Changsu Choi

A measurement of the rate of type Ia Supernovae at redshift z ≈ 0.1 from the first feason of the SDSS-II Supernova Survey (2008)

Dilday, Benjamin, Kessler, Richard, Frieman, Joshua, Holtzman, Jon, Marriner, John, Miknaitis, Gajus, ...

Also archived in: arXiv:0801.3297 v3 Jul 21 2008

First-Year spectroscopy for the SDSS-II Supernova Survey (2008)

Zheng, Chen, Romani, Roger, Sako, Masao, Marriner, John, Bassett, Bruce, Becker, Andrew, ...

Also archived in: arXiv:0802.3220 v1 Feb 21 2008

Seoul National University Bright Quasar Survey in Optical (SNUQSO). II. Discovery of 40 Bright Quasars Near the Galactic Plane (2008)

Im, Myungshin, Lee, Induk, Cho, Yunseok, Choi, Changsu, Ko, Jongwan, Song, Mimi

We report the discovery of 40 bright quasars and active galactic nuclei (AGNs) at low Galactic latitude (b

First-Year Spectroscopy for the SDSS-II Supernova Survey (2008)

Zheng, Chen, Romani, Roger W., Sako, Masao, Marriner, John, Bassett, Bruce, Becker, Andrew, ...

This paper presents spectroscopy of supernovae discovered in the first season of the Sloan Digital Sky Survey-II Supernova Survey. This program searches for and measures multi-band light curves of...

The Sloan Digital Sky Survey-II Supernova Survey: search Algorithm and follow-up observations (2008)

Sako, Masao, Bassett, Bruce, Becker, Andrew, Cinabro, David, DeJongh, Fritz, Depoy, Darren, ...

Also archived in: arXiv:0708.2750 v2 Oct 19 2007

The Sloan Digital Sky Survey-II Supernova Survey: technical summary (2008)

Frieman, Joshua, Bassett, Bruce, Becker, Andrew, Choi, Changsu, Cinabro, David, DeJongh, Fritz, ...

Also archived in: arXiv:0708.2749 v1 Aug 21 2007

The sloan digital sky survey-II supernova survey: technical summary (2008)

Frieman, Joshua A., Bassett, Bruce, Becker, Andrew, Choi, Changsu, Cinabro, David, DeJongh, Fritz, ...

First-year spectroscopy for the sloan digital sky survey - II. Supernova survey (2008)

Zheng, Chen, Romani, Roger W., Sako, Masao, Marriner, John, Bassett, Bruce, Becker, Andrew, ...