The 55 Hz signal we detected in MAXI J 1820+070 is not a QPO
ATel #11960; Liang Zhang (Ihep), Li Chen (Beijing Normal University), Qingcu Bu (Ihep), Mingyu Ge (Ihep), Yue Huang (Ihep), Shumei Jia (Ihep), Xiang Ma (Ihep), Lian Tao (Ihep), Jinlu Qu (Ihep), Liming Song (Ihep)
on 17 Aug 2018; 05:56 UT
Credential Certification: Liang Zhang (liang.zhang@mail.bnu.edu.cn)
Subjects: X-ray, Binary, Black Hole, Transient
The 55 Hz signal we detected in the power spectra of MAXI J1820+070 (Atel 11951) is not a QPO related to the source physics. This signal is due to the small gaps in the GTI file (see "NICERDAS-CalibGuide" slide 4).
We thank the NICER team for pointing out our mistake and making the tests.
