VLTI Configurations OverviewIn Period 90 (1/10/2012 - 31/3/2013) up to Period 93 (1/4/2014 - 30/9/2014), the following configurations are offered with the VLTI.
For configuration offered in P87 to P89 please look at the following link
Configurations offered using the UTs
AMBER is offered on all four available UT triples:
MIDI is offered on all six UT baselines:
Configurations offered using the Auxillary TelescopesStarting with P85 the Auxillary Telescopes are offered in 4 telescopes configurations. For each of these quadruplets, all possible 2 telescopes and 3 telescopes configurations can be used.
At the time of Phase I, user are only requested to provide informations on which of the available quadruplets they wish to use for observations. The decision on which specific baselines will be used at the time of the observation will be decided at the time of the Phase II or in preparation of the visitor run.
The 3 offered quadruplets are:
For reference the available configuration for AMBER and MIDI are:
AMBER is offered for 12 triples:
MIDI is offered with 16 baselines (listed from the longest to the shortest):