TIMES I: a Systematic Observation in Multiple Molecular Lines Toward the Orion A and Ophiuchus Clouds

Hyeong-Sik Yun, Jeong-Eun Lee, Yunhee Choi +16

We have used the Taeduk Radio Astronomy Observatory to observe the Orion A and Ophiuchus clouds in the $J=$1$-$0 lines of ${}^{13}$CO, C${}^{18}$O, HCN, HCO${}^{+}$, and N${}_2$H${}^{+}$ and the…