44 citations · 84 across the 4 of their papers we have counts for
4 papers
Palomar Transient Factory and RR Lyrae: Metallicity-Light Curve Relation Based on ab-Type RR Lyrae in Kepler Field
Chow-Choong Ngeow, Po-Chieh Yu, Eric Bellm +6
The wide-field synoptic sky surveys, known as the Palomar Transient Factory (PTF) and the intermediate Palomar Transient Factory (iPTF), will accumulate a large number of known and…
The Pan-STARRS 1 Discoveries of five new Neptune Trojans
Hsing Wen Lin, Ying-Tung Chen, Matthew J. Holman +16
In this work we report the detection of seven Neptune Trojans (NTs) in the Pan-STARRS 1 (PS1) survey. Five of these are new discoveries, consisting of four L4 Trojans and one L5 Tr…
Changes in the physical environment of the inner coma of 67P/Churyumov-Gerasimenko with decreasing heliocentric distance
D. Bodewits, L. M. Lara, M. F. A'Hearn +43
The Wide Angle Camera of the OSIRIS instrument on board the Rosetta spacecraft is equipped with several narrowband filters that are centered on the emission lines and bands of vari…
VI-Band Follow-Up Observations of Ultra-Long-Period Cepheid Candidates in M31
Chow-Choong Ngeow, Chien-Hsiu Lee, Michael Ting-Chang Yang +7
The ultra-long period Cepheids (ULPCs) are classical Cepheids with pulsation periods exceeding days. The intrinsic brightness of ULPCs are ~1 to ~3 mag brighter than t…