Historical sunspot records
نویسندگان
چکیده
منابع مشابه
Updating the Historical Sunspot Record
We review the evidence for the argument that Rudolf Wolf’s calibration of the Sunspot Number is likely to be correct and that Max Waldmeier introduced an upwards jump in the sunspot number in 1945. The combined effect of these adjustments suggests that there has been no secular change in the sunspot number since coming out of the Maunder Minimum ∼1715. 1 The Sunspot Record(s!) The Sunspot Recor...
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ژورنال
عنوان ژورنال: Living Reviews in Solar Physics
سال: 2020
ISSN: 2367-3648,1614-4961
DOI: 10.1007/s41116-020-0023-y