BOOM
BOOM
an explosive result from JWST PEARLS
Caveats: I'm not an expert on... lensing...or supernova cosmology, but...
Brenda Frye (UArizona), Massimo Pascale (UC Berkeley), Seth Cohen (ASU), Jake Summers (ASU), Nicholas Foo (UArizona/ASU), Patrick Kamieneski (ASU), Tim Carleton (ASU), Rolf A. Jansen (ASU), Justin Pierel (STScI), Michael Engesser (STScI), Wenlei Chen (U Minnesota), Duncan Austin (U Manchester), Madeline Marshall (NRC Canada), James Trussler (U Manchester), Ashish Meena (Ben Gurion U), Reagan Leimbach (UArizona), Nikhil Garuda (UArizona), Rachel Honor (ASU), Lukas J. Furtak (Ben-Gurion U), Lou Strolger (STScI), Rogier A. Windhorst (ASU), Anton Koekemoer (STScI), Adi Zitrin (Ben-Gurion U), Jose Diego (Inst. de Fisica de Cantabria), Pat Kelly (U Minnesota), Dan Coe (STScI), Christopher Conselice (U Manchester), Liang Dai (UC Berkeley), Jordan D’Silva (ICRAR, Australia), Herve Dole (U Paris Saclay), Simon Driver (ICRAR, Australia), Norman Grogin (STScI), Mario Nonino (INAF), Nor Pirzkal (STScI), Maria Polletta (INAF), Aaron Robotham (ICRAR, Australia), Michael Rutkowski (MSU-Mankato), Russell Ryan (STScI), Scott Tompkins (ASU), Christopher Willmer (UArizona), Steven Willner (Center for Astrophysics), Haojing Yan (U Missouri), Min Yun (U Mass Amherst)
t_{2}
t_{1}
Refsdal (1967)
\Delta t \propto \frac{D_{ol} D_{os}}{D_{ls}} \propto H_{0}^{-1}
Cluster scale lenses = longer time delays = greater precision*
*caveats apply
z=1.49
SN "Refsdal" - MACS J1149
H_{0} = 64^{+9}_{-11} \rm{km~s}^{-1} \rm{Mpc}^{-1}
(Diego et al. 2018)
Kelly et al. (2015, 2016a,b)
Rodney et al. (2016)
Introducing PLCK G165.7+67.0
HST Images: Frye et al. (2019)
Observed by JWST NIRCam - 30th March 2023
Prime Extragalactic Areas for Reionisation and Lensing Science (PEARLS; PI R. Windhorst)...
Frye et al. (in prep)
Probable Type Ia SN at z~1.8 - time delays of 50 - 100 days
Cue...
DD approved - first additional epoch observed on Saturday 22nd April
Just like Callum's galaxy last week, if its public the internet gets there quick...
On Reddit by Monday
Summary
Triply-lensed supernova discovered in PLCK G165.7+67.0
Potential for direct constraint on H0 to 10% precision from this SN alone
Stay tuned for results papers, because...
ROE Stobie April 2023
By Kenneth Duncan
