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VizieR

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VII/20/catalog Catalogue of HII Regions (Sharpless 1959)
The Sharpless (Sh 2) Catalogue (313 rows)
  recno=240
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ColumnValue  Explain   (UCD)
_RAJ200005 41 00.332 "h:m:s" Right ascension (FK5, Equinox=J2000.0) (computed by VizieR, not part of the original data. The format may include more digits than the original data because of internal accuracy requirements in VizieR and across other CDS services) (pos.eq.ra)
_DEJ2000+28 06 13.40 "d:m:s" Declination (FK5, Equinox=J2000.0) (computed by VizieR, not part of the original data. The format may include more digits than the original data because of internal accuracy requirements in VizieR and across other CDS services) (pos.eq.dec)
_RAB195005 37 51.077 "h:m:s" Right ascension (FK4, Equinox=B1950.0) (computed by VizieR, not part of the original data. The format may include more digits than the original data because of internal accuracy requirements in VizieR and across other CDS services) (pos.eq.ra)
_DEB1950+28 04 43.57 "d:m:s" Declination (FK4, Equinox=B1950.0) (computed by VizieR, not part of the original data. The format may include more digits than the original data because of internal accuracy requirements in VizieR and across other CDS services) (pos.eq.dec)
_Glon180.176155 deg Galactic longitude (computed by VizieR, not part of the original data. The format may include more digits than the original data because of internal accuracy requirements in VizieR and across other CDS services) (pos.galactic.lon)
_Glat -1.299745 deg Galactic latitude (computed by VizieR, not part of the original data. The format may include more digits than the original data because of internal accuracy requirements in VizieR and across other CDS services) (pos.galactic.lat)
240recno 240  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)

Sh2 240  (i) [1/313] Sharpless HII catalog number (meta.id;meta.main)
GlLund147.9 deg [0/3600[ Galactic longitude based on Lund pole (pos.galactic.lon)
GbLund 0.1 deg [-900/+900] Galactic latitude based on Lund pole (pos.galactic.lat)
GLon180.2 deg [0/3600[ Galactic longitude (Note 1)   (pos.galactic.lon)
GLat -1.3 deg [-900/+900] Galactic latitude (Note 1)   (pos.galactic.lat)
RA190005 34 42.0 "h:m:s" (i) Hours RA, 1900.0 (pos.eq.ra;meta.main)
DE1900+28 03 00 "d:m:s" (i) Sign Dec, 1900.0 (pos.eq.dec;meta.main)
Diam 180 arcmin Maximun angular diameter of H II region (phys.angSize;src)
Form1   [1/3] Classification as to form: 1=circular; 2=elliptical; 3=irregular (src.class)
Struct3   [1/3] Classification as to structure, from 1=amorphous to 3=filamentary (meta.code;src.morph)
Bright2   [1/3] Classification as to brightness, from 1=faintest to 3=brightest (src.class)
Stars 0  Number of associated stars with the H II region (meta.number)
  
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