PyGEDM pre-computed maps of Galactic electron density models

Pre-computed HDF5 data cubes for PyGEDM web app.

Datasets in HDF5 file:

Dimension scales distance (pc), DM (pc/cm3), galactic latitude and galactic longitude (deg).

[('dist', <HDF5 dataset "dist": shape (10,), type "<i8">),
 ('dm', <HDF5 dataset "dm": shape (12,), type "<i8">),
 ('gb', <HDF5 dataset "gb": shape (361,), type "<f8">),
 ('gl', <HDF5 dataset "gl": shape (721,), type "<f8">),

gl = np.linspace(-180, 180, 360*2+1)
gb = np.linspace(-90, 90, 180*2+1)
dist = np.array((0.1, 0.2, 0.5, 1, 2, 5, 8.5, 10, 20, 50))
dm   = np.array((1, 2, 5, 10, 20, 50, 100, 200, 500, 1000, 2000, 5000))

Galactocentric coordinates XYZ (pc):
 ('x', <HDF5 dataset "x": shape (100,), type "<i8">),
 ('y', <HDF5 dataset "y": shape (100,), type "<i8">),
 ('z', <HDF5 dataset "z": shape (100,), type "<i8">)]

NE2001 model precomputed datasets:

 ('ne2001', <HDF5 group "/ne2001" (5 members)>),

[('ddm', <HDF5 dataset "ddm": shape (12, 361, 721), type "<f8">),
 ('ddm_tau', <HDF5 dataset "ddm_tau": shape (12, 361, 721), type "<f8">),
 ('dmd', <HDF5 dataset "dmd": shape (10, 361, 721), type "<f8">),
 ('dmd_tau', <HDF5 dataset "dmd_tau": shape (10, 361, 721), type "<f8">),
 ('xyz', <HDF5 dataset "xyz": shape (100, 100, 100), type "<f8">)]

YMW16 precomputed datasets:
 ('ymw16', <HDF5 group "/ymw16" (5 members)>),

[('ddm', <HDF5 dataset "ddm": shape (12, 361, 721), type "<f8">),
 ('ddm_tau', <HDF5 dataset "ddm_tau": shape (12, 361, 721), type "<f8">),
 ('dmd', <HDF5 dataset "dmd": shape (10, 361, 721), type "<f8">),
 ('dmd_tau', <HDF5 dataset "dmd_tau": shape (10, 361, 721), type "<f8">),
 ('xyz', <HDF5 dataset "xyz": shape (100, 100, 100), type "<f8">)]