4 papers · 1 filter
UBVRI Light Curves of 44 Type Ia Supernovae
Saurabh Jha, Robert P. Kirshner, Peter Challis +2
We present UBVRI photometry of 44 type-Ia supernovae (SN Ia) observed from 1997 to 2001 as part of a continuing monitoring campaign at the Fred Lawrence Whipple Observatory of the…
In-flight performance and calibration of the Infrared Array Camera (IRAC) for the Spitzer Space Telescope
J. L. Hora, the IRAC team
The Infrared Array Camera (IRAC) is one of three focal plane instruments on board the Spitzer Space Telescope. IRAC is a four-channel camera that obtains simultaneous broad-band im…
The Infrared Array Camera (IRAC) for the Spitzer Space Telescope
G. G. Fazio, the IRAC team
The Infrared Array Camera (IRAC) is one of three focal plane instruments in the Spitzer Space Telescope. IRAC is a four-channel camera that obtains simultaneous broad-band images a…
Wide-field J- and K-band galaxy counts in the ELAIS fields
P. Vaisanen, E. V. Tollestrup, S. P. Willner +1
New near-infrared galaxy counts in the J and K bands are presented over a total area of 0.70 and 0.97 degrees^2, respectively. The limiting magnitudes of the deepest regions are 19…