Planck Galactic Cold Clumps in Two Regions: the First Quadrant and the Anti-Center Direction Region

Chao Zhang, Yuefang Wu, Xunchuan Liu +13

Sixty five Planck Galactic cold clumps (PGCCs) from the first quadrant (IQuad) and thirty nine of PGCCs from the Anti-Center direction region (ACent) were observed in ${}^{12}$CO, $^…