Environmental Engineering Reference
In-Depth Information
Table 7.1
Some details on the capabilities of various satellite and ground-based
instruments for remote-sensing measurements of gases and ash. For ash, Y
¼
yes;
AAI
¼
Aerosol Absorbing Index; ?
¼
unproven.
Instrument
Bands
Gases
Ash
Spatial
resolution
(km)
Infrared
HIRS
4, 7.3, 9.6, 11, 12,
13.2
SO
2
,CO
2
,O
3
Y
c
.15
-
30
μ
m
VISSR
7.2, 10.7, 12, 13.4
μ
m
2
Y
c
.5
MODIS
4.0, 7.3, 8.6, 11, 12,
13.2
SO
2
Y
c
.1
-
14.4
μ
m
Himawari-8/9
4.0, 7.3, 8.6, 11, 12,
13.3
SO
2
Y
c
.2
μ
m
ASTER
8
-
12
μ
m
SO
2
Y
c
. 0.09
SEVIRI
4.0, 7.3, 8.6, 11,
12, 13.4
SO
2
Y
c
.4
μ
m
MTSAT-2
3.7, 11.0, 12.0
μ
m
-
Y
c
.4
AIRS
4.0, 7.3, (8.6)
μ
m
SO
2
,CO
2
, HCl,
H
2
S, CO, O
3
Y
c
.15
Hyperspectral 3
-
15
μ
m
TES
4.0, 7.3, 8.6
μ
m
SO
2
,CO
2
, HCl,
H
2
S
?
c
.5
IASI
4.0, 7.3, 8.6
μ
m
SO
2
,CO
2
, HCl
Y
c
.15
-
μ
Hyperspectral 3
15
mH
2
S, CO, O
3
-
μ
-
VIIRS
3
15
m
SO
2
Y
0.75
1
Ultraviolet
TOMS
300
-
360 nm
SO
2
,O
3
AAI
c
.50
OMI
270
-
500 nm
SO
2
, BrO, OClO,
NO
2
,O
3
AAI
c
.12
-
48
OMPS
250
-
1000 nm
O
3
,SO
2
,NO
2
AAI
c
.50
GOME
240
-
790 nm
SO
2
, BrO, OClO,
NO
2
,O
3
AAI
c
.40
-
20
GOME-2
240
-
790 nm
SO
2
, BrO, OClO,
NO
2
,O
3
AAI
40
-
80
SCIAMACHY
0.24
-
2.4
μ
m
SO
2
, BrO, OClO,
NO
2
,CO
2
AAI
c
.32
-
215
Microwave
MLS
0.118
-
2.5 THz
SO
2
, BrO, HCl,
NO
2
,H
2
O, O
3
,
CO, ClO
N
c
.2
-
17
Ground-based
COSPEC
300
-
315 nm
SO
2
,NO
2
N
Variable
FTIR
3
-
15
μ
m
CO
2
, CO,
HF, SO
2
, HCl,
H
2
SO
4
?
Variable
UV spectrometers
300
-
315 nm
SO
2
, HCl,
BrO, NO
2
?
Variable
-
μ
IR cameras
7
14
m
SO
2
,H
2
O, H
2
SO
4
Y
Variable
-
UV cameras
300
320 nm
SO
2
?
Variable
