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Article #1105

DARK ENERGY OR TIRED LIGHT (DECREASED SPEED OF PHOTONS)?

#1105
From: Pentcho Valev
Date: Sat, 12 Sep 2009 07:45
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http://www.springerlink.com/content/w6777w07xn737590/fulltext.pdf
Misconceptions about the Hubble recession law
Wilfred H. Sorrell, Astrophys Space Sci (2009) 323: 205–211
"Many advocates of big-bang cosmology believe observations showing the
dimming of distant Type Ia supernovae prove beyond reasonable doubt
that the expanding universe is undergoing acceleration. It is thought
that the acceleration is driven by some unknown type of dark energy.
Although this standard interpretation of the supernovae data is widely
accepted, it could be completely wrong. (...) The observational
techniques used by Hubble led to the empirical discovery of a linear
dependence of redshift on distance. Based upon these historical
considerations, the first conclusion of the present study is that
astronomical evidence in favor of an expanding universe is
circumstantial at best. The past eight decades of astronomical
observations do not necessarily support the idea of an expanding
universe. This statement is the final answer to the question asked in
Sect. 1 of the present study. Reber (1982) made the interesting point
that Edwin Hubble was not a promoter of the expanding universe idea.
Some personal communications from Hubble reveal that he thought a
model universe based upon the tired-light hypothesis is more simple
and less irrational than a model universe based upon an
expanding space-time geometry. The second conclusion of the present
study is that the model Hubble diagram for a static (tired-light)
cosmology gives a good fit to the Type Ia supernova data shown in Fig.
2. This observational test of a static (tired-light) cosmology model
also proves that it is wholly possible to explain the supernovae data
without requiring any flat Friedmann model universe undergoing
acceleration. The static cosmology does require the Andrews (2006)
anomalous dimming of distant Type Ia supernovae. It is emphasized that
the anomalous dimming effect has nothing to do with a particular
cosmology. The anomalous dimming effect has everything to do with the
intrinsic short duration of supernova light curves and the cosmic
redshift of the supernova light. The intrinsic short duration of a
celestial body is the key concept because the observed redshift-
magnitude relation for the brightest E-type cluster galaxies do not
show the anomalous dimming effect at all."

Pentcho Valev
pvalev@yahoo.com
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From: Pentcho Valev <pvalev@yahoo.com>
Newsgroups: sci.physics.relativity,sci.physics,fr.sci.physique,fr.sci.astrophysique
Subject: DARK ENERGY OR TIRED LIGHT (DECREASED SPEED OF PHOTONS)?
Date: Sat, 12 Sep 2009 00:45:55 -0700 (PDT)
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