Table 5: Field sources.
       RA Dec c/s HR ($\sigma$) ESO Code Dist. MR MB Note
(1)       (2) (3) (4) (5) (6) (7) (8) (9) (10) (11)
  PKS 0548-322                  
A 05 50 52.17 -32 10 52.5 91 -0.65 36.85 U0525-02418996 0.560 16.3 16.8  
B 05 50 36.63 -32 17 33.3 193 -0.59 74.42 U0525-02415715 0.406 14.6 14.8 (a)
C 05 50 31.50 -32 17 39.2 28 -0.86 11.49 U0525-02414666 0.506 17.8 20.1  
D 05 50 27.25 -32 13 49.0 17 -0.65 7.62 U0525-02413729 0.563 18.1 20.7  
E 05 50 21.63 -32 16 49.4 18 -0.22 7.97 U0525-02412549 0.727 17.9 18.9 (b)
F 05 51 14.78 -32 13 03.4 12 -0.83 5.12 U0525-02423572 1.284 11.9 12.0  
G 05 51 13.26 -32 25 47.5 32 0.06 11.11 - - - -  
  3C 371                  
A 18 07 37.87 69 51 12.1 8 0.00 3.61 - - - -  
B 18 07 26.57 69 46 26.6 38 -0.79 11.26 U1575-03911444 0.521 19.2 19.2  
C 18 07 04.30 69 49 32.8 7 0.14 2.88 - - - -  
D 18 06 50.17 69 46 23.1 7 -1.00 2.59 - - - -  
E 18 07 27.11 69 45 32.1 28 -0.79 7.87 - - - -  
F 18 06 58.78 69 43 59.0 36 -0.17 10.59 - - - -  
G 18 06 03.36 69 51 17.4 19 -0.79 7.34 U1575-03907608 1.382 16.9 19.3  
  PKS 2005-489                  
A 20 09 41.06 -48 47 22.9 8 -0.25 3.76 - - - -  
B 20 09 13.88 -48 46 38.0 8 -0.25 3.74 - - - -  
C 20 09 07.14 -48 55 35.2 33 -1.00 14.55 U0375-38531345 0.385 9.7 11.4 (c)
D 20 09 52.53 -48 56 08.9 30 -0.20 12.43 U0375-38543383 0.536 18.2 19.0  
E 20 09 36.39 -48 42 02.9 11 -0.27 4.59 U0375-38539109 1.104 18.2 19.4  
F 20 09 30.34 -48 56 19.8 7 -0.71 3.53 U0375-38537485 1.560 18.2 19.9  
G 20 08 30.15 -48 50 33.2 17 -0.53 6.06 - - - -  
  BL LAC                  
A 22 02 53.68 42 17 48.5 32 -0.94 16.11 U1275-16943177 2.131 13.0 14.5  
B 22 02 51.03 42 13 02.2 15 -0.07 7.28 U1275-16942082 0.588 18.0 18.2  
C 22 02 43.81 42 13 45.3 9 0.56 4.90 - - - -  
D 22 02 14.64 42 13 53.4 38 -0.58 18.69 - - - -  
E 22 03 11.04 42 14 36.9 10 -0.20 4.83 - - - -  
F 22 03 09.86 42 13 37.0 6 -0.33 3.40 U1275-16950337 0.420 13.9 15.0  
G 22 03 03.50 42 14 01.2 8 -0.50 4.22 - - - -  
H 22 02 54.06 42 11 03.6 19 -0.26 8.94 U1275-16943366 2.604 17.4 18.1  
I 22 02 30.81 42 11 29.2 7 0.14 3.32 - - - -  
L 22 02 18.88 42 22 28.9 41 0.07 1.88 - - - -  
  1ES 2321+514                  
A 23 24 06.48 42 11 52.9 16 0.12 8.27 - - - -  
B 23 23 40.64 42 05 29.0 13 0.38 6.34 U1275-18369935 0.463 17.9 18.6  
C 23 23 35.36 42 05 51.8 18 -0.78 8.70 - - - -  
D 23 23 33.08 42 07 42.1 9 -0.33 4.18 - - - -  
E 23 24 16.16 42 14 28.7 12 -0.33 5.94 - - - -  
F 23 24 02.15 42 05 21.2 8 0.50 4.25 U1275-18374011 1.440 16.4 17.1  
G 23 23 27.33 42 08 45.9 8 0.25 3.57 - - - -  
H 23 24 01.26 42 00 46.5 18 -0.56 6.13 - - - -  
I 23 23 43.62 42 01 44.4 13 -0.54 5.22 U1275-18370478 3.179 18.4 18.6  
L 23 23 26.60 42 05 53.7 13 -0.54 5.51 - - - -  
M 23 23 11.51 42 06 36.6 17 -0.53 5.69 - - - -  
  1ES 2344+514                  
A 23 47 27.14 51 40 18.4 9 -0.56 5.56 U1350-18688025 1.522 18.7 19.1  
B 23 47 10.40 51 40 32.3 8 -0.25 3.90 U1350-18682932 0.944 16.5 17.9  
C 23 46 36.64 51 42 30.5 16 -0.50 7.86 - - - -  
D 23 47 34.55 51 43 52.2 7 -1.00 3.36 U1350-18690283 0.840 11.2 11.8 (d)
E 23 47 23.94 51 41 36.8 7 -0.43 3.47 - - - -  
F 23 48 06.02 51 40 16.9 9 -0.56 4.18 - - - -  
G 23 47 32.77 51 34 42.0 4 -1.00 1.81 - - - -  
Columns: $\rm (1)=Detected$ source; $\rm (2)=Right$Ascension at J2000; $\rm (3)=Declination$ at J2000; $\rm (4)=Net$ count rate in 0.3-8 keV; $\rm (5)~=~Hardness$ Ratio, defined as  (h-s)/(h+s) where h is the count rate in 2-8 keV and s in 0.3-2 keV; $\rm (6)=Detection$ significance (in $\sigma$, see Sect. 7); $\rm (7)=ESO$ identification code; $\rm (8)=Distance$ (in  $^{\prime \prime }$) between the Chandra coordinate and the optical one; $\rm (9){-}(10)=Optical$ magnitude in the red and blue band; $\rm (11)=(a)~Galaxy$ 2MASXi J0550366-321733; (b) ROSAT X-ray source 1WGA J0550.3-3216 XrayS; (c) Star CCDM J20091-4856AB or HD 190857; (d) Star GSC 03650-00158.

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