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Selected results from the ARGO-YBJ experiment. P. Camarri camarri@roma2.infn.it INFN Roma Tor Vergata. On behalf of the ARGO-YBJ Collaboration. 36 th ICHEP – Melbourne, Australia – July 4-11, 2012. Detector layout. Mrk421 long-term monitoring.
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Selected results from the ARGO-YBJ experiment P. Camarri camarri@roma2.infn.it INFN Roma Tor Vergata On behalf of the ARGO-YBJ Collaboration 36th ICHEP – Melbourne, Australia – July 4-11, 2012
Detector layout 36th ICHEP - Melbourne, Australia - July 4-11, 2012
Mrk421 long-term monitoring • ARGO-YBJ cumulative light curve (>TeV) compared with Swift and Rossi/RXTE data. • Good correlation between TeV/X-ray data. • No other continuous observation at TeV energies ARGO-YBJ coll., ApJ 734 (2011) 110 RXTE/ASM 2-12 keV Swift/BAT 15-50 keV ARGO-YBJ TeV 36th ICHEP - Melbourne, Australia - July 4-11, 2012
Mrk501 A strong X-ray flare in 1997 followed by a long “quiet” period New strong X-ray flare 14 years later: Oct 2011 Flare associated to a strong TeV emission detected by ARGO-YBJ 36th ICHEP - Melbourne, Australia - July 4-11, 2012
SPARE SLIDES 36th ICHEP - Melbourne, Australia - July 4-11, 2012