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tests:streams:challenges [2015/09/01 14:38]
ahwkuepper [4. The Palomar 5 Stream]
tests:streams:challenges [2015/09/02 08:06] (current)
sanderson [1. Spherical Halo]
Line 33: Line 33:
        * *.obs.* are convolved observable coordinates and error bars. The 11 columns are: apparent V magnitude, RA, dec, parallax, parallax error, proper motion in RA, PM_{RA} error, PM in dec, PM_{dec} error, RV, RV error.        * *.obs.* are convolved observable coordinates and error bars. The 11 columns are: apparent V magnitude, RA, dec, parallax, parallax error, proper motion in RA, PM_{RA} error, PM in dec, PM_{dec} error, RV, RV error.
   * [[http://​user.astro.columbia.edu/​~robyn/​SphericalIsochrone.GaiaOnly/​SphericalIsochrone.GaiaOnly.20streams.tgz|SphericalIsochrone.GaiaOnly.20streams.tgz]] --- subset of 20 streams convolved with Gaia errors, same naming convention/​columns as above   * [[http://​user.astro.columbia.edu/​~robyn/​SphericalIsochrone.GaiaOnly/​SphericalIsochrone.GaiaOnly.20streams.tgz|SphericalIsochrone.GaiaOnly.20streams.tgz]] --- subset of 20 streams convolved with Gaia errors, same naming convention/​columns as above
-  * [[http://​user.astro.columbia.edu/​~robyn/​SphericalIsochrone.GaiaOnly/​SphericalIsochone.GaiaOnly.subsample.tgz|SphericalIsochone.GaiaOnly.subsample.tgz]] --- for exploratory plotting purposes, two files containing 1/20th of the stars in each progenitor with full 6D coordinates,​ concatenated into one big list (~10MB), with (.cxv) and without (.txv) errors. ​+  * [[http://​user.astro.columbia.edu/​~robyn/​SphericalIsochrone.GaiaOnly/​SphericalIsochrone.GaiaOnly.subsample.tgz|SphericalIsochrone.GaiaOnly.subsample.tgz]] --- for exploratory plotting purposes, two files containing 1/20th of the stars in each progenitor with full 6D coordinates,​ concatenated into one big list (~10MB), with (.cxv) and without (.txv) errors. ​
   * [[http://​user.astro.columbia.edu/​~robyn/​SphericalIsochrone.GaiaOnly/​SphericalIsochone.GaiaOnly.sub.info|SphericalIsochone.GaiaOnly.sub.info]] --- for each progenitor, lists the ID number, number of stars with full measured 6D positions (i.e. the number of rows in each of the data files in .All and .20streams),​ and number included in .subsample.   * [[http://​user.astro.columbia.edu/​~robyn/​SphericalIsochrone.GaiaOnly/​SphericalIsochone.GaiaOnly.sub.info|SphericalIsochone.GaiaOnly.sub.info]] --- for each progenitor, lists the ID number, number of stars with full measured 6D positions (i.e. the number of rows in each of the data files in .All and .20streams),​ and number included in .subsample.
   * [[http://​user.astro.columbia.edu/​~robyn/​SphericalIsochrone.GaiaOnly/​SphericalIsochrone.progs.info|SphericalIsochrone.progs.info]] --- information about the progenitors of the streams: ID#, *total* number of [RGB] stars in the original progenitor, time since infall in Myr, log luminosity in solar units, log *total* mass (stars+dark matter) in solar masses, scale radius in kpc, velocity dispersion in km/s, orbital apocenter radius in kpc, and orbital circularity [=L/​L_circ(E)].   * [[http://​user.astro.columbia.edu/​~robyn/​SphericalIsochrone.GaiaOnly/​SphericalIsochrone.progs.info|SphericalIsochrone.progs.info]] --- information about the progenitors of the streams: ID#, *total* number of [RGB] stars in the original progenitor, time since infall in Myr, log luminosity in solar units, log *total* mass (stars+dark matter) in solar masses, scale radius in kpc, velocity dispersion in km/s, orbital apocenter radius in kpc, and orbital circularity [=L/​L_circ(E)].
tests/streams/challenges.txt ยท Last modified: 2015/09/02 08:06 by sanderson