VizieR

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VizieR

  
J/ApJS/256/38
  SCO daily sunspot area measurements (1886-1940) (Carrasco+, 2021)
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2021ApJS..256...38C
Similar Catalogs
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1.J/ApJS/256/38/table1Daily area values published by the Stonyhurst College Observatory (SCO) for the period 1886-1940 (12952 rows)
2.J/ApJS/256/38/table2The sunspot group catalogue published by the SCO for the period 1921-1935 (2756 rows)

Simple ConstraintList Of Constraints
 
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Column  Constraint Explain   (UCD)
  (ALL)recno  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)
  (1)Obs "Y:M:D" (i) [1886/1940] Year of the observation (time.epoch)
  (1)OArea  (n) [0/2459] Original daily area (Note 1)   (phys.area)
   (ALL)Area  (n) [0/10000] Daily area in millionths of solar hemisphere (phys.area)
   (ALL)Notes (char) Observation annotations (meta.note)
  (2)Obs (char) Observatory identifier (Note 1)   (meta.id;instr.obsty)
  (2)Group   [1/470] Sunspot group code (meta.id)
  (2)First "Y:M:D" [1921/1935] Year of the first group observation (time.epoch)
  (2)Last "Y:M:D" [1921/1935] Year of the last group observation (time.epoch)
  (2)HLAT deg (n) [-37/37.9] Mean group heliographic latitude (pos.frame)
  (2)HLON deg (n) [0.3/462.5] Mean group heliographic longitude (pos.frame)
  (2)Ref (char) Measurement reference point (Note 3)   (meta.ref)
  (2)Type (char) Group Cortie morphological classification (Note 4)   (src.class)
  (2)CMer (char) d Decimal day group passed the central meridian (Note 5)   (time.epoch)

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