Table 1.

Summary of astrochronology studies on Chinese reference sections that are used to enhance the geologic time scale. Abbreviations: (1) Proxies – MS = magnetic susceptibility, GR = natural gamma-ray radiation, ARM = anhysteretic remanent magnetization, XRF = X-ray fluorescence; (2) Method – MTM = multi-taper method, Evol. spectra = evolutive spectra; (3) Cycles – E = long-eccentricity, e = short-eccentricity, O = obliquity, P = precession; (4) Other – U-Pb = uranium-lead dating (Ding et al., 1994, Lu et al., 1999, Heslop et al., 2000; Deng et al., 2019a; Deng et al., 2019b; Sun et al., 2006; Wu et al., 2014; Wang et al., 2016; Deng et al., 2013; Wang et al., 2016; Wu et al., 2009; Xi et al., 2019; Wu et al., 2013a; He et al., 2012; Wu et al., 2013b; Zhu et al., 2007a, Zhu et al., 2007b; Liu et al., 2017a, Liu et al., 2017b; Huang, 2019; Li et al., 2017; Tong et al., 2019; Zhang et al., 2015; Lehrmann et al., 2015; Li et al., 2016a, Li et al., 2016b; Li et al., 2007; Wu et al., 2012; Zhao et al., 2005; Wu et al., 2013c; Shen et al., 2011; Mundil et al., 2004; Yuan et al., 2019; Xue et al., 2015; Shen et al., 2019; Xue et al., 2015; Fang et al., 2017; Mei et al., 1994; Fang et al., 2015; Fang et al., 2012; Ueno et al., 2013; Wang et al., 2019a, Wang et al., 2019b; Zhang et al., 2019a, Zhang et al., 2019b, Zhang et al., 2019c, Zhang et al., 2019d, Zhang et al., 2019e, Zhang et al., 2019f; Ueno et al. (2013); Wu et al., 2018; Qi et al., 2014; Ross and Ross, 1988; Li et al., 1997; Rygel et al., 2008; Ueno et al., 2013; Bai, 1995b; Qie et al., 2019; Gong et al., 2001; Gong et al., 2005; Huang et al., 2016; Rong et al., 2019; Chen et al., 2018; Chen et al., 2011; Ma et al., 2019a; Wang et al., 2018; Ma et al., 2016; Ma et al., 2019b; Ma et al., 2019c; Peng et al., 2009; Chen et al., 2006; Zhu et al., 2019a, Zhu et al., 2019b; McFadden et al., 2008; Condon et al., 2005; Zhou et al., 2019;Bai et al., 1982; Bai et al., 1994; Li et al., 2009; Zhong et al., 2018; Bai, 1995a; Chen et al., 2015; Fang et al., 2019, Gong et al., 2017, Hu and Qi, 2017; Sui et al., 2018, Wang et al., 2009, Zhong et al., 2018).