: 7.8
Visible portion[%]: 44.8
IR portion[%]: 47.4
Metalicity : -0.2
Absolute Magnitude: 2.8
Apparent Magnitude: 10.5
Right Ascension(RA) 285.1900
Declination (DEC) 46.0280
Hubble Space Telescope Guide Star Catalog (GSC) ID
Discovered by
Discovery Paper - Authors "Rowe, Jason F.; Bryson, Stephen T.; Marcy, Geoffrey W.; Lissauer, Jack J.; Jontof-Hutter, Daniel; Mullally, Fergal; Gilliland, Ronald L.; Issacson, Howard; Ford, Eric; Howell, Steve B.; Borucki, William J.; Haas, Michael; Huber, Daniel; Steffen, Jason H.; Thompson, Susan E.; Quintana, Elisa; Barclay, Thomas; Still, Martin; Fortney, Jonathan; Gautier, T. N., III; Hunter, Roger; Caldwell, Douglas A.; Ciardi, David R.; Devore, Edna; Cochran, William; Jenkins, Jon; Agol, Eric; Carter, Joshua A.; Geary, John"
Discovery Paper - Title Validation of Kepler's Multiple Planet Candidates. III. Light Curve Analysis and Announcement of Hundreds of New Multi-planet Systems
Discovery Paper - Journal 0
Discovery Paper - URL 0
SIMBAD LINK http://simbad.u-strasbg.fr/simbad/sim-basic?Ident=Kepler-127+&submit=SIMBAD+search
Open Exoplanet Database Link http://www.openexoplanetcatalogue.com/planet/Kepler-127%20d/
Kepler-127 d
Kepler-127 d

  • Kepler-127 d is an exoplanet orbiting the star Kepler-127, located about 1144.4 light-years (350.9 pc) away from Solar System. Its discovery was publicly announced on 2014.
  • The host star Kepler-127 has apparent magnitude of 10.5, with absolute magnitude of 2.8.
  • It is 1.1 times more massive and 1.4 times bigger compared with our Sun. The surface temperature is 6125 with its spectral types of G0
  • In this planetary system, the extrasolar planet Kepler-127 d orbits around the star Kepler-127 every 48.6 days with its orbital distance of 0.28 AU ( 41887403.8 km)
  • (Projected orbit of Kepler-127 d around its host star Kepler-127)


  • The Star Kepler-127 's habitable zone is located at the following distance
  • Inner Boundary (the orbital distance at Venus's Equivalent Radiation ) : 1.133 AU ( 169485704.3 km)
  • Earth Boundary (the orbital distance at Earth's Equivalent Radiation) : 1.566 AU ( 234273535.2 km)
  • Outer Boundary (the orbital distance at Mars's Equivalent Radiation) : 2.386 AU ( 356981023.0 km)
  • Snow Line (the orbital distance at Snow Line Equivalent Radiation) : 3.512 AU ( 525313213.7 km)
  • Radiation at Planetary Boundary of Kepler-127 d : 42779.79 W/m2

    (Habitable zone calculated based on SEAU(Solar Equivalent Astronomical Unit) around the star Kepler-127)



  • Kopparapu Recent Venus for Star Kepler-127 distance : 1.150 AU
  • Kopparapu Runaway Greenhouse for Earth-sized planet for Star Kepler-127 distance : 1.456 AU
  • Kopparapu Runaway Greenhouse for Super-Earth-sized planet for Star Kepler-127 distance : 1.406 AU
  • Kopparapu Runaway Greenhouse for Mars-sized planet for Star Kepler-127 distance : 1.541 AU
  • Kopparapu Outer Boundary for Maximum Greenhouse for Star Kepler-127 distance : 2.550 AU
  • Kopparapu Outer Boundary for Early Mars for Star Kepler-127 distance : 2.690 AU

    (Habitable zone calculated based on Kopparapu et al.(2013) around the star Kepler-127)



  • Original Kopparapu Recent Venus for Star Kepler-127 distance : 1.160 AU
  • Original Kopparapu Runaway Greenhouse for Star Kepler-127 distance : 1.494 AU
  • Original Kopparapu Moist Greenhouse for Star Kepler-127 distance : 1.534 AU
  • Original Kopparapu Outer Boundary for Maximum Greenhouse for Star Kepler-127 distance : 2.596 AU
  • Original Kopparapu Outer Boundary for Early Mars for Star Kepler-127 distance : 2.699 AU

    (Habitable zone calculated based on Kopparapu et al.(Original) around the star Kepler-127)



    (Position in Stellar Map of star Kepler-127 and its Exoplanet Kepler-127 d)



    (Zoomed position in Stellar Map of star Kepler-127 and its Exoplanet Kepler-127 d (zoom level 3))

    (Synthetic Spectrum of star Kepler-127*)
    *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