evidence boundary
unknowntheoretical
An evidence atom is an inspectable support unit. It is not a finding by itself; it supports or challenges a finding through review.
frontiers / frontier
Evidence atom
back to sourcesevidence boundary
unknownAn evidence atom is an inspectable support unit. It is not a finding by itself; it supports or challenges a finding through review.
finding binding
boundInfrared TRGB measurements using HST/WFC3-IR and Spitzer data show ~3–4% systematically shorter distances than optical-band TRGB, suggesting either an extinction-law mismatch or intrinsic I-band TRGB variability with metallicity not yet fully accounted for.
inspect finding →
source binding
source-boundvs_bef30f195d6032cb
inspect source →
review context
unverified2 reviewable changes and 0 evaluation records target this atom or its bound objects.
Evidence statement
Infrared TRGB measurements using HST/WFC3-IR and Spitzer data show ~3–4% systematically shorter distances than optical-band TRGB, suggesting either an extinction-law mismatch or intrinsic I-band TRGB variability with metallicity not yet fully accounted for.
extraction method
manual_curation
support relation
unknown
condition refs
vcnd_ec2c8b22ef1272e7
Caveats
events
vev_8dcdd4d37045f838finding.assertedManual finding added to frontier state
reviewer:will-blair · 2026-05-29
vev_1c987021ac71cc3efinding.caveatedVerifier caution: Infrared TRGB measurements do show discrepancies vs. optical, but the specific claim of '3–4% systematically shorter distances' is stated without citing a comprehensive analysis. The literature shows infrared TRGB studies exist (WFC3-IR, Spitzer confirmed via OpenAlex) but the co
reviewer:will-blair · 2026-05-29
reviewable changes
vpr_173c16a23fce13definding.addManual finding added to frontier state
applied · reviewer:will-blair · 2026-05-29
vpr_605aa2d3334c975afinding.caveatVerifier caution: Infrared TRGB measurements do show discrepancies vs. optical, but the specific claim of '3–4% systematically shorter distances' is stated without citing a comprehensive analysis. The literature shows infrared TRGB studies exist (WFC3-IR, Spitzer confirmed via OpenAlex) but the co
applied · reviewer:will-blair · 2026-05-29
evaluations
No evaluation rows are attached.