Recovery of SN 1970G with theJansky Very Large Array

Alicia SoderbergLaura ChomiukRaffaella MarguttiDan MilisavljevicMiller Goss

Jason Dittmann

Fifty-One Ergs 05/17/2013Raleigh, North Carolina

Harvard University

Things are hard at “Late” times

Days - Weeks

LateSeconds

LateCenturies

Late- Years

LateYears

Late

?

Hubble Heritage

SN 2011fe Image: B. J. Fulton Las Cumbres Observatory Global Telescope Network

NRAO

Chandra

Chomiuk et al. (2012) Margutti et al. (2012)

EVLA Chandra

Nothing!

SN 1970GHubble Heritage

SN 1970G – The First Radio Supernova

Gottesman et al. (1972)

Redacted

Dittmann et al. (in prep)

Dittmann et al. (in prep)

Fν∝ t-0.4

Fν∝ t-0.7Redacted

Milisavljevic et al. (2012)

Dittmann et al. (in prep)

(Patnaude et al. 2011)

Redacted

↓ Radio ↑ X-ray

→ Optical

β = -0.5

Dittmann et al. (in prep)

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More Frequencies More Photons“Generic” Pulsar Wind Nebula (Gaensler & Slane 2006)

β ≈ -0.3 Γ ≈ 2

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Going Forward

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Thanks!

Questions?