The BeppoSAX High Energy Large Area Survey (HELLAS) - II. Number counts and X-ray spectral properties

Monthly Notices of the Royal Astronomical Society

Volumn 327, Issue 3, 2001, Pages 771-780

  Fiore, F ^a,b,c   Giommi, P ^a   Vignali, C ^d,e   Comastri, A ^e   Matt, G ^f   Perola, G C ^f   La Franca, F ^f   Molendi, S ^g   Tamburelli, F ^a   Antonelli, L A ^b  

^a BeppoSAX Science Data Center   (Italy)

^b INAF OSSERVATORIO ASTRONOMICO DI ROMA   (Italy)

^c HARVARD SMITHSONIAN CENTER FOR ASTROPHYSICS   (United States)

^d UNIVERSITY OF BOLOGNA   (Italy)

^e INAF OSSERVATORIO ASTRONOMICO DI BOLOGNA   (Italy)

^f ROMA TRE UNIVERSITY   (Italy)

^g CNR   (Italy)

Author keywords

Galaxies: active; X rays: diffuse background; X rays: galaxies; X rays: general

Indexed keywords

GALAXIES; HARDNESS;

ENERGY; GALAXIES ACTIVE; HARDNESS RATIO; POWER-LAW; RATIO ANALYSIS; SPECTRA'S; X RAY SPECTRAL PROPERTIES; X-RAY GENERAL; X-RAYS: DIFFUSE BACKGROUND; X-RAYS: GALAXIES;

SURVEYS;

EID: 0043134178     PISSN: 00358711     EISSN: None     Source Type: Journal    
DOI: 10.1046/j.1365-8711.2001.04736.x     Document Type: Article

References (35)

1. Akiyama M. et al., 2000, ApJ, 532, 700
2. Boella G. et al., 1997a, A&AS, 122, 299
3. Boella G. et al., 1997b, A&AS, 122, 327
4. Cagnoni I., Della Ceca R., Maccacaro T., 1998, ApJ, 493, 54
5. Chiappetti L. et al., 1998, Nucl. Phys. B (Proc. Suppl.), 69, 610
6. Comastri A., Fiore F., Giommi P., La Franca F., Elvis M., Matt G., Molendi S., Perola G. C., 1999, Adv. Space Res., 25, 833
7. Comastri A., 2000, Astr. Lett. Comm., in press, Proc. Conf. X-ray Astronomy '999, Stellar Endpoints, AGN and the Diffuse Background (astro-ph/0003437)
8. Comastri A., Fiore F., Vignali C., La Franca F., Matt G., 2000, in Plionis M., Georgantopoulos I., eds, Proc. Conf. Large scale structure in the X-ray Universe. Atlantisciences, p. 227
9. Comastri A., Fiore F., Vignali C., Matt G., Perola G. C., La Franca F., 2001, MNRAS, 327, 781 (this issue)
10. Conti G. et al., 1997, SPIE, 3113, 394
11. Cusumano G., Mineo T., 1998, ftp://www.sdc.asi.it/pub/sax/doc/reports/ vignetting_rep.ps.gz
12. Della Ceca R., Castelli G., Braito V., Cagnoni I., Maccacaro T., 1999, ApJ, 524, 674
13. Fiore F. et al., 1998, Proc. 1st XMM workshop, Science with XMM. ESTEC (astro-pn/9811149)
14. Fiore F., Guainazzi M., Grandi P., 1999, Handbook for BeppoSAX NFI spectral analysis, ftp://www.sdc.asi.it/pub/ sax/doc/software_docs/sax-abc_v1.2.ps.gz
15. Fiore F. et al., 1999, MNRAS, 306, L55 (Paper I)
16. Fiore F. et al., 2000, Astron. Lett. Comm., in press, Proc. Bologna meeting X-ray Astronomy '999, Stellar Endpoints, AGN and the Diffuse Background (astro-ph/0007118)
17. Fiore F., Comastri A., La Franca F., Vignali C., Matt G., Perola G. C., 2001, Proc. ESO workshop on Deep Fields, (astro-ph/0102041)
18. Giacconi R. et al., 2001, ApJ, in press, (astro-ph/0007240)
19. Giommi P. et al., 1991, ApJ, 378, 77
20. Giommi P., Fiore F., Ricci D., Molendi S., Maccarone M. C., Comastri A., 1998, Nucl. Phys. B, 69, 591
21. Giommi P., Perri M., Fiore F., 2000, A&A, 362, 799
22. Hasinger G. et al., 2001, A&A, 365, L45
23. Hornschemeier A. E. et al., 2001, ApJ, in press, (astro-ph/0101494)
24. Maiolino R. et al., 2000, A&A, 355, L47
25. Matt G., 1998, Proc. Conf. High Energy Processes in accreting black holes (astro-ph/9811053)
26. Miyaji T., Hasinger G., Schmidt M., 2000, A&A, 353, 25
27. Mushotzky R. F., Cowie L. L., Barger A. J., Arnaud K. A., 2000, Nat, 404, 459
28. Ricci D., Fiore F., Giommi P., 1998, Nucl. Phys. B, 69, 618
29. Sacco B., 1999, BeppoSAX June 1999 EIWG meeting report
30. Ueda Y. et al., 1998, Nat. 391, 866
31. Ueda Y., Takahashi T., Ishisaki Y., Ohashi T., Makishima K., 1999, ApJ, 524, L11
32. Vecchi A., Molendi S., Guainazzi M., Parmar A., Fiore F., 1999, A&A, 349, L73
33. Vignali C., Mignoli M., Comastri A., Maiolino R., Fiore F., 2000, MNRAS, 314, L11
34. Vignali C., Comastri A., Fiore F., 2001, La Franca F, 2001, A&A, 370, 900
35. Zamorani G. et al., 1999, A&A, 346, 731