2011.08.05
Seventeen 12-m Antennas at AOS
On July 31, three days after the arrival of the sixteenth antenna at the Array Operations Site (AOS) at 5000 m asl, one more Japanese 12-m antenna was transpor…
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2011.08.04
Sixteen 12-m Antennas at AOS
On July 28, one more 12-m antenna was transported from the Operations Support Facility (OSF) at 2900 m to the Array Operations Site (AOS) at 5000 m asl, just a…
2011.07.26
All Four Types of ALMA Antennas at AOS
ALMA has four types of antennas (three types of 12-m antennas and one type of 7-m antenna), two of which (one 12-m and one 7-m) are developed and manufactured …
2011.07.22
Band 8 Manufacturing Readiness Review (MRR)
On June 29, the Manufacturing Readiness Review (MRR) for Band 8 (one of the three receiver cartridges to be developed and manufactured by Japan) was held at t…
2011.07.12
Unusual heavy snow in the Atacama Desert
From the end of June through the beginning of July, it snowed heavily in the Atacama Desert in Northern Chile where ALMA is under construction. Since Chile is…
2011.07.04
ALMA Management Integrated Product Team Meeting
People from various countries are working on the ALMA project to construct an international astronomical facility in the Atacama Desert in Northern Chile in c…
2011.06.27
Smog in Santiago
While June is a rainy season before summer in Japan, it’s turning into winter in Chile in the southern hemisphere. The city of Santiago, where ALMA-J Chi…
2011.06.17
Fifteen 12-m Antennas at AOS
On June 14, another 12-m antenna was transported from the OSF (2900 m asl) to the AOS (5000 m asl). Now, fifteen 12-m antennas have been installed at the AOS.…
2011.06.10
Animals living in the Atacama Desert
The Atacama Desert where ALMA is under construction is the habitat of various animals. In the lakeside of the Salar de Atacama (Atacama Salt Lake, 2300 m asl)…
2011.06.08
Salar de Atacama reflecting the morning sun
In the early morning of May 17 (Chilean time), the Salar de Atacama (Atacama Salt Lake, 2300 m asl) turned to an orange color reflecting the morning sun risin…
2011.06.06
Successful Interferometer Test with Japanese 7-m antenna and 12-m antenna
On May 30, radio waves emitted by a variable star VX Sagittarii were collected by a Japanese 7-m antenna and a 12-m antenna, and interference fringes were suc…
2011.06.03
Fourteen 12-m Antennas at AOS
On May 26, another 12-m antenna was transported from OSF (2900 m asl) to AOS (5000 m asl). This brought the total number of the antennas at AOS to fourteen. O…
2011.05.24
Band 10 Team won the Commendation for Science and Technology by MEXT
ALMA Band 10 development team won the 2011 Commendation for Science and Technology by the Minister of Education, Culture, Sports, Science and Technology (priz…
2011.05.18
First Japanese 7-m Antenna Handed Over to JAO
The first 7-m antenna passed the acceptance review and was handed over to the Joint ALMA Observatory (JAO) on May 2, 2011. The antenna is the first of the twe…
2011.05.15
Thirteen 12-m Antennas at AOS
On May 15, the thirteenth 12-m antenna was transported to AOS. The picture shows the thirteen antennas with Cerro Chajnantor (5640 m asl) and the AOS Technica…
2011.05.13
Twelve 12-m Antennas at AOS
On May 13, just 10 days after the eleventh antenna arrival at AOS, another 12-m antenna was transported to AOS. This brought the total number of the antennas …
2011.05.11
OT Tutorial for Observing Preparation
The Joint ALMA Observatory (JAO) will start to accept observation proposals with ALMA from June 1. For those interested, the East Asia ALMA Regional Center (E…
2011.05.09
Miniature ALMA Antennas
Miniature models of the ALMA antennas have been installed in the entrance hall of the ALMA Building in Mitaka. These models are Japanese 7-m and 12-m antennas…
2011.05.03
Eleven 12-m Antennas at AOS
The eleventh 12-m antenna was installed at AOS on May 3, 2011 (in the midst of a holiday season called “Golden Week” in Japan). One after another …
2011.04.26
First Successful Interferometer Test with Two Japanese Antennas
On March 10, 2011, at the Operations Support Facility (OSF) at 2900 m asl., radio waves emitted by the Sun were collected by two 12-m Japanese antennas and in…
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