Spectrum of the Optical Counterpart of GRB 000131
This image shows the spectrum of the afterglow of GRB 000131, obtained during a 3-hr exposure with the FORS1 multi-mode instrument at VLT ANTU on February 8, 2000. The "Lyman-alpha break" at wavelength 670.1 nm is indicated.
Technical information: The spectrum was obtained during a 3-hr exposure with the FORS1 multi-mode instrument at VLT ANTU on February 8, 2000, when the object's magnitude was only R = 25.3. The mean levels of the spectral continua on either side of the redshifted "Lyman-alpha break" at wavelength 670.1 nm are indicated.
Credit:
ESO
About the Image
| Id: | eso0034c |
| Type: | Chart |
| Release date: | 17 October 2000 |
| Related releases: | eso0034 |
| Size: | 718 x 584 px |
About the Object
| Name: | GRB 000131 |
| Type: | • Early Universe : Cosmology : Phenomenon : Gamma Ray Burst • X - Cosmology |
| Distance: | z=4.5 (redshift) |
Colours & filters
| Band | Telescope |
| Optical | Very Large Telescope FORS1 |
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