1
50 Fast Turnaround Program
3 Probing Time Delays in a
Rachel Mason
Director’s Message
Markus Kissler-Patig
Pilot Underway
Gravitationally Lensed Quasar
Keren Sharon
Gustavo Arriagada
7 GPI Discovers the Most Jupiter-like
Exoplanet Ever Directly Detected
Julien Rameau and Robert De Rosa
58 GRACES: The Beginning of a
Scientific Legacy
André-Nicolas Chené
12 First Likely Planets in a Nearby
Circumbinary Disk
Valerie Rapson
54 Base Facility Operations
62 The New Cloud-based Gemini
Observatory Archive
Paul Hirst
16 RCW 41: Dissecting a Very Young
Cluster with Adaptive Optics
Benoit Neichel
65 Solar Panel System Installed at
Gemini North
Alexis-Ann Acohido
21
67 Gemini Legacy Image Releases
Science Highlights
Nancy A. Levenson
Gemini staff contributions
30
72 Journey Through the Universe
On the Horizon
Gemini staff contributions
Janice Harvey
37
75 Viaje al Universo
News for Users
Gemini staff contributions
Maria-Antonieta García
46
Adaptive Optics at Gemini South
Gaetano Sivo, Vincent Garrel, Rodrigo
Carrasco, Markus Hartung, Eduardo Marin,
Vanessa Montes, and Chad Trujillo
ON THE COVER:
GeminiFocus January 2016
A montage featuring
a recent Flamingos-2
image of the galaxy
NGC 253’s inner region
(as discussed in the
Science Highlights
section, page 21; with
an inset showing the
stellar supercluster
identified as the
galaxy’s nucleus)
and cover pages
from each of issue of
GeminiFocus in 2015.
GeminiFocus is a quarterly publication
of the Gemini Observatory
ii
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Online viewing address:
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Managing Editor: Peter Michaud
Science Editor: Nancy A. Levenson
Associate Editor: Stephen James O’Meara
Designer: Eve Furchgott/Blue Heron Multimedia
Any opinions, findings, and conclusions or
recommendations expressed in this material are those
of the author(s) and do not necessarily reflect the
views of the National Science Foundation or the
Gemini Partnership.
GeminiFocus
2015 Year in Review
January 2016