Observing time

Call for proposals

  • Call for proposals – semester 2019B

    The deadline for the submission of GTC, INT, Stella, Mercator, NOT, TNG, and LT proposals for Spanish CAT night observing time for semester 2019B is Wednesday, 3 April 2019, at 22:59 h Canarian local

    Deadline date
  • Standard call for normal and large proposals – Semester 2018A

    The deadline for the submission of proposals for Spanish CAT night observing time for semester 2018A is Tuesday, 3 October 2017, at 17 h Canarian local time (18 h CEST).

    The call for collaborative

    Deadline date
  • Special call for INT and Mercator proposals – semester 2017B

    The Spanish night Time Allocation Committee (CAT) announces the special call for proposals for observing time with the INT and Mercator telescopes corresponding to semester 2017B. Proposals are due on

    Deadline date
  • Special call CIRCE polarization 2017A

    GTC announces the special call for proposals for observing time with CIRCE in polarimetric mode corresponding to semester 2017A. All potential applicants are recommended to read the full announcement

    Deadline date
  • Standard call for normal and large proposals – Semester 2017B

    The deadline for the submission of proposals for Spanish CAT night observing time for semester 2017B is Monday, 3 April 2017, at 17 h Canarian local time (18 h CET). The call for collaborative

    Deadline date
  • Special call for proposals to use STELLA Robotic Telescope – semester 2017A

    The Spanish Time Allocation Committee (CAT) for night facilities issues a special call for proposals to use any of the two instruments of the STELLA robotic telescope during semester 2017A. The

    Deadline date