Abstract.
A
new
retrieval
algorithm
to
obtain
vertical
profiles
of
the
aerosol
extinction
coefficient
from
measurements
scattered
solar
light
in
limb
viewing
geometry
made
by
OMPS-LP
instrument
is
presented.
The
method
employs
normalization
radiances
irradiance
contrast
a
measurement
at
an
upper
tangent
height,
which
used
most
other
published
limb-scatter
retrievals.
main
advantage
this
approach
nearly
complete
elimination
dependence
results
on
prior
profile
retrieval.
This
makes
well
suitable
analyze
observation
scenes
with
highly
elevated
plumes
as
occurred
after
Hunga
Tonga-Hunga
Ha'apai
volcanic
eruption
January
2022.
were
compared
independent
data
SAGE
III/ISS
and
OSIRIS.
In
general,
agreement
within
25
%
between
different
products
was
observed
although
larger
differences
seen
very
strong
eruptions
wildfires.
product
investigate
evolution
plume
eruption.
Authorea (Authorea),
Journal Year:
2024,
Volume and Issue:
unknown
Published: April 8, 2024
The
Jan.
15,
2022,
Hunga
eruption
increased
aerosols
and
H2O
in
the
southern
hemisphere
stratosphere
then
dispersed
throughout
2022/3.•
Stratospheric
water
vapor,
ozone,
temperature,
aerosol
optical
depth
contribute
to
change
downward
radiative
fluxes.•
produced
a
global
tropopause
flux
of
-0.17
±0.07
W/m
2
over
two-year
period.
Remote Sensing,
Journal Year:
2024,
Volume and Issue:
16(9), P. 1531 - 1531
Published: April 26, 2024
Atmospheric
aerosols
represent
an
important
component
of
the
Earth’s
climate
system
because
they
can
contribute
both
positive
and
negative
forcing
to
energy
budget.
We
are
developing
Aerosol
Radiometer
for
Global
Observations
Stratosphere
(ARGOS)
instrument
provide
improved
measurements
stratospheric
in
a
compact
package.
ARGOS
makes
limb
scattering
from
space
eight
directions
simultaneously,
using
two
near-IR
wavelengths
each
viewing
direction.
The
combination
forward
backward
views
along
orbit
track
gives
additional
information
constrain
aerosol
phase
function
size
distribution.
Cross-track
expanded
spatial
coverage.
will
have
demonstration
flight
through
hosted
payload
provider
fall
2024.
has
completed
pre-launch
environmental
testing
radiometric
characterization
tests.
approach
offers
advantages
size,
weight,
power
margins
design
compared
other
approaches,
with
significant
benefits
terms
reducing
infrastructure
requirements
team.
Abstract.
A
new
retrieval
algorithm
to
obtain
vertical
profiles
of
the
aerosol
extinction
coefficient
from
measurements
scattered
solar
light
in
limb
viewing
geometry
made
by
OMPS-LP
instrument
is
presented.
The
method
employs
normalization
radiances
irradiance
contrast
a
measurement
at
an
upper
tangent
height,
which
used
most
other
published
limb-scatter
retrievals.
main
advantage
this
approach
nearly
complete
elimination
dependence
results
on
prior
profile
retrieval.
This
makes
well
suitable
analyze
observation
scenes
with
highly
elevated
plumes
as
occurred
after
Hunga
Tonga-Hunga
Ha'apai
volcanic
eruption
January
2022.
were
compared
independent
data
SAGE
III/ISS
and
OSIRIS.
In
general,
agreement
within
25
%
between
different
products
was
observed
although
larger
differences
seen
very
strong
eruptions
wildfires.
product
investigate
evolution
plume
eruption.
Abstract.
A
new
retrieval
algorithm
to
obtain
vertical
profiles
of
the
aerosol
extinction
coefficient
from
measurements
scattered
solar
light
in
limb
viewing
geometry
made
by
OMPS-LP
instrument
is
presented.
The
method
employs
normalization
radiances
irradiance
contrast
a
measurement
at
an
upper
tangent
height,
which
used
most
other
published
limb-scatter
retrievals.
main
advantage
this
approach
nearly
complete
elimination
dependence
results
on
prior
profile
retrieval.
This
makes
well
suitable
analyze
observation
scenes
with
highly
elevated
plumes
as
occurred
after
Hunga
Tonga-Hunga
Ha'apai
volcanic
eruption
January
2022.
were
compared
independent
data
SAGE
III/ISS
and
OSIRIS.
In
general,
agreement
within
25
%
between
different
products
was
observed
although
larger
differences
seen
very
strong
eruptions
wildfires.
product
investigate
evolution
plume
eruption.
Abstract.
A
new
retrieval
algorithm
to
obtain
vertical
profiles
of
the
aerosol
extinction
coefficient
from
measurements
scattered
solar
light
in
limb
viewing
geometry
made
by
OMPS-LP
instrument
is
presented.
The
method
employs
normalization
radiances
irradiance
contrast
a
measurement
at
an
upper
tangent
height,
which
used
most
other
published
limb-scatter
retrievals.
main
advantage
this
approach
nearly
complete
elimination
dependence
results
on
prior
profile
retrieval.
This
makes
well
suitable
analyze
observation
scenes
with
highly
elevated
plumes
as
occurred
after
Hunga
Tonga-Hunga
Ha'apai
volcanic
eruption
January
2022.
were
compared
independent
data
SAGE
III/ISS
and
OSIRIS.
In
general,
agreement
within
25
%
between
different
products
was
observed
although
larger
differences
seen
very
strong
eruptions
wildfires.
product
investigate
evolution
plume
eruption.
