Please acknowledge the use of telescope/telescopes at Xinglong station by including this text: “We acknowledge the support of the staff of the Xinglong 2.16m/1.26m/1m/85cm/80cm/60cm/50cm/… telescope. This work was partially supported by the Open Project Program of the Key Laboratory of Optical Astronomy, National Astronomical Observatories, Chinese Academy of Sciences.”
Notes：Please choose the aperture/apertures of the adopted telescope/telescopes from“2.16m/1.26m/1m/85cm/80cm/60cm/50cm/…”.