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Precision Array Probing Epoch of Reioniza5on (PAPER)
Aaron Parsons -‐ Principal Inves5gator David DeBoer -‐ Project Manager
Hydrogen Epoch of Reioniza5on
Array (HERA)
COSMIC REIONIZATION
21-‐cm Cosmology
PAPER HERA • PAPER has world-‐best result for the science to-‐date.
• PAPER has shown us the next steps…
• HERA will make a robust detec5on of the EOR
• HERA will mark the beginning of precision Cosmic Dawn science.
US Na5onal Academy Decadal Survey
“New Worlds, New Horizons”
“The HERA project provides a development pathway for SKA-low…”
“HERA has the panel’s top science ranking…”
Collabora5on for Astronomy Signal Processing and Electronics Research
PAPER/HERA Correlator
The HERA 14-‐m Dish
HERA-‐331
Area (m2) Signal/Noise Moderate
Signal/Noise Op8mis8c
SKA-‐low 833,190 36 218 HERA 84,238 38 133 LOFAR-‐core 35,762 2.8 17
MWA-‐128 3584 2.5 6.4
PAPER-‐128 1188 2.0 4.8
HERA Planned Schedule
hcp://ral.berkeley.edu/
hcp://reioniza5on.org/