Key performance parameters of the IBIS Imager
| Parameter | Value |
| Energy range | 15 keV - 10 MeV |
| Detector area | 2600 cm² (CdTe - Cadmium Telluride)
3000 cm² (CsI - Caesium Iodide) |
| Spectral resolution | 8% @ 100 keV
10% @ 1 MeV |
| Field of view | 8.3 x 8.0 deg Fully Coded (FCFOV) |
| Angular resolution | 12 arcmin FWHM |
| Line sensitivity
(3 sigma in 10**6 s, @ 100 keV) |
1.8e-5 ph/(s cm²) |
| Continuum sensitivity
(3 sigma in 10**5 s, @ 100 keV, Delta E = E/2) |
2.3e-6 ph/(s cm² keV) |
| Timing accuracy | 61 microsec - 1 hr |
| Typical source location | 30" @ 100 keV (50 sigma source)
3' @ 100 keV (5 sigma source) |
| Resources (following EID-A allocation): | |
| Mass | 677 kg (+ 96 kg for tube inside PLM) |
| Power (sun/eclipse) | 240/0 W |
| Data rate (solar maximum) | 59.8 kbps |
| Date rate (solar minimum) | 56.8 kbps |