\begin{table}%T1
\caption{\label{sources}The sources and their classification.}
%\centering
\par
\begin{tabular}{lllllll}
\hline\hline						 \noalign{\smallskip} 
Source 	  & 	 ID 	  & 	 Ref. 	  & 	 Origcl 	  & 	 Ref. 	  & 	 Aux. Class 	  & 	Cluster	  \\
(1)       &      (2)    &       (3)       &    (4)      &   (5)           &  (6)         &   (7)\\
 \noalign{\smallskip} 
\hline 						\object{B0000+212} 	&  GAL 	&  13  	& HFP	& 2	&  gps 	& 6 \\
 \object{B0002+051} 	&  QSO 	&  13 	& HFP	& 2	&  gps 	& 10 \\
 \object{B0018+729} 	&  GAL 	& 16	& GPS 	& 16	&  s 	& 1 \\
 \object{B0019$-$000} 	&  GAL 	& 16	& GPS	& 16	&  n 	& 1 \\
 \object{B0022$-$423} 	&  GAL 	& 5	& GPS	& 5	&  gps 	& 5 \\
 \object{B0026+346} 	&  GAL 	& 7	& GPS	& 7	&  gps 	& 7 \\
 \object{B0034+078} 	&  GAL 	& 13	& HFP	& 2	&  gps 	& 10 \\
 \object{B0039+230} 	&  EF 	& 7	& GPS	& 7	&  f 	& 13 \\
 \object{B0048$-$097}	& BLO	& 20	& GPS	& 20	&  idb 	& 12 \\
 \object{B0105$-$122} 	&  GAL 	& 15	& GPS	& 15	&  n 	& 5 \\
 \object{B0108+388} 	&  GAL 	& 16	& GPS	& 16	&  gps 	& 16 \\
 \object{B0113+241} 	&  EF 	& 13	& HFP	& 2	&  f 	& 12 \\
 \object{B0116+319} 	&  GAL 	& 12	& GPS	& 12	&  gps 	& 7 \\
 \object{B0144+209} 	&  EF 	& 7	& GPS	& 7	&  gps 	& 5 \\
 \object{B0153+744}	& LPQ	& 6	& GPS	& 11	&  c,v 	& 14 \\
 \object{B0159+839} 	&  QSO 	& 5	& GPS	& 5	&  f 	& 3 \\
 \object{B0201+113} 	&  QSO 	& 7	& GPS	& 7	&  gps 	& 14 \\
 \object{B0204$-$306} 	&  GAL 	& 15	& GPS	& 15	&  n 	& 2 \\
 \object{B0207$-$224} 	&  GAL 	& 15	& GPS	& 15	&  n 	& 5 \\
 \object{B0208+040} 	&  GAL 	& 15	& GPS	& 15	&  f/s 	& 5 \\
 \object{B0215+015} 	& HPQ	& 21	& HFP	& 2	&  idb 	& 14 \\
 \object{B0218+357}	& BLO	& 7	& GPS	& 7	&  f,v 	& 14 \\
 \object{B0237$-$233} 	&  QSO 	& 17	& GPS	& 17	&  gps 	& 14 \\
 \object{B0238$-$084} 	&  GAL 	& 5	& GPS	& 5	&  idb 	& 1 \\
 \object{B0240$-$217} 	&  GAL 	& 15	& GPS	& 15	&  f/s 	& 1 \\
 \object{B0248+430}	& LPQ	& 17	& GPS	& 17	&  f,v 	& 14 \\
 \object{B0316+162} 	&  GAL 	& 16	& GPS	& 16	&  f/s 	& 2 \\
 \object{B0320+053} 	&  GAL 	& 15	& GPS	& 15	&  f/s 	& 1 \\
 \object{B0326+349} 	&  QSO 	& 3	& HFP	& 2	&  f 	& 3 \\
 \object{B0332$-$403} 	& HPQ	& 20	& GPS	& 20	&  f,v 	& 15 \\
 \object{B0354+231} 	&  QSO 	& 13	& HFP	& 2	&  f,v 	& 12 \\
 \object{B0359$-$294} 	&  GAL 	& 15	& GPS	& 15	&  f/S 	& 2 \\
 \object{B0400+258} 	&  QSO 	& 7	& GPS	& 7	&  f,v 	& 15 \\
 \object{B0404+768} 	&  GAL 	& 16	& GPS	& 16	&  gps 	& 14 \\
 \object{B0405$-$280} 	&  GAL 	& 15	& GPS	& 15	&  n 	& 2 \\
 \object{B0405$-$395} 	&  GAL 	& 15	& GPS	& 15	&  s 	& 2 \\
 \object{B0424+328} 	&  GAL 	& 13	& HFP	& 2	&  gps 	& 6 \\
 \object{B0428+205} 	&  GAL 	& 16	& GPS	& 16	&  gps 	& 7 \\
 \object{B0431$-$026} 	&  GAL 	& 15	& GPS	& 15	&  f/s 	& 4 \\
 \object{B0437$-$454} 	&  QSO 	& 5	& GPS	& 5	&  f 	& 12 \\
 \object{B0439$-$337} 	&  GAL 	& 15	& GPS	& 15	&  gps 	& 2 \\
 \object{B0454$-$088} 	&  GAL 	& 15	& GPS	& 15	&  f/s 	& 2 \\
 \object{B0454$-$234} 	& HPQ	& 20	& GPS	&20	&  f,v 	& 15 \\
 \object{B0457+024} 	&  QSO 	& 17	& GPS	& 17	&  gps 	& 16 \\
 \object{B0500+019} 	&  GAL 	& 15	& GPS	& 15	&  gps 	& 11 \\
 \object{B0507+179} 	&  QSO 	& 10	& GPS	& 5	&  f 	& 1 \\
 \object{B0516+087} 	&  EF 	& 13	& HFP	& 2	&  f 	& 12 \\
 \object{B0528+134} 	&  LPQ,BLO 	& 16	& GPS	& 16	&  idb 	& 14 \\
 \object{B0528$-$250} 	&  QSO 	& 5	& GPS	& 5	&  gps 	& 15 \\
 \object{B0537$-$441}	& BLO	& 20	& GPS	& 20	&  f/s,v 	& 15 \\
 \object{B0552+398} 	&  QSO 	& 24	& GPS	& 17	&  gps,v 	& 11 \\
 \object{B0554$-$026} 	&  GAL 	& 16	& GPS	& 16	&  n 	& 2 \\
 \object{B0602+780} 	&  GAL 	& 16	& GPS	& 16	&  n 	& 2 \\
 \object{B0621+446}	& BLO	& 2	& HFP	& 2	&  f 	& 3 \\
 \object{B0633+595} 	&  EF 	& 13	& HFP	& 2	&  f 	& 15 \\
 \object{B0636+680} 	&  QSO 	& 2	& HFP	& 2	&  gps 	& 16 \\
 \object{B0642+449}	& LPQ	& 13	& HFP	& 2	&  gps,v 	& 16 \\
 \object{B0646+600} 	&  QSO 	& 2	& HFP	& 2	&  f,v 	& 12 \\
 \object{B0651+410} 	&  GAL 	& 2	& HFP	& 2	&  c 	& 1 \\
 \object{B0700+470} 	&  GAL 	& 14	& GPS	& 14	&  f/s 	& 4 \\
 \object{B0703+468} 	&  QSO 	& 1	& GPS	& 16	&  gps 	& 5 \\
 \object{B0706+460} 	&   	& 14	& GPS	& 14	&  gps,v 	& 5 \\ 
 \object{B0710+439} 	&  GAL 	& 16	& GPS	& 16	&  gps 	& 16 \\
 \object{B0711+356} 	&  QSO 	& 7	& GPS	& 7	&  gps,v 	& 10 \\
 \hline
 \object{B0718+374} 	&  QSO 	& 13	& HFP	& 2	&  gps 	& 10 \\
 \object{B0738+313} 	&  QSO 	& 17	& GPS	& 17	&  c 	& 14 \\
 \object{B0741$-$063} 	&   	& 	& GPS	& 18	&  gps 	& 5 \\
 \object{B0742+103} 	&  GAL 	& 17	& GPS	& 17	&  gps 	& 14 \\
 \object{B0743$-$006}	& QSO	&  8	& GPS	& 17	&  gps 	& 11 \\
 \object{B0802+103} 	&  QSO 	& 7	& GPS	& 7	&  s 	& 5 \\
 \object{B0858$-$279} 	&  QSO 	& 5	& GPS	& 5	&  c 	& 15 \\
 \object{B0902+490} 	&  QSO 	& 5	& GPS	& 5	&  f/s 	& 9 \\
 \object{B0904+039} 	&  GAL 	& 23	& GPS	& 7	&  n 	& 2 \\
 \object{B0910+151} 	&  GAL 	& 15	& GPS	& 15	&  n 	& 1 \\
 \object{B0914+114} 	&  GAL 	& 16	& GPS	& 16	&  s 	& 5 \\
 \object{B0923+392} 	&  QSO 	& 2	& HFP	& 2	&  gps,v 	& 11 \\
 \object{B0930+493} 	&  QSO 	& 14	& GPS	& 14	&  c 	& 9 \\
 \object{B0941$-$080} 	&  GAL 	& 17	& GPS	& 17	&  f/s 	& 1 \\
 \object{B1013+054} 	&  QSO 	& 13	& HFP	& 2	&  f 	& 12 \\
 \object{B1031+567} 	&  GAL 	& 16	& GPS	& 16	&  gps 	& 7 \\
 \object{B1039+811}	& LPQ	&  10	& GPS	& 9	&  f,v 	& 12 \\
 \object{B1042$-$269} 	&  GAL 	& 15	& GPS	& 15	&  n 	& 2 \\
 \object{B1043+066} 	&  QSO 	& 2	& HFP	& 2	&  c 	& 10 \\
 \object{B1054+004} 	&  GAL 	& 15	& GPS	& 15	&  f/s 	& 4 \\
 \object{B1057$-$797} 	&  QSO 	& 20	& GPS	& 20	&  c 	& 9 \\
 \object{B1100+223} 	&  EF 	& 5	& GPS	& 5	&  n 	& 10 \\
 \object{B1107+109} 	&  GAL 	& 15	& GPS	& 15	&  n 	& 4 \\
 \object{B1107$-$187} 	&  GAL 	& 15	& GPS	& 15	&  n 	& 1 \\
 \object{B1117+146} 	&  GAL 	& 17	& GPS	& 17	&  f/s 	& 7 \\
 \object{B1118$-$056} 	&  EF 	& 5	& GPS	& 5	&  f 	& 12 \\
 \object{B1120$-$274} 	&  GAL 	& 15	& GPS	& 15	&  n 	& 8 \\
 \object{B1127$-$145} 	&  QSO 	& 17	& GPS	& 17	&  c,v 	& 14 \\
 \object{B1132$-$000} 	&  GAL 	& 15	& GPS	& 15	&  f/s 	& 4 \\
 \object{B1133+432} 	&  EF 	& 23	& GPS	& 14	&  gps 	& 5 \\
 \object{B1143$-$245} 	&  QSO 	& 17	& GPS	& 17	&  gps 	& 16 \\
 \object{B1144+352} 	&  GAL 	& 14	& GPS	& 14	&  f 	& 1 \\
 \object{B1144+542} 	&  QSO 	& 14	& GPS	& 14	&  f 	& 15 \\
 \object{B1146+531} 	&  QSO 	& 2	& HFP	& 2	&  f 	& 15 \\
 \object{B1148$-$171} 	&  QSO 	& 7	& GPS	& 7	&  f 	& 12 \\
 \object{B1200+045} 	&  GAL 	& 15	& GPS	& 15	&  f 	& 4 \\
 \object{B1225+368} 	&  QSO 	& 14	& GPS	& 14	&  gps 	& 5 \\
 \object{B1245$-$197} 	&  QSO 	& 17	& GPS	& 17	&  c 	& 14 \\
 \object{B1323+321} 	&  GAL 	& 16	& GPS	& 16	&  gps 	& 7 \\
 \object{B1323+799} 	&  GAL,QSO 	&  10	& GPS	& 9	&  f 	& 9 \\
 \object{B1324+574} 	&  GAL 	& 14	& GPS	& 14	&  gps 	& 8 \\
 \object{B1333+459} 	&  QSO 	& 2	& HFP	& 2	&  c 	& 15 \\
 \object{B1334$-$127} 	& HPQ	& 20	& GPS	& 20	&  c,v 	& 15 \\
 \object{B1343$-$300} 	&  GAL 	& 15	& GPS	& 15	&  s 	& 2 \\
 \object{B1345+125} 	&  GAL 	& 16	& GPS	& 16	&  c 	& 7 \\
 \object{B1347$-$218} 	&  GAL 	& 15	& GPS	& 15	&  n 	& 4 \\
 \object{B1349+027} 	&  GAL 	& 15	& GPS	& 15	&  s 	& 4 \\
 \object{B1349$-$439}	& BLO	& 20	& GPS	& 20	&  c 	& 12 \\
 \object{B1350+113} 	&  GAL 	& 15	& GPS	& 15	&  f/s 	& 5 \\
 \object{B1354$-$174} 	&  GAL 	& 7	& GPS	& 7	&  f 	& 9 \\
 \object{B1355+441} 	&  GAL 	& 14	& GPS	& 14	&  gps 	& 11 \\
 \object{B1357+769} 	&  QSO 	&  10	& GPS	& 9	&  f 	& 12 \\
 \object{B1358+624} 	&  GAL 	& 16	& GPS	& 16	&  gps 	& 8 \\
 \object{B1404+286} 	&  GAL 	& 16	& GPS	& 16; 2	&  gps,v 	& 6 \\
  \object{B1410+138} 	&  EF 	& 13	& HFP	& 2	&  c 	& 2 \\
 \object{B1422+231} 	&  QSO 	& 13	& HFP	& 2	&  f 	& 14 \\
 \object{B1427+109} 	&  QSO 	& 2	& HFP	& 2	&  gps 	& 16 \\
 \object{B1433$-$040} 	&  GAL 	& 16	& GPS	& 16	&  n 	& 5 \\
 \object{B1442+101} 	&  QSO 	& 17	& GPS	& 17	&  n 	& 14 \\
 \object{B1444$-$339} 	&  GAL 	& 15	& GPS	& 15	&  n 	& 2 \\
 \object{B1455+080}	& BLO	& 13	& HFP	& 2	&  f,v 	& 12 \\
 \object{B1502+036} 	&  QSO 	& 2	& HFP	& 2	&  c 	& 3 \\
 \object{B1503$-$091} 	&  GAL 	& 15	& GPS	& 15	&  n 	& 5 \\
 \object{B1509+054} 	&  GAL 	& 13	& HFP	& 2	&  gps 	& 6 \\
 \object{B1518+046} 	&  QSO 	& 17	& GPS	& 17	&  gps 	& 5 \\
\hline
 \object{B1519$-$273}	& BLO	&  10	& GPS	& 5	&  c,v 	& 15 \\
 \object{B1526+670} 	&  QSO 	& 2	& HFP	& 2	&  gps,v 	& 16 \\
 \object{B1540$-$077} 	&  GAL 	& 15	& GPS	& 15	&  n 	& 1 \\
 \object{B1543+005} 	&  GAL 	& 15	& GPS	& 15	&  n 	& 14 \\
 \object{B1545$-$120} 	&  GAL 	& 15	& GPS	& 15	&  n 	& 5 \\
 \object{B1548$-$302} 	&   	& 	& GPS	& 7	&  n 	& 4 \\
 \object{B1553$-$062} 	&  GAL 	& 15	& GPS	& 15	&  f/s 	& 2 \\
 \object{B1557$-$004} 	&  GAL 	& 15	& GPS	& 15	&  n 	& 5 \\
 \object{B1600+335} 	&  GAL 	& 16	& GPS	& 16	&  c 	& 3 \\
 \object{B1601+112}	& BLO	& 13	& HFP	& 2	& f,v 	& 12 \\
 \object{B1601$-$222} 	&  GAL 	& 15	& GPS	& 15	& gps 	& 6 \\
 \object{B1604+315} 	&  GAL 	& 16	& GPS	& 16	& c 	& 9 \\
 \object{B1607+268} 	&  GAL 	& 16	& GPS	& 16	& gps,v 	& 11 \\
 \object{B1614+051} 	&  QSO 	& 2	& HFP	& 2	& gps 	& 16 \\
 \object{B1622+665} 	&  GAL 	& 2	& HFP	& 2	& gps 	& 6 \\
 \object{B1638+124} 	&  GAL 	& 15	& GPS	& 15	& c 	& 7 \\
 \object{B1645+635} 	&  QSO 	& 2	& HFP	& 2	& f 	& 13 \\
 \object{B1646+028} 	&  GAL 	& 15	& GPS	& 15	& f/s 	& 5 \\
 \object{B1714+193} 	&  QSO 	& 13	& HFP	& 2	& f 	& 4 \\
 \object{B1726+769} 	&  QSO 	&  10	& GPS	& 9	& f 	& 4 \\
 \object{B1732+094} 	&  GAL 	& 15	& GPS	& 15	& gps 	& 6 \\
 \object{B1734+508} 	&  GAL 	& 2	& HFP	& 2	& c 	& 10 \\
 \object{B1749+096}	& BLO	& 2	& HFP	& 2	& idb 	& 12 \\
 \object{B1751+278} 	&  GAL 	& 5	& GPS	& 5	& n 	& 2 \\
 \object{B1758+388} 	&  QSO 	& 2	& HFP	& 2	& gps 	& 15 \\
 \object{B1803+784}	& BLO	&  10	& GPS	& 9	& f,v 	& 12 \\
 \object{B1807+170}	& BLO	& 13	& HFP	& 2	& f 	& 12 \\
 \object{B1824+271} 	&  GAL 	& 23	& GPS	& 5	& s,v 	& 1 \\
 \object{B1839+389} 	&  QSO 	& 2	& HFP	& 2	& c 	& 15 \\
 \object{B1843+356} 	&  GAL 	& 16	& GPS	& 16	& gps,v 	& 16 \\
 \object{B1848+283} 	&  QSO 	& 2	& HFP	& 2	& gps 	& 16 \\
 \object{B1851+488} 	&  QSO 	& 5	& GPS	& 5	& f 	& 12 \\
 \object{B1853+376} 	&  GAL 	& 13	& HFP	& 2	& c 	& 10 \\
 \object{B1934$-$638} 	&  GAL 	& 5	& GPS	& 5	& gps 	& 6 \\
 \object{B1936$-$155} 	& HPQ	& 19	& GPS	& 19	& f,v 	& 15 \\
 \object{B1954$-$388} 	& HPQ	& 20	& GPS	& 20	& c 	& 12 \\
 \object{B2000$-$330} 	&  QSO 	& 5	& GPS	& 5	& c 	& 16 \\
 \object{B2007+777}	& BLO	&  10	& GPS	& 9	& f,v 	& 12 \\
 \object{B2008$-$068} 	&  GAL 	& 16	& GPS	& 16	& gps 	& 5 \\
 \object{B2008$-$159}	& LPQ	& 22	& GPS	& 19	& gps,v 	& 15 \\
 \object{B2019+050} 	&  GAL 	& 13	& HFP	& 2	& gps 	& 11 \\
 \object{B2021+614} 	&  GAL 	& 6	& GPS	& 11	& gps 	& 7 \\
 \object{B2022+171}	& LPQ	&  13	& HFP	& 2	& gps,v 	& 14 \\
 \object{B2050+364} 	&  GAL 	& 5	& GPS	& 5	& c 	& 2 \\
 \object{B2053$-$201} 	&  GAL 	& 7	& GPS	& 7	& s 	& 3 \\
 \object{B2055+055} 	&  GAL 	& 15	& GPS	& 15	& f/s 	& 5 \\
 \object{B2059+034} 	&  QSO 	& 2	& HFP	& 2	& f 	& 12 \\
 \object{B2112+283} 	&  EF 	& 13	& HFP	& 2	& c 	& 15 \\
 \object{B2121+053} 	&  QSO 	& 2	& HFP	& 2	& idb 	& 15 \\
 \object{B2121$-$014} 	&  GAL 	& 15	& GPS	& 15	& s 	& 2 \\
 \object{B2126$-$158} 	&  QSO 	& 17	& GPS	& 17	& gps 	& 16 \\
 \object{B2126$-$185} 	&  QSO 	& 7	& GPS	& 7	& n 	& 4 \\
 \object{B2128+048} 	&  GAL 	& 17	& GPS	& 17	& gps 	& 10 \\
 \object{B2128$-$123}	& LPQ	& 20	& GPS	& 20	& c 	& 15 \\
 \object{B2134+004}	& LPQ	& 17	& GPS	& 17; 2	& gps 	& 11\\
 \object{B2136+141}	& LPQ	& 20	& GPS	& 20	& c 	& 14 \\
 \object{B2149+056} 	&  GAL 	& 15	& GPS	& 15	& gps 	& 11\\
 \object{B2153$-$119} 	&  S 	& 4	& GPS	& 7	& n 	& 4 \\ \object{B2154$-$183} 	&  QSO 	& 7	& GPS	& 7	& n 	& 5 \\
 \object{B2201+098} 	&  GAL 	& 13	& HFP	& 2	& c 	& 5\\
\object{B2205+166} 	&  QSO 	& 13	& HFP	& 2	& f 	& 12 \\
 \object{B2209+236} 	&  QSO 	& 13	& HFP	& 2	& f,v 	& 12 \\
 \object{B2210+016} 	&  GAL 	& 17	& GPS	& 17	& f/s 	& 7 \\
 \object{B2236+124} 	&  QSO 	& 5	& GPS	& 5	& f 	& 12 \\
 \object{B2254+024} 	&  QSO 	& 2	& HFP	& 2	& f 	& 13 \\
 \hline
 \object{B2254$-$204}	& BLO	& 20	& GPS	& 20	& c 	& 9 \\
 \object{B2255$-$282}	& LPQ	& 20	& GPS	& 20	& idb 	& 15 \\
 \object{B2318+049} 	&  QSO 	& 2	& HFP	& 2	& c 	& 12 \\
 \object{B2322$-$040} 	&  GAL 	& 16	& GPS	& 16	& gps 	& 5 \\
 \object{B2323+790} 	&  GAL 	& 5	& GPS	& 5	& n,v 	& 2 \\
 \object{B2327+335} 	&  QSO 	& 2	& HFP	& 2	& c 	& 12 \\
 \object{B2333$-$528} 	&  GAL 	& 5	& GPS	& 5	& f/s 	& 5 \\
 \object{B2337+264} 	&  GAL 	& 5	& GPS	& 5	& gps 	& 16 \\
 \object{B2337$-$063} 	&  GAL 	& 15	& GPS	& 15	& f/s 	& 5\\
 \object{B2342+821} 	&  QSO 	& 16	& GPS	& 16	& gps 	& 8 \\
 \object{B2352+495} 	&  GAL 	& 17	& GPS	& 17	& gps 	& 7 \\
 \object{B2353+816}	& BLO	&  10	& GPS	& 9	& f 	& 4 \\
 \hline
\end{tabular}
\smallskip
\begin{tabular}{lllllll}	
\multicolumn{7}{l}{Notes for the columns:}\\
\multicolumn{7}{l}{\textbf{(1)} Source name in B1950 coordinates;}\\
\multicolumn{7}{l}{\textbf{(2)} Optical identification: BLO = BL Lac object, EF = empty field, GAL = galaxy,}\\ 
\multicolumn{7}{l}{ HPQ = high polarization quasar, LPQ = low polarization quasar, S = stellar, QSO = quasar; }\\
\multicolumn{7}{l}{\textbf{(3)} Reference for Col. 2: 1 = \citet{aug06}, 2 = \citet{dalla00};  }\\
\multicolumn{7}{l}{3 = \citet{dalla02}; 4 = \citet{devr95}; 5 = \citet{devr97}; }\\
\multicolumn{7}{l}{ 6 = \citet{imp91}; 7 = \citet{jeya00}; 8 = \citet{lab07b};  }\\
\multicolumn{7}{l}{ 9 = \citet{minga01}; 10 = NED; 11 = \citet{obs91}; 12 = \citet{odea05}; }\\
\multicolumn{7}{l}{ 13 = \citet{orienti06a}; 14 = \citet{snellen95}; 15 = \citet{snellen02};  }\\
\multicolumn{7}{l}{16 = \citet{stan93}; 17 = \citet{stan98}; 18 = \citet{step95};  }\\
\multicolumn{7}{l}{19 = \citet{mtt00}; 20 = \citet{mtt01}; 21 = \citet{vv06};  }\\
\multicolumn{7}{l}{22 = \citet{wil92}; 23 = \citet{xia05}; 24 = \citet{xia06}; }\\
\multicolumn{7}{l}{\textbf{(4)} Original GPS/HFP classification of the source;}\\
\multicolumn{7}{l}{\textbf{(5)} Reference for Col. 4, as in Col. 3;}\\
\multicolumn{7}{l}{\textbf{(6)} Auxiliary spectrum classification: gps = genuine gigahertz-peaked spectrum,}\\
\multicolumn{7}{l}{ n = not enough data for GPS identification, s = steep spectrum, f = flat spectrum,}\\
\multicolumn{7}{l}{f/s = flat at low frequencies, steep at high frequencies, c = convex spectrum,}\\
\multicolumn{7}{l}{idb = inverted during bursts, v = variability of Var$_{\Delta S} > 3$; }\\
\multicolumn{7}{l}{\textbf{(7)} Number of the cluster in which the source is located}\\
\end{tabular}
\end{table}