LTT 1445A

Display orbital revolution around the star LTT 1445A
Imaginary Picture of Star LTT 1445A
Star Name : LTT 1445A
Alternate Name :
Star Distance (LY/pc): 22.5048 (LY) 6.9000 (pc)
Stellar Radius (Rsun): 0.0000 (Rsun, measured) 0.2700 (Rsun, estimated)
Stellar Mass (Msun): 0.2560 (Msun/observed) 0.2560 (Msun/estimated)
Spectral type : M
Metalicity : -0.3400
Absolute Magnitude : 22.81
Apparent Magnitude : 22.00
Right Ascension(RA) : 45.46250
Declination(DEC) : -16.59333
  • This is the LTT 1445A . The star LTT 1445A islocated about 22.5 light-years ( 6.9 pc) away from our Solar System.
  • The star LTT 1445A has apparent magnitude of 22.0, with absolute magnitude of 22.8.
  • It is 0.3 times more massive and 0.3 times bigger compared with our Sun. The surface temperature is 3340 with its spectral types of M
  • Number of Extrasolar Planets : 1
  • Name of the 1 Planet TOI-455 b radius 0.116430 mass 0.009030 orbital distance 0.038130
    (Illustration of the LTT 1445A's Planetary System)



    The Star LTT 1445A 's habitable zone is located at the following distance

    Inner Boundary (the orbital distance at Venus's Equivalent Radiation ) : 0.065 AU ( 9761460.7 km)
    Earth Boundary (the orbital distance at Earth's Equivalent Radiation) : 0.090 AU ( 13492889.7 km)
    Outer Boundary (the orbital distance at Mars's Equivalent Radiation) : 0.137 AU ( 20560177.9 km)
    Snow Line (the orbital distance at Snow Line Equivalent Radiation) : 0.202 AU ( 30255202.4 km)
    (Habitable zone calculated based on SEAU(Solar Equivalent Astronomical Unit) around the star LTT 1445A)



    Kopparapu's Recent Venus for Star LTT 1445A distance : 0.074 AU
    Kopparapu's Runaway Greenhouse for Earth-sized planet for Star LTT 1445A distance : 0.093 AU
    Kopparapu's Runaway Greenhouse for Super-Earth-sized planet for Star LTT 1445A distance : 0.090 AU
    Kopparapu's Runaway Greenhouse for Mars-sized planet for Star LTT 1445A distance : 0.099 AU
    Kopparapu's Outer Boundary for Maximum Greenhouse for Star LTT 1445A distance : 0.183 AU
    Kopparapu's Outer Boundary for Early Mars for Star LTT 1445A distance : 0.193 AU
    (Habitable zone calculated based on Kopparapu et al.(2013) around the star LTT 1445A)



  • Original Kopparapu Recent Venus for Star LTT 1445A distance : 0.073 AU
  • Original Kopparapu Runaway Greenhouse for Star LTT 1445A distance : 0.097 AU
  • Original Kopparapu Moist Greenhouse for Star LTT 1445A distance : 0.097 AU
  • Original Kopparapu Outer Boundary for Maximum Greenhouse for Star LTT 1445A distance : 0.186 AU
  • Original Kopparapu Outer Boundary for Early Mars for Star LTT 1445A distance : 0.194 AU

    (Habitable zone calculated based on Kopparapu et al.(Original) around the star LTT 1445A)



    (Position in Stellar Map of star LTT 1445A )



    (Zoomed position in Stellar Map of star LTT 1445A (zoom level 3))

    (Synthetic Spectrum of star Kepler-1685*)
    *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