from astroquery.simbad import Simbad
betel = Simbad.query_object('* alf Ori')
print (betel)
result_table = Simbad.query_region("* alf Ori") #astropy table
print (result_table)
print (result_table["MAIN_ID"])
import astropy.coordinates as coord
import astropy.units as u
result_table = Simbad.query_region(coord.SkyCoord(31.0087, 14.0627,
unit=(u.deg, u.deg), frame='galactic'),
radius='0d0m2s')
print (result_table)
from astroquery.vizier import Vizier
catalog_list = Vizier.find_catalogs('gaia')
for name in catalog_list.keys(): print (name)
print ("type="+str(type( catalog_list["I/324"])))
print (catalog_list["I/324"].description)
cat = Vizier.get_catalogs("I/337")
print (cat)
print (cat['I/337/tgas'][:5])
result = Vizier.query_constraints("I/337/tgas", HIP=">1000 & <2000")
print (result[0]["HIP"][:10], )