Imaginary Picture of OGLE-2011-BLG-0251L b

Display orbital revolution of OGLE-2011-BLG-0251L b around the hoststar OGLE-2011-BLG-0251L
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Exoplanet Name : OGLE-2011-BLG-0251L b
Alternate Name :
Status : Confirmed
Radius (Rjup / Re): 0.9078 (Rjup) 10.1759 (Rearth)
Mass (Mjup / Me): 0.9600 (Mjup) 305.2205 (Mearth)
Semi Major Axis / Orbital Distance Calculated 3.8600 (AU) 3.8600 (AU Est.)
Eccentricity : 0.0000
Orbital Period(Yrs) 0.0000
Orbital Period(Observed/Estimated) 0.00 (Days Obs.) 4040.38 (Days Est.)
Surface Gravity (G Earth) 2.9476
Star Radiation at Atmospheric Boundary: 1.9 (W/m2)
Measured Temperature (K) 0.0 (K)
Blackbody T 0.1(K) 52.7 (K)
Blackbody T 0.3(K) 49.5 (K)
Blackbody T 0.7(K) 40.1 (K)
Tidally Locked Blackbody T 0.1(K) 62.7 (K)
Tidally Locked Blackbody T 0.3(K) 58.9 (K)
Size Class: Jupiter-size
Mass Class:
Detection Type : Microlensing
Mass Detection :
Radius Detection :
Habitability by Solar Eq. Astronomical Unit: Not habitable
Habitability by Kopparapu: Not habitable
Star Name : OGLE-2011-BLG-0251L
Alternate Name :
Star Distance(LY) : 13339.8
Stellar Radius(Rsun) : 0.4 (Rsun Estimated)
Stellar Mass(Msun) : 0.5 (Msun Measured) 0.0 (Msun Estimated)
Star Age : 0.0 (GY)
Temperature : 3300 (K)
Spectral type : M9
UV portion[%]: 0.2
Visible portion[%]: 11.2
IR portion[%]: 88.6
Metalicity : 0.0
Absolute Magnitude: 8.9
Apparent Magnitude: 22.0
Right Ascension(RA) 264.5591
Declination (DEC) -27.1361
Hubble Space Telescope Guide Star Catalog (GSC) ID
Discovered by
Discovery Paper - Authors "N. Kains, R. Street, J.-Y. Choi, C. Han, A. Udalski, L. A. Almeida, F. Jablonski, P. Tristram, U. G. Jorgensen, M. K. Szymanski, M. Kubiak, G. Pietrzynski, I. Soszynski, R. Poleski, S. Kozlowski, P. Pietrukowicz, K. Ulaczyk, L. Wyrzykowski, J. Skowron, K.A. Alsubai, V. Bozza, P. Browne, M.J. Burgdorf, S. Calchi Novati, P. Dodds, M. Dominik, S. Dreizler, X.-S. Fang, F. Grundahl, C.-H. Gu, S. Hardis, K. Harpsoe, F.V. Hessman, T.C. Hinse, A. Hornstrup, M. Hundertmark, J. Jessen-Hansen, E. Kerins, C. Liebig, M. Lund, M. Lundkvist, L. Mancini, M. Mathiasen, M.T. Penny, S. Rahvar, D. Ricci, K.C. Sahu, G. Scarpetta, J. Skottfelt, C. Snodgrass, J. Southworth, J. Surdej, J. Tregloan-Reed, J. Wambsganss, O. Wertz, D. Bajek, D. M. Bramich, K. Horne, S. Ipatov, I. A. Steele, Y. Tsapras, F. Abe, D.P. Bennett, et al. "
Discovery Paper - Title A Giant Planet beyond the Snow Line in Microlensing Event OGLE-2011-BLG-0251
Discovery Paper - Journal 0
Discovery Paper - URL 0
SIMBAD LINK http://simbad.u-strasbg.fr/simbad/sim-basic?Ident=OGLE-2011-BLG-0251L+&submit=SIMBAD+search
Open Exoplanet Database Link http://www.openexoplanetcatalogue.com/planet/OGLE-2011-BLG-0251%20b/
OGLE-2011-BLG-0251L b
OGLE-2011-BLG-0251L b
  • OGLE-2011-BLG-0251L b is an exoplanet orbiting the star OGLE-2011-BLG-0251L, located about 13339.8 light-years (4090.0 pc) away from Solar System. Its discovery was publicly announced on 2012.
  • The host star OGLE-2011-BLG-0251L has apparent magnitude of 22.0, with absolute magnitude of 8.9.
  • It is 0.5 times more massive and 0.4 times bigger compared with our Sun. The surface temperature is 3300 with its spectral types of M9
    • (Projected orbit of OGLE-2011-BLG-0251L b around its host star OGLE-2011-BLG-0251L)


  • The Star OGLE-2011-BLG-0251L 's habitable zone is located at the following distance
  • Inner Boundary (the orbital distance at Venus's Equivalent Radiation ) : 0.105 AU ( 15764193.6 km)
  • Earth Boundary (the orbital distance at Earth's Equivalent Radiation) : 0.146 AU ( 21790235.3 km)
  • Outer Boundary (the orbital distance at Mars's Equivalent Radiation) : 0.222 AU ( 33203496.4 km)
  • Snow Line (the orbital distance at Snow Line Equivalent Radiation) : 0.327 AU ( 48860399.5 km)
  • Radiation at Planetary Boundary of OGLE-2011-BLG-0251L b : 1.95 W/m2

    (Habitable zone calculated based on SEAU(Solar Equivalent Astronomical Unit) around the star OGLE-2011-BLG-0251L)



  • Kopparapu Recent Venus for Star OGLE-2011-BLG-0251L distance : 0.119 AU
  • Kopparapu Runaway Greenhouse for Earth-sized planet for Star OGLE-2011-BLG-0251L distance : 0.151 AU
  • Kopparapu Runaway Greenhouse for Super-Earth-sized planet for Star OGLE-2011-BLG-0251L distance : 0.146 AU
  • Kopparapu Runaway Greenhouse for Mars-sized planet for Star OGLE-2011-BLG-0251L distance : 0.160 AU
  • Kopparapu Outer Boundary for Maximum Greenhouse for Star OGLE-2011-BLG-0251L distance : 0.297 AU
  • Kopparapu Outer Boundary for Early Mars for Star OGLE-2011-BLG-0251L distance : 0.313 AU

    (Habitable zone calculated based on Kopparapu et al.(2013) around the star OGLE-2011-BLG-0251L)



  • Original Kopparapu Recent Venus for Star OGLE-2011-BLG-0251L distance : 0.119 AU
  • Original Kopparapu Runaway Greenhouse for Star OGLE-2011-BLG-0251L distance : 0.156 AU
  • Original Kopparapu Moist Greenhouse for Star OGLE-2011-BLG-0251L distance : 0.157 AU
  • Original Kopparapu Outer Boundary for Maximum Greenhouse for Star OGLE-2011-BLG-0251L distance : 0.301 AU
  • Original Kopparapu Outer Boundary for Early Mars for Star OGLE-2011-BLG-0251L distance : 0.314 AU

    (Habitable zone calculated based on Kopparapu et al.(Original) around the star OGLE-2011-BLG-0251L)



    (Position in Stellar Map of star OGLE-2011-BLG-0251L and its Exoplanet OGLE-2011-BLG-0251L b)



    (Zoomed position in Stellar Map of star OGLE-2011-BLG-0251L and its Exoplanet OGLE-2011-BLG-0251L b (zoom level 3))

    (Synthetic Spectrum of star OGLE-2011-BLG-0251L*)
    *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