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Table 3

The ROSAT/RASS (soft X-ray flux-limited) sample.

X-ray flux Flux density Fermi-LAT flux
RA Dec 0.1–2.4keV 1.4GHza 1–100GeV
Source name Fermi-LAT name (J2000) (J2000) z Rmag b mJy c Swift obs. date Blazar type

IIIZW2 ... 00 10 31.0 10 58 29 0.089 13.9 6.14 98. ... 2010-07-08 FSRQ - LSP
GB6J0214+5145 ... 02 14 17.9 51 44 52 0.049 16.5 4.58 294. ... d BLLac - HSP
3C120 ... 04 33 11.0 05 21 15 0.033 13.8 22.68 3440. ... 2010-02-25 Uncertain - LSP
PKS0521−36 1FGLJ0522.8−3632 05 22 57.9  −36 27 30 0.055 11.6 10.42 15620. 2.9 ±  0.4 2010-03-05 Uncertain - LSP
PKS0548−322 ... 05 50 40.6  −32 16 20 0.069 13.1 26.34 344. ... 2010-03-12 BLLac - HSP
IRAS-L06229−643 ... 06 23 07.6  −64 36 20 0.129 13.7 5.34 274. ... 2010-08-18 FSRQ - LSP
4C71.07 1FGLJ0842.2+7054 08 41 24.3 70 53 42 2.218 16.8 5.52 3823. 1.2 ±  0.3 2010-03-21 FSRQ - LSP
B20912+29 1FGLJ0915.7+2931 09 15 52.4 29 33 24 e 15.0 6.25 342. 2.1 ±  0.3 2010-10-28 BLLac - HSP
PKS0921−213 ... 09 23 38.8  −21 35 47 0.053 12.8 4.80 268. ... 2010-05-02 Uncertain - LSP
1H1013+498 1FGLJ1015.1+4927 10 15 04.1 49 26 00 0.212 15.1 13.23 378. 8.7 ±  0.6 2010-04-24 BLLac - HSP
1RXSJ105837.5+562816 1FGLJ1058.6+5628 10 58 37.7 56 28 11 0.143 14.0 3.13 228. 5.7 ±  0.5 2010-04-18 BLLac - HSP
PKS1124−186 1FGLJ1126.8−1854 11 27 04.3  −18 57 17 1.048 19.2 5.33 536. 2.4 ±  0.4 2010-06-10 FSRQ - LSP
B21128+31 ... 11 31 09.4 31 14 05 0.289 15.8 5.02 370. ... 2009-11-28 FSRQ - HSP
S51133+704 1FGLJ1136.6+7009 11 36 26.4 70 09 27 0.045 11.0 35.08 327. 1.7 ±  0.3 2009-10-27 BLLac - HSP
4C49.22 ... 11 53 24.4 49 31 08 0.334 16.9 3.31 1572. ... 200911-17 FSRQ - LSP
ON325 1FGLJ1217.7+3007 12 17 52.0 30 07 00 0.130 14.5 24.90 572. 6.7 ±  0.6 2009-12-03 BLLac - HSP
PKS1217+02 ... 12 20 11.8 02 03 42 0.241 15.6 2.78 672. ... 2010-06-24 FSRQ - LSP
3C273 1FGLJ1229.1+0203 12 29 06.7 02 03 08 0.158 14.1 63.11 54991. 9.6 ±  0.6 2010-01-11 FSRQ - LSP
PG1246+586 1FGLJ1248.2+5820 12 48 18.7 58 20 28 e 14.5 3.99 245. 4.5 ±  0.4 2010-05-20 BLLac - ISP
3C279 1FGLJ1256.2−0547 12 56 11.1  −05 47 21 0.536 15.0 20.85 9711. 32.4 ±  1.1 2010-01-15 FSRQ - LSP
1Jy1302−102 ... 13 05 33.0  −10 33 19 0.286 14.4 4.20 711. ... d FSRQ - ISP
GB6B1347+0955 ... 13 50 22.1 09 40 10 0.133 13.6 3.74 293. ... 2010-07-18 Uncertain - ISP
1WGAJ1407.5−2700 ... 14 07 29.7  −27 01 04 0.022 9.7 15.28 646. ... 2010-02-12 Uncertain - HSP
3C298.0 ... 14 19 08.1 06 28 34 1.437 16.4 0.00 6100. ... 2010-07-30 Radio Galaxy
BZQJ1423+5055 ... 14 23 14.1 50 55 37 0.286 15.1 3.35 178. ... 2010-07-13 FSRQ - HSP
PG1424+240 1FGLJ1426.9+2347 14 27 00.3 23 48 00 e 14.5 3.57 430. 10.2 ±  0.6 2010-01-22 BLLac - ISP
1RXSJ145603.4+504825 ... 14 56 03.6 50 48 25 0.479 18.1 13.02 220. ... 2009-12-25 BLLac - HSP
BZQJ1507+0415 ... 15 07 59.7 04 15 12 1.701 19.0 6.11 167. ... 2010-08-05 FSRQ - LSP
PG1553+113 ... 15 55 43.0 11 11 24 e 14.0 17.85 312. ... 2010-02-05 BLLac - ISP
WE1601+16W3 ... 16 03 38.0 15 54 02 0.110 13.4 4.14 97. ... 2010-08-14 Uncertain - HSP
3C345 1FGLJ1642.5+3947 16 42 58.8 39 48 37 0.593 15.0 2.52 7099. 5.6 ±  0.5 2010-03-06 FSRQ - LSP
Mkn501 1FGLJ1653.9+3945 16 53 52.2 39 45 36 0.033 8.3 36.93 1558. 8.3 ±  0.6 2010-03-21 BLLac - HSP
1ES1741+196 1FGLJ1744.2+1934 17 43 57.8 19 35 09 0.084 12.7 4.23 301. 1.1 ±  0.3 d BLLac - ISP
PKS1833−77 ... 18 40 38.4  −77 09 28 0.018 8.3 5.93 1108. ... 2010-03-11 Uncertain - ISP
1ES1959+650 1FGLJ2000.0+6508 19 59 59.8 65 08 54 0.047 11.9 35.28 250. 6.0 ±  0.5 2009-09-26 BLLac - HSP
1Jy2005−489 1FGLJ2009.5−4849 20 09 25.3  −48 49 53 0.071 11.0 33.24 1282. 5.0 ±  0.5 2009-10-05 BLLac - HSP
PKS2149−307 ... 21 51 55.5  −30 27 53 2.345 17.4 4.80 1243. ... 2010-05-11 FSRQ - LSP
NGC7213 ... 22 09 16.2  −47 10 00 0.006 10.3 35.34 98. ... 2010-10-23 Uncertain - HSP
PKS2227−399 ... 22 30 40.2  −39 42 52 0.318 16.0 4.23 369. ... 2010-05-09 Uncertain - ISP
3C454.3 1FGLJ2253.9+1608 22 53 57.7 16 08 53 0.859 13.2 7.80 12657. 46.2 ±  1.3 2009-12-14 FSRQ - LSP
PKS2300−18 ... 23 03 02.9  −18 41 25 0.129 15.5 5.16 861. ... 2010-05-30 Uncertain - ISP
PKS2331−240 ... 23 33 55.2  −23 43 40 0.048 11.4 3.92 782. ... 2010-06-05 Uncertain - ISP
1ES2344+514 1FGLJ2347.1+5142 23 47 04.8 51 42 17 0.044 10.7 7.71 250. 1.4 ±  0.3 2010-01-17 BLLac - HSP

Notes. 

(a)

843MHz flux is reported for sources with Dec < −40°.

(b)

Units of 10-12ergcm-2s-1.

(c)

Units of 10-10phcm-2s-1.

(d)

Swift simultaneous observation not available.

(e)

Optical spectrum completely featureless or not available, redshift unknown.

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