2 papers
astro-ph.GA2026
The extinction distances for over a thousand planetary nebulae with Gaia measurements
Juan Deng, Shu Wang, Biwei Jiang +1
Although Gaia has identified the central stars of planetary nebulae (CSPNe) for about 70% of known Galactic planetary nebulae (PNe), reliable distance estimates remain incomplete,…
astro-ph.SR2025
Dependence of Multi-band Absolute Magnitudes and Color Indexes of the Tip of Red Giant Branch Stars on Metallicity in the Galactic Globular Clusters
Zhenzhen Shao, Shu Wang, Biwei Jiang +3
The tip of red giant branch (TRGB) stars have attracted intensive attention in recent years because their -band absolute magnitudes, $M_\rm I$, are often used for distance calib…