collaborators

5 papers

astro-ph.IM2025

The WINTER Observatory: A One-Degree InGaAs Survey Camera to study the Transient Infrared Sky

Danielle Frostig, Nathan Lourie, Viraj Karambelkar +20

The Wide-field Infrared Transient Explorer (WINTER) is a near-infrared time-domain survey instrument operating on a dedicated 1-meter robotic telescope at Palomar Observatory. The…

astro-ph.SR2025

Multi-color characterization of optically invisible FU Orionis-type outbursts: Demonstration and prospects for the WINTER survey

Danielle Frostig, Kishalay De, Lynne A. Hillenbrand +8

Episodic mass accretion is the dominant mechanism for mass assembly in the proto-stellar phase. Although prior optical time-domain searches have allowed detailed studies of individ…

astro-ph.SR2025

The slow brightening of WNTR23bzdiq / WTP19aalzlk : Possible onset of common-envelope evolution in an asymptotic giant branch star?

Viraj Karambelkar, Mansi Kasliwal, Kishalay De +6

We present WNTR23bzdiq/WTP19aalzlk, a slow eruption of an early-asymptotic giant branch (AGB) star in M31 identified by the Wide-field Infrared Transient Explorer (WINTER) near-inf…

astro-ph.HE2025

WINTER on S250206dm: A near-infrared search for an electromagnetic counterpart to a gravitational-wave event

Danielle Frostig, Viraj R. Karambelkar, Robert D. Stein +10

We present near-infrared follow-up observations of the International Gravitational Wave Network (IGWN) event S250206dm with the Wide-Field Infrared Transient Explorer (WINTER). WIN…

astro-ph.IM2025

Cryoscope: A Cryogenic Infrared Survey Telescope in Antarctica

Mansi M. Kasliwal, Nicholas Earley, Roger Smith +58

We present Cryoscope--a new 50 deg field-of-view, 1.2 m aperture, survey telescope to be located at Dome C, Antarctica. Cryoscope has an innovative optical-thermal d…