IHOP CI Workshop, Baltimore, 30 Sept. / 1 Oct. 2002

DLR HDLR HDLR H222O DIAL Measurements duringO DIAL Measurements duringO DIAL Measurements during

IHOP IHOP IHOP ConvectiveConvectiveConvective Initiation Missions Initiation Missions Initiation Missions

Gorazd PoberajInstitute for Atmospheric Physics

DLR OberpfaffenhofenGermany

IHOP CI Workshop, Baltimore, 30 Sept. / 1 Oct. 2002

Contents:

� H2O DIAL configuration

� Overview of CI mission flights

• Preliminary results

• Assessment of data quality

� Outlook

IHOP CI Workshop, Baltimore, 30 Sept. / 1 Oct. 2002

H2O DIAL system: IHOP configuration

� Nadir looking aboard the Falcon

� Transmitter output parameters:

yes

yes

no

18

50

40

50

100

100

925 (off-line)

1064*

532*

Aerosolbackscatter

yes1850(on/off)

925(on/off-line)

H2O mixingratio

AvailabilityEnergy(mJ)

Repetition(Hz)

Wavelength(nm)

Measurementquantity

* detection of s- and p-polarized backscatter

IHOP CI Workshop, Baltimore, 30 Sept. / 1 Oct. 2002

Falcon‘s CI Mission Flights

In-situ measurements along all flight tracks: p, T, humidity, wind

nonede-installed

17:40-20:43

17:29-21:00

15 June

7 drops19:37-19:56

partialcoverage18:47-

22:1318:30-22:28

3 June

nonedown18:49-21:50

18:28-22:05

24 May

DropsondesHRDLH2O DIALFlight time(UTC)

IHOP CI Workshop, Baltimore, 30 Sept. / 1 Oct. 2002

IHOP CI Workshop, Baltimore, 30 Sept. / 1 Oct. 2002

-102 -101 -100 -99 -9834.9

35.0

35.1

35.2

35.3

35.4

W1

W2

E1

E2

IP1

IP2

6

7

6 4,5

1,2,30

IHOP 05/24: Falcon flight route

leg0 leg1 leg2 leg3 leg4 leg5 leg6 leg7

Latit

ude

[deg

]

Longitude [deg]

IHOP CI Workshop, Baltimore, 30 Sept. / 1 Oct. 2002

IHOP CI Workshop, Baltimore, 30 Sept. / 1 Oct. 2002

-102 -101 -100 -99 -9834.9

35.0

35.1

35.2

35.3

35.4

W1

W2

E1

E2

IP1

IP2

6

7

6 4,5

1,2,30

IHOP 05/24: Falcon flight route

leg0 leg1 leg2 leg3 leg4 leg5 leg6 leg7

Latit

ude

[deg

]

Longitude [deg]

IHOP CI Workshop, Baltimore, 30 Sept. / 1 Oct. 2002

-102 -101 -100 -99 -9834.9

35.0

35.1

35.2

35.3

35.4

W1

W2

E1

E2

IP1

IP2

6dryline

7

6 4,5

1,2,30

IHOP 05/24: Falcon flight route

leg0 leg1 leg2 leg3 leg4 leg5 leg6 leg7

Latit

ude

[deg

]

Longitude [deg]

IHOP CI Workshop, Baltimore, 30 Sept. / 1 Oct. 2002

IHOP CI Workshop, Baltimore, 30 Sept. / 1 Oct. 2002

IHOP CI Workshop, Baltimore, 30 Sept. / 1 Oct. 2002

-102 -101 -100 -9935.5

36.0

36.5

37.0 C2 C3 C4 C5

D2 D3 D4 D5E-29W-29

4

3

2 (7 drops)

6

51

IHOP 06/03 #3: Falcon flight routeLa

titud

e [d

eg]

Longitude [deg]

leg1 leg2 leg3 leg4 leg5 leg6

IHOP CI Workshop, Baltimore, 30 Sept. / 1 Oct. 2002

IHOP CI Workshop, Baltimore, 30 Sept. / 1 Oct. 2002

IHOP CI Workshop, Baltimore, 30 Sept. / 1 Oct. 2002

IHOP CI Workshop, Baltimore, 30 Sept. / 1 Oct. 2002

-102 -101 -100 -99

36.0

36.5

37.0 C2 C3 C4 C5

D2 D3 D4 D5E-29W-29

leg1 leg2 leg3 leg4 leg5 leg6 leg77

3,4,5,6

2

1

IHOP 06/15: Falcon flight routeLa

titud

e [d

eg]

Longitude [deg]

IHOP CI Workshop, Baltimore, 30 Sept. / 1 Oct. 2002

IHOP CI Workshop, Baltimore, 30 Sept. / 1 Oct. 2002

IHOP CI Workshop, Baltimore, 30 Sept. / 1 Oct. 2002

-102 -101 -100 -99

36.0

36.5

37.0 C2 C3 C4 C5

D2 D3 D4 D5E-29W-29

leg1 leg2 leg3 leg4 leg5 leg6 leg77

3,4,5,6

2

1

IHOP 06/15: Falcon flight routeLa

titud

e [d

eg]

Longitude [deg]

IHOP CI Workshop, Baltimore, 30 Sept. / 1 Oct. 2002

IHOP CI Workshop, Baltimore, 30 Sept. / 1 Oct. 2002

IHOP CI Workshop, Baltimore, 30 Sept. / 1 Oct. 2002

IHOP CI Workshop, Baltimore, 30 Sept. / 1 Oct. 2002

Outlook:

� Improvement of preliminary results considering

• available p and T profiles

• measured spectral properties of DIAL transmitter

� Intercomparison with other instruments

� Cooperations