VizieR

CfA VizieR . ADAC VizieR . Cambridge (UK) VizieR . IUCAA VizieR . INASAN 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
Post annotation 		  
1.J/ApJS/256/38/table2The sunspot group catalogue published by the SCO for the period 1921-1935 (2756 rows)

Simple ConstraintList Of Constraints
 
Query by Constraints constraints help applied on Columns (Output Order: + - )
ShowSortColumn  Constraint Explain   (UCD)
  recno  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)
  Obs (char) Observatory identifier (Note 1)   (meta.id;instr.obsty)
  Group   [1/470] Sunspot group code (meta.id)
  First "Y:M:D" [1921/1935] Year of the first group observation (time.epoch)
  Last "Y:M:D" [1921/1935] Year of the last group observation (time.epoch)
  HLAT deg (n) [-37/37.9] Mean group heliographic latitude (pos.frame)
  HLON deg (n) [0.3/462.5] Mean group heliographic longitude (pos.frame)
  Area  (n) [0/26.7] Maximum area reached by the group (Note 2)   (phys.area)
  Ref (char) Measurement reference point (Note 3)   (meta.ref)
  Type (char) Group Cortie morphological classification (Note 4)   (src.class)
  CMer (char) d Decimal day group passed the central meridian (Note 5)   (time.epoch)
  Notes (char) Extra observational notes (meta.note)

ALL cols		    
(n) indicates a possible blank or NULL column(i)indexed column
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