Table 1
Observational parameters and classification of the elusive sources.
3XMM | IAU Name | OBSID | texp | EPIC-pn | NH,gal | Sub- | z (2) | LHX | M r (2) |
SRCID | (3XMM ···) | (ks) | counts | (× 1020 cm-2) | sample(1) | (× 1042 erg s-1) | (mag) | ||
|
|||||||||
1780 | J121048.0+393745 | 0112830201 | 58.9 | 331 ± 14 ⋄ | 2.13 |
![]() ![]() |
0.20 | 6.17 ± 1.21 | −22.3 |
3161 | J094540.4+094749 | 0150970301 | 23.4 | 154 ± 15 ⋆ | 2.50 |
![]() ![]() |
0.16 | 6.44 ± 1.56 | −22.2 |
3173 | J103342.7+392926 | 0506440101 | 87.8 | 498 ± 26 ⋄ | 1.31 |
![]() ![]() |
0.07 | 1.99 ± 0.31 | −21.5 |
7207 | J095921.2+024030 | 0302351601 | 30.5 | 2017 ± 56 | 1.76 | ℬ (nℬ) | 0.26 | 16.97 ± 1.45 | −23.0 |
18567 | J001804.8-005141 | 0403760701 | 27.1 | 1271 ± 39 | 2.99 | ℬ (nℬ) | 0.19 | 7.27 ± 1.29 | −19.5 |
18747 | J135810.3+653300 | 0305920601 | 12.0 | 463 ± 26 | 1.38 | ℬ (nℬ) | 0.23 | 8.84 ± 1.65 | −21.8 |
∗28357 | J134834.9+263109 | 0097820101 | 34.3 | 42599 ± 218 | 1.21 | ℬ (nℬ) | 0.06 | 8.24 ± 0.16 | −20.9 |
28899 | J094240.9+480017 | 0201470101 | 11.9 | 393 ± 22 | 1.19 |
![]() |
0.20 | 2.61 ± 1.22 | −21.1 |
29911 | J100234.8+024253 | 0203360101 | 26.0 | 416 ± 25 | 1.78 | ℬ (nℬ) | 0.20 | 2.79 ± 0.48 | −21.4 |
36405 | J231858.2+000621 | 0305600601 | 16.0 | 169 ± 15 ⋆ | 3.90 | ℬ (nℬ) | 0.32 | 12.84 ± 7.03 | −21.8 |
47793 | J112758.2+583558 | 0112810101 | 20.6 | 123 ± 15 ⋆ | 0.91 |
![]() ![]() |
0.18 | 1.32 ± 0.53 | −21.9 |
88476 | J080455.5+241124 | 0203280201 | 6.3 | 311 ± 19 | 3.92 |
![]() |
0.14 | 4.53 ± 1.22 | −22.0 |
93560 | J015727.2-004041 | 0303110101 | 3.5 | 255 ± 20 ⋆ | 2.61 | ℬ (nℬ) | 0.39 | 47.50 ± 21.50 | −22.3 |
93640 | J015804.7-005222 | 0303110101 | 3.4 | 356 ± 22 ⋆ | 2.50 |
![]() ![]() |
0.08 | 1.18 ± 0.50 | −19.7 |
115294 | J004335.9+001455 | 0303562201 | 4.4 | 155 ± 14 ⋆ | 1.72 | ℬ (nℬ) | 0.11 | 5.32 ± 2.73 | −21.4 |
120992 | J002253.2+001659 | 0407030101 | 27.0 | 207 ± 20 ⋆ | 2.75 |
![]() ![]() |
0.21 | 13.31 ± 2.42 | −21.4 |
126294 | J011929.0-000839 | 0605391101 | 7.3 | 596 ± 26 ⋄ | 3.35 | ℬ (nℬ) | 0.09 | 8.95 ± 2.30 | −20.8 |
155684 | J030634.0-001355 | 0201120101 | 12.1 | 145 ± 19 ⋆ | 6.14 |
![]() ![]() |
0.22 | 1.71 ± 0.71 | −22.2 |
155872 | J030705.8-000009 | 0142610101 | 40.3 | 1355 ± 42 | 6.27 | ℬ (nℬ) | 0.27 | 10.20 ± 1.62 | −21.0 |
266064 | J212929.6+000102 | 0093030201 | 34.7 | 178 ± 20 ⋆ | 3.67 |
![]() ![]() |
0.13 | 1.95 ± 0.27 | −21.4 |
266125 | J213026.2-000204 | 0093030201 | 34.6 | 144 ± 22 ⋆ | 3.65 |
![]() ![]() |
0.14 | 1.77 ± 0.89 | −21.7 |
275370 | J104549.6+213106 | 0128531601 | 76.5 | 62 ± 13 ⋆ | 1.83 |
![]() ![]() |
0.14 | 1.17 ± 0.62 | −21.6 |
277671 | J110738.9+520644 | 0304071201 | 5.9 | 167 ± 16 ⋆ | 0.94 |
![]() ![]() |
0.18 | 17.49 ± 4.78 | −22.1 |
282027 | J102812.6+293223 | 0301650401 | 7.8 | 115 ± 13 ⋆ | 1.91 | ℬ (nℬ) | 0.29 | 16.01 ± 12.10 | −21.7 |
291676 | J115648.6+064753 | 0301651801 | 4.0 | 305 ± 19 ⋆ | 1.14 |
![]() |
0.15 | 3.18 ± 2.85 | −22.2 |
294033 | J111443.6+525834 | 0143650901 | 3.7 | 885 ± 31 | 0.97 | ℬ (nℬ) | 0.08 | 3.60 ± 0.86 | −21.4 |
297574 | J112405.1+061248 | 0103863201 | 5.1 | 896 ± 33 | 4.61 | ℬ (nℬ) | 0.27 | 28.25 ± 4.80 | −22.5 |
303293 | J091440.9+435716 | 0604680201 | 14.3 | 148 ± 18 ⋆ | 1.45 |
![]() ![]() |
0.19 | 2.74 ± 1.36 | −22.3 |
305003 | J084058.1+383300 | 0502060201 | 16.1 | 991 ± 34 | 3.15 |
![]() ![]() |
0.12 | 3.19 ± 0.61 | −21.5 |
321587 | J094057.1+032400 | 0306050201 | 22.3 | 5213 ± 76 | 2.99 | ℬ (nℬ) | 0.06 | 4.91 ± 0.32 | −20.8 |
324308 | J134235.6+262533 | 0108460101 | 25.6 | 1002 ± 33 ⋄ | 1.03 | ℬ (nℬ) | 0.06 | 3.78 ± 0.44 | −20.9 |
337999 | J151128.9+561317 | 0670650401 | 7.4 | 655 ± 29 ⋆ | 1.38 |
![]() |
0.15 | 16.48 ± 2.91 | −22.4 |
339379 | J151525.0+042146 | 0653810601 | 7.6 | 263 ± 22 ⋆ | 3.57 |
![]() ![]() |
0.10 | 3.91 ± 0.54 | −21.5 |
341733 | J141449.5+361240 | 0148620101 | 13.9 | 1217 ± 17 | 1.01 | ℬ (nℬ) | 0.18 | 10.59 ± 1.19 | −21.4 |
348033 | J123155.5+200333 | 0301450201 | 24.1 | 67 ± 11 ⋆ | 2.58 |
![]() ![]() |
0.11 | 1.51 ± 0.74 | −20.8 |
350309 | J123748.5+092323 | 0504100601 | 17.6 | 2224 ± 51 | 1.47 | ℬ (nℬ) | 0.12 | 11.24 ± 2.14 | −21.7 |
350410 | J123719.3+114915 | 0112840101 | 14.5 | 247 ± 20 ⋆ | 2.83 |
![]() ![]() |
0.11 | 2.26 ± 0.34 | −20.7 |
354458 | J121613.0-032025 | 0305800701 | 3.8 | 136 ± 14 ⋆ | 2.66 |
![]() ![]() |
0.13 | 2.36 ± 0.73 | −21.6 |
356567 | J122349.5+072657 | 0205090101 | 21.5 | 1288 ± 39 | 1.70 |
![]() |
0.07 | 1.82 ± 0.33 | −21.6 |
358675 | J121814.8+142601 | 0147610101 | 13.4 | 456 ± 24 | 2.87 | ℬ (nℬ) | 0.13 | 4.45 ± 0.76 | −20.1 |
369702 | J125821.3+013158 | 0658400601 | 14.0 | 2373 ± 52 | 1.45 | ℬ (nℬ) | 0.16 | 2.51 ± 0.64 | −21.1 |
Notes.
This source is not an XMM-Newton target, nevertheless, detailed analysis of its serendipitous XMM data is presented by Zoghbi et al. (2008) (see also upper panel of Fig. 5).
The sub-sample names ℬ, and
correspond respectively to the broad, narrow and unobscured narrow sub-samples. The classification given in brackets is discussed later, in Sect. 3.4.
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