Business channel Bloomberg has started testing high definition broadcasts via satellite.

These tests are on the Astra 2G satellite, which serves viewers in the UK and Ireland.

Whilst this is still in test, it may not remain on the test frequency.
Bloomberg HD is available using the following settings:

Satellite: Astra 2G (28.2-5E)
Frequency: 11685
Polarisation: Vertical
Symbol Rate: 22000 (22Mbaud)
FEC: 5/6
Mode: DVB-S, QPSK
Service ID: 55392