VizieR

CfA VizieR . ADAC VizieR . Cambridge (UK) VizieR . IUCAA VizieR . INASAN VizieR .
CDS

VizieR

  
J/ApJ/940/64
  HST obs. of NGC4258 Cepheids and HII regions (Yuan+, 2022)
ReadMe+ftp
2022ApJ...940...64Y
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Post annotation 		img(gal)
1.J/ApJ/940/64/table1Observation log (122 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)
  Field (char) Field (meta.id;obs.field)
  Epoch   [1/13] Epoch (time.epoch)
  Date "Y:M:D" (n)Date (UT) (time.epoch)
  Dataset (char) MAST dataset identifier (Note 1)   (meta.id;meta.dataset)
  Filt (char) Filter ("F350LP" for WFC3 fields and "F555W" or "F814W" for ACS) (meta.id;instr.filter)
  ExpTime s [400/1600] Exposure time (time.duration;obs.exposure)
  Ndit   [1/2] Dither number (meta.number)

ALL cols		    
(n) indicates a possible blank or NULL column(i)indexed column
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usage  Display UCD1+    UCD1  
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