April 2017 Observations
SPT
The SPT EHT team during test VLBI observations between SPT and APEX, Feb 2017 (Left to right: Andre Young, Dan Marrone, Daniel Michalik, Junhan Kim, Andrew Nadolski), photo: Junhan Kim
SPT Auroras
The South Pole Telescope illuminated by aurora australis and the Milky Way. Jupiter is brightly visible on the lower left, Saturn is located to the right of the telescope. The outside temperature is -60°C. Photo: Daniel Michalik / South Pole Telescope
SPT
Junhan checking the EHT setup in the South Pole Telescope receiver electronics rack. Photo: Daniel Michalik / South Pole Telescope
SPT preparation
The South Pole Telescope in docking position during EHT preparations in January 2017. Photo: Daniel Michalik / South Pole Telescope
SPT
SPT scientists Dan, Wendy, Junhan, and Tom working on improvements to the EHT setup on the South Pole Telescope. Photo: Daniel Michalik / South Pole Telescope
SPT Full Moon
The South Pole Telescope illuminated by the Full Moon and exceptionally bright aurora australis. Photo: Daniel Michalik / South Pole Telescope
SPT
Wendy carrying the tertiary EHT mirror up to the cabin roof of the South Pole Telescope for a test run. Photo: Daniel Michalik / South Pole Telescope
SPT
SPT winter-over scientists Daniel and Andrew in control of the South Pole Telescope during EHT observations. Photo: Rick Osburn and Daniel Michalik / South Pole Telescope
SPT
Daniel repairing one of the South Pole Telescope's EHT Mark 6 data recorders. Photo: Andrew Nadolski and Daniel Michalik / South Pole Telescope
SPT
Dan working on the South Pole Telescope EHT electronics inside the telescope receiver cabin. Photo: Daniel Michalik / South Pole Telescope
SPT
Andrew and Daniel on top of the South Pole Telescope receiver cabin. The picture shows the two SPT winter-over scientists after just having finished mounting the EHT optics in -60°C and darkness. Photo: Eric Hansen / South Pole Telescope
SPT
SPT winter-over scientists Andrew and Daniel getting ready to mount the EHT optics onto the South Pole Telescope. Photo: Eric Hansen / South Pole Telescope
Cambridge, MA
At the Black Hole Initiative in Cambridge, MA during observations. Left to right: Lia Medeiros, Shep Doeleman, Kazunori Akiyama, Vincent Fish, Jim Moran, Feryal Ozel
LMT Sunrise
LMT at sunrise. Credit: Ana Torres Campos
LMT
LMT. Credit: Ana Torres Campos
LMT
LMT. Credit: David Sanchez-Arguelles (LMT/INAOE)
LMT Group
LMT group. Left to right: Aleksandar Popstefanija, Michael Janssen, Sandra Bustamante, Lindy Blackburn, Katie Bouman, Gopal Narayanan, and Edgar Castillo. Credit: Ana Torres Campos
LMT
LMT. Back row, left to right: Katie Bouman (MIT), Ana Torres-Campos (LMT/INAOE) and Lindy Blackburn (CfA). Front: David Sanchez-Arguelles (LMT/INAOE). Credit: David Sanchez-Arguelles (LMT/INAOE)
LMT Countdown
Celebration at LMT after an observation run. Left to right: Antonio Hernández, Sergio Dzib, Emir Moreno, Edgar Castillo, Gopal Narayanan, Katie Bouman, and Sandra Bustamante. Credit: Ana Torres Campos
LMT Control
LMT telescope controlers/observers David Sánchez (left) and Edgar Castillo (Right). Credit: Ana Torres Campos
LMT
LMT cam. Credit: LMT/INAOE
LMT Site
LMT site. Credit: Lindy Blackburn
LMT Group
LMT Group. Left to right: Michael Janßen, Aleks Popstefanija, Lindy Blackburn, Sandra Bustamante, Katie Bouman. Credit: Lindy Blackburn
LMT
LMT. Credit: Katie Bouman
SMA
Jonathan at SMA. Credit: Atish Kamble
SMA Control Room
SMA control room. Left to right: Tony, Jonathan, and Andre. Credit: Atish Kamble
CMT Team
JCMT. Mareki, Remo, Jim, Kevin S., Kevin K., and Satoki below. Credit: Satoki Matsushita (ASIAA)
IRAM Pico Veleta Team
Pico Veleta team in front of VLBI recorders. Left to right: Pablo Torne, Salvador Sanchez, Heino Falcke, Rebecca Azulay, T. Krichbaum, Ignacio Ruiz. Credit: T. Krichbaum
IRAM
Cabling of the VLBI backends at the IRAM 30m telescope. Credit: T. Krichbaum
APEX Crew
The APEX crew. Standing (from left to right): Mariano Diaz, Juan Pablo Araneda, Michael Dumke, Thomas Klein, Miroslaw Ciechanowicz, Jorge Ramirez & Karl Torstensson. Sitting (from left to right): Venkatessh Ramakrishnan, Neil Nagar, Alan Roy & Sven Dornbusch. Credit: Venkatessh Ramakrishnan
SMT
SMT. Left to right: Dan Marrone (University of Arizona), Junhan Kim (University of Arizona). Credit: Junhan Kim (University of Arizona)
SMT
SMT. Left to right: Christian Holmstedt (University of Arizona), Freek Roelofs (Radboud University), Dan Marrone (University of Arizona), Sara Issaoun (Radboud University). Credit: Junhan Kim (University of Arizona)
SMT
SMT. Left to right: Sara Issaoun (Radboud University), Freek Roelofs (Radboud University), Junhan Kim (University of Arizona), Christian Holmstedt (University of Arizona). Credit: Junhan Kim (University of Arizona)
SMT
SMT under moonlight. Credit: Junhan Kim (University of Arizona)
SMT
SMT. Credit: Junhan Kim (University of Arizona)
SMT
SMT. Credit: Junhan Kim (University of Arizona)
APEX Antenna
APEX antenna. Credit: Sven Dornbusch
SMT
At the SMT. Left to right: Sara Issaoun, Junhan Kim, and Freek Roelofs. Credit: Freek Roelofs
Sara at SMT
Sara Issaoun at the SMT dish. Credit: Freek Roelofs
VLBI Team at SMA
VLBI team at SMA, April 9 2017. Left to right: Geoff, Remo, André, Jonathan. Credit: Jonathan Weintroub.
SMT Trees
SMT and its infamous trees. Credit: Sara Issaoun, grad student at Radboud University in Netherlands.
SMA Team
SMA team. Front row, left to right: Paul Yamaguchi, Remo Tilanus. Back row: Jonathan Weintroub, André Young, Atish Kamble. Credit: photo taken by Roshan Samarasinghe, courtesy of Jonathan Weintroub
SMA Full Moon
SMA by the light of the full moon observing 3C279, April 10, HST. Credit: Jonathan Weintroub
Pico Veleta
Pico Veleta with the IRAM 30m telescope, taken from Granada. Credit: Carsten Kramer (IRAM)
Pico Veleta VLBI Crew
IRAM's Pico Veleta VLBI crew. From left to right, Salvador, Rebecca, Ignazio, Heino, Thomas. Credit: Salvador Sanchez
Large Millimeter Telescope
Large Millimeter Telescope (LMT). Credit: Aleks PopStefanija
Pico Near LMT
This is what we call 'Pico' here near the LMT (Pico de Orizaba / Citlaltépetl). Credit: Michael Janssen, Radboud University Nijmegen, The Netherlands
IRAM's Pico Team
IRAM's Pico team. Left to right: Thomas Krichbaum, Pablo Torne, Heino Falke, Salvador Sanchez, Rebecca Azulay, Ignacio Ruiz, Joaquin Santiago. Missing: Helge Rottmann, closely joined to the Pico team, but was in Alma by time of photo. Credit: Salvador Sanchez
IRAM Pico Team
IRAM's Pico team. Back, left to right: Pablo Torne, Heino Falke, Ignacio Ruiz. Front, left to right: Salvador Sanchez, Rebecca Azulay, Thomas Krichbaum. Missing: Helge Rottmann, closely joined to the Pico team, but was in Alma by time of photo. Credit: Salvador Sanchez
Morning at ALMA
Sun up at ALMA. Credit: ALMA
APEX Crew
APEX group. From left to right: Venkatessh, Neil, Alan & Sven. Credit: Venkatessh Ramakrishnan
ALMA Group
Fun at ALMA. Left to right: Helge, Violette, Ciriaco, and Geoff. Credit: Helge Rottmann
ALMA Eureka!
Eureka at ALMA! From left to right: Helge Rottmann (MPIfR/EHT Team), Paulo Cortez (JAO/AoD), Hector Alarcon (JAO/Operator), Daniela Soto (JAO/Operator). Credit: G.B. Crew
ALMA at dawn
Dawn at ALMA on our last day. Credit: ALMA.
SMT
SMT at 10,500 feet on Mt. Graham, Arizona. Credit: Sara Issaoun, grad student at Radboud University in Netherlands.
Junhan bringing the precious modules down from the receiver room at SMT. Credit: Sara Issaoun, grad student at Radboud University in Netherlands.