3 papers
astro-ph.SR2026
Joint Observations of PTPS Targets (JOTA). Combined spectroscopic and photometric analysis of 16 SB1 systems
Robert Jaros, Andrzje Niedzielski, Sohaib Ali +9
Context. The Pennsylvania-Toruń Planet Search, which operates on a sample of 1000 northern-hemisphere stars, has been underway since 2004. Stars with radial velocity (RV) amp…
astro-ph.EP2024
Tracking Advanced Planetary Systems (TAPAS) with HARPS-N VIII. A wide-orbit planetary companion in the hot-Jupiter system HD 118203
G. Maciejewski, A. Niedzielski, K. Gozdziewski +5
The star HD 118203, classified as a K0 subgiant, was known to harbour a transiting hot Jupiter planet on a 6.1-day eccentric orbit. Previous studies also revealed a linear trend in…
astro-ph.EP2023
Search for Planets in Hot Jupiter Systems with Multi-Sector TESS Photometry. IV. Null Detections in 12 Systems
G. Maciejewski, J. Sierzputowska, J. Golonka
We present the results of our search for nearby planetary companions of transiting hot Jupiters in 12 planetary systems: HAT-P-24, HAT-P-39, HAT-P-42, HAT-P-50, KELT-2, KELT-15, KE…