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GRB051221A

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    GRB and Host Properties
    Attribute Values Telescope Ref
    $$\textrm{GRB Name}$$ $$\textrm{ GRB051221A }$$ $$-$$ $$-$$
    $$\textrm{Host RA}$$ $$\textrm{ 21:54:48.653 }$$ $$\textrm{ HST/WFPC2 }$$ $$\textrm{ BRIGHT }$$
    $$\textrm{Host Dec}$$ $$\textrm{ +16:53:27.335 }$$ $$\textrm{ HST/WFPC2 }$$ $$\textrm{ BRIGHT }$$
    $$z^{*}$$ \(0.5464^{ + 0.0001 }_{ -0.0001 }\) $$-$$ $$\textrm{ Soderberg 2006 }$$
    $$T_{90} \textrm{ } \textrm{(s)}$$ \(1.4\) $$-$$ $$-$$
    $$\textrm{Fluence} \textrm{ } (10^{-8} \textrm{erg} \times \textrm{cm}^{-2})$$ \(115.0^{ + 3.5 }_{ -3.5 }\) $$-$$ $$-$$
    $$\textrm{X-Ray Detection}$$ $$\textrm{ yes }$$ $$-$$ $$-$$
    $$\textrm{Optical Detection}$$ $$\textrm{ yes }$$ $$-$$ $$-$$
    $$\textrm{Radio Detection}$$ $$\textrm{ yes }$$ $$-$$ $$-$$
    $$\textrm{ g }$$ \(23.74^{ + 0.07 }_{ -0.07 }\) $$\textrm{ Magellan/LDSS }$$ $$\textrm{ Leibler 2010 }$$
    $$\textrm{ r }$$ \(22.18^{ + 0.09 }_{ -0.09 }\) $$\textrm{ Gemini/GMOS-N }$$ $$\textrm{ Soderberg 2006 }$$
    $$\textrm{ i }$$ \(22.13^{ + 0.17 }_{ -0.17 }\) $$\textrm{ Gemini/GMOS-N }$$ $$\textrm{ Soderberg 2006 }$$
    $$\textrm{ J }$$ \(22.01^{ + 0.2 }_{ -0.2 }\) $$\textrm{ Magellan/PANIC }$$ $$\textrm{ Leibler 2010 }$$
    $$\textrm{ K }$$ \(22.3^{ + 0.15 }_{ -0.15 }\) $$\textrm{ Magellan/PANIC }$$ $$\textrm{ Leibler 2010 }$$
    $$\textrm{ F555W }$$ \(22.09^{ + 0.05 }_{ -0.05 }\) $$\textrm{ HST/WFPC2 }$$ $$\textrm{ Fong 2010 }$$
    $$ F814W $$ $$\textrm{FITS}$$ \(21.55^{ + 0.05 }_{ -0.05 }\) $$\textrm{ HST/WFPC2 }$$ $$\textrm{ Fong 2010 }$$
    $$\textrm{ Ch 2 }$$ \(22.3^{ + 0.15 }_{ -0.15 }\) $$\textrm{ Spitzer }$$ $$\textrm{ BRIGHT }$$
    $$\textrm{ Ch 4 }$$ >\(19.98\) $$\textrm{ Spitzer }$$ $$\textrm{ BRIGHT }$$
    $$\textrm{observed spectroscopy}$$ $$\textrm{Download CSV}$$ $$\textrm{ Gemini/GMOS-N }$$ $$\textrm{ BRIGHT }$$
    $$\textrm{model photometry}$$ $$\textrm{Download CSV}$$ $$-$$ $$-$$
    $$\textrm{model spectroscopy}$$ $$\textrm{Download CSV}$$ $$-$$ $$-$$

    * Spectroscopically determined redshift.


    Stellar Population Properties
    Attribute Values
    $$\textrm{Host Morphology}$$ \(\textrm{ Unknown }\)
    $$\textrm{Star Formation Classification}$$ \(\textrm{ Star-forming }\)
    $$\textrm{Offset (arcsec)}$$ \(0.322^{ + 0.03 }_{ -0.03 }\)
    $$\textrm{Offset (kpc)}$$ \(2.08^{ + 0.19 }_{ -0.19 }\)
    $$\textrm{Effective Radius } (r_{e})$$ $$-$$
    $$\textrm{Host Normalized Offset } (r_{e})$$ $$0.89$$
    $$\textrm{Probability of Chance Coincidence}$$ $$5e-05$$
    $$\textrm{log}(M_* / M_{\odot})$$ \(9.31^{ + 0.03 }_{ -0.03 }\)
    $$t_{m} \textrm{ } \textrm{(Gyr)}$$ \(0.49^{ + 0.07 }_{ -0.06 }\)
    $$\textrm{SFR} (M_{\odot} \times yr^{-1})$$ \(0.71^{ + 0.11 }_{ -0.09 }\)
    $$\log(Z_*/Z_{\odot})$$ \(-0.97^{ + 0.04 }_{ -0.02 }\)
    $$\log(Z_{\textrm{GAS}}/Z_{\odot})$$ \(0.02^{ + 0.02 }_{ -0.02 }\)
    $$A_{V} \textrm{ } \textrm{(mag)}$$ \(0.32^{ + 0.1 }_{ -0.1 }\)