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 …
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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…
2011.04.16
Astronomy Pub "Over the Horizon -Universe Seen from the Southern Hemisphere "
In the evening of April 16, 2011, the memorable 60th “Astronomy Pub” was held at the Mitaka Network University.Astronomy Pub this time held a one-…
2011.04.11
Cherry Blossoms in Full Bloom & ALMA Building
There are many cherry trees in the NAOJ Mitaka campus in Tokyo. As the ALMA building is surrounded by tall cherry trees on three sides (north, south, and west)…
2011.04.04
A llama in San Pedro de Atacama
Within a 40-minute drive from the Operations Support Facility (OSF), there is a town called San Pedro de Atacama (2,450 asl.). In the suburbs of the town, we …
2011.03.30
ALMA Invites Proposals for Early Science Observations
The Atacama Large Millimeter/submillimeter Array (ALMA), the most ambitious radio astronomy observatory ever built, is announcing the first opportunity for th…
2011.03.25
Ten Antennas at AOS
On March 8, an antenna was transported to the Array Operation Site (AOS) at 5,000 m asl. from the Operations Support Facility (OSF) at 2,900 m asl. This brough…
2011.03.22
Live Images from AOS and OSF
The online streaming of live images from the Array Operation Site (5,000m asl.) and the Operations Support Facility (2,900m asl.) in Chile have been started. Y…
2011.02.02
Altiplanic Winter Has Come
On February 2, bad weather hit the ALMA site, where skies are usually very clear. This is called Altiplanic Winter, which is caused by the winds blowing from …
2011.01.14
CASA Tutorial
On the afternoon of the second day of ALMA Users Meeting 2011 (January 14), the CASA tutorials were given to those who were interested. CASA is a data analysis…
2011.01.13
ALMA Users Meeting 2011
On January 13 and 14, ALMA Users Meeting 2011 was held in Mitaka Campus of NAOJ, Tokyo. As the Early Science Operations of the ALMA telescope is going to start…
2011.01.12
Plan for ALMA Early Science Cycle 0
The Joint ALMA Observatory (JAO) expects to start Early Science observations (Cycle 0) on a best effort basis late in 2011 and a call for proposals will be iss…
2010.12.21
Total Lunar Eclipse
A total lunar eclipse took place before the dawn on December 21 in Chile (late on the afternoon of December 21 in Japan). The moon located in the upper region …
2010.12.12
Nine 12-m Antennas at AOS
On December 12, an American antenna of 12 m in diameter was transported from OSF (2,900 m asl) to AOS (5,000 m asl), bringing the total number of the antenna…
2010.12.08
ALMA Board Statement on Early Science
— ALMA Board Statement on Early Science — “At its meeting on November 16th-18th 2010, the ALMA Board noted the tremendous recent progress in…
2010.12.08
Test Image 1: Spiral Galaxy NGC253
This shows the well-known spiral NGC253, with an optical image of the whole galaxy on the left (credit: ESO). The ALMA test images show dense clouds of gas in …
2010.12.08
Test Image 2: Hot Molecular Core G34.26+0.15
An example of ALMA’s potential as a spectroscopic instrument: on the left is the map of the molecular “hot core” G34.26+0.15, which is unreso…
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