A Jet Driven γ-Ray Burst Event?

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Presentation transcript:

A Jet Driven γ-Ray Burst Event? VLBI @ Arecibo For a continuum observation, =18-cm, data-rate=512 Mbps, or 128 MHz of RF- bandwidth, dual-polarization, t = 120 minutes on source: HSA (VLBA+Y27+EF+GB+Ar) -Ar 1σ Image noise = 3.3 μJy/beam 7.1 μJy/beam EVN+Ar 1σ Image noise = 3.8 μJy/beam 9 μJy/beam Global(EVN+VLBA+Y27+Gb)+Ar 1σ Image noise = 2.5 μJy/beam 4.7 μJy/beam A spectral-line observation, =18-cm, 64 channels over 1-MHz, 2 pol, 120mins. 0.25 mJy/beam/ch 0.62 3.0 0.31 0.9 mJy/beam/ch VLBA+Y27+Gb+AR VLBA+Y27+GB VLBA EVN+AR EVN -VLBI at 512 Mbps: Ultra-Wideband VLBI: Recorded at 4Gbps SN 2001em: A Jet Driven γ-Ray Burst Event? Data leaving Ar Arriving at JIVE Fringes at the real-time correlator 1700:1 SNR in 10s on a 122mJy source. The most sensitive radio interferometry ever.