1.
| Science Article (Ref.) Katsue Misawa's sunspot observations in 1921-1934: a primary reference for the Wolfer-Brunner transition
/ Hayakawa, Hisashi ; Suyama, Toru ; Clette, Frédéric ; Bhattacharya, Shreya ; et al
accepted to be published in Monthly Notices of The Royal Astronomical Society issue September 2023 (2023)
10.1093/mnras/stad2791
[SCART-2024-0142]
|
2.
| Science Article (Ref.) The Extreme Space Weather Event of 1872 February: Sunspots, Magnetic Disturbance, and Auroral Displays
/ Hayakawa, Hisashi ; Cliver, Edward W. ; Clette, Frédéric ; Ebihara, Yusuke ; et al
published in Astrophysical Journal, 959 issue 1, pp. 23 (2023)
10.3847/1538-4357/acc6cc
[SCART-2024-0141]
|
3.
| Science Article (Ref.) Magnitude Estimates for the Carrington Flare in 1859 September: As Seen from the Original Records
/ Hayakawa, Hisashi ; Bechet, Sabrina ; Clette, Frédéric ; Hudson, Hugh S. ; et al
published in The Astrophysical Journal , 954 issue 1 (2023)
10.3847/2041-8213/acd853
[SCART-2024-0081]
|
4.
| Science Article (Ref.) Scale Transfer in 1849 : Heinrich Schwabe to Rudolf Wolf
/ Bhattacharya, Shreya ; Lefèvre, Laure ; Hayakawa, Hisashi ; Jansen, Maarten ; et al
published in Solar Physics, 298 issue 1, pp. 12
10.1007/s11207-022-02103-4
[SCART-2023-0002]
|
5.
| Conf. Talk Hisako Koyama’s Sunspot Observations and their Digitization
/ Hayakawa, Hisashi ; Clette, Frédéric
Talk presented at ISSI Team Meeting 2, Recalibration of the Sunspot Number series, Bern, Switzerland on 2019-08-22
[CTALK-2020-0121]
|
6.
| Science Article (Ref.) Sunspot observations by Hisako Koyama: 1945-1996
/ Hayakawa, Hisashi ; Clette, Frédéric ; Horaguchi, Toshihiro ; Iju, Tomoya ; et al
published in Monthly Notices of the Royal Astronomical Society, 492 issue 3, pp. 4513-4527 (2020)
10.1093/mnras/stz3345
[SCART-2020-0066]
|