The following GRUAN-relevant paper was published at AMTD: "Comparison of the GRUAN data products for Meisei RS-11G and Vaisala RS92-SGP radiosondes at Tateno (36.06° N, 140.13° E), Japan" by Kobayashi et al. (https://doi.org/10.5194/amt-2018-416). The paper is open for discussion until 27 February 2019.