7th Brewer Users Group Meeting

Hosted by the Meteorological Service of Canada

Toronto, Ontario, Canada

September 16-18, 2002

 

 

Agenda

 

 

Saturday, September 14, 2002

 

11:00-22:00

Excursion to Niagara Falls which will include a dinner meeting between the scientists from the NDSC Steering Committee and the Brewer community.

 

Keynote Address: TBA

 

Sunday, September 15, 2002

 

Free time during the day.

 

Informal "ice-breaker" planned for the evening.  Meet n the hotel lobby at 19:00.

 

 

Monday September 16, 2002

 

08:00-09:00

    Continental breakfast available in the meeting room.

 

 

 

 

09:00-09:10

 

Welcome by the meeting Chairman, C. T. McElroy

 

 

 

09:10-09:30

M. Proffitt

The Global Atmosphere Watch Monitoring Programme

 

 

 

 

 

 

09:30-10:30

Session I

Networks and Instrument Issues  - J Staehelin

 

 

Rapporteur – Gordon Labow

09:30-09:50

K. Vanicek

 

The Brewer Network and Total Ozone Observations in GAW - Some Actual Challenges

09:50-10:10

M.G. Kimlin

 

L1 corrected Brewer Spectrophotometer data from the US EPA/UGA UV monitoring network

10:10-10:30

T. Grajnar

The Canadian Brewer Spectrometer Network (CBSN)

 

 

 

10:30-11:00

Coffee break

 

 

 

 

11:00-11:20

T. Taylor

 

Long term performance of the Mk IV Brewer Spectrophotometer in the US EPA/UGA UV monitoring network

11:20-11:40

A. Redondas

Spanish Ozone/UV brewer network

 

 

 

11:40-13:00

Session II

Comparison Studies – G. Braathen

 

 

Rappporteur – Hugo DeBacker

11:40-12:00

J. Staehelin

 

Comparison of total ozone measurements of Brewer and Dobson instruments

12:00-12:20

I. Petropavlovskikh

 

Comparison of ozone profile retrieved using Brewer and Dobson instruments with satellite observations.

12:20-12:40

R. McPeters

Satellite Calibration Monitoring using a Brewer

12:40-13:00

S. Lloyd

 

The Total Ozone Measurements by Satellites, Sondes and Spectrometers at Fairbanks (TOMS3–F) FIELD Campaign: Preliminary Results

 

 

 

13:00-15:30

Lunch break 

 

 

 

 

15:30-17:30

Session III

Station Observations and Data Analysis  - J. Kerr

 

 

Rapporteur – C. McLinden

15:30-15:50

L. Ciattaglia

10 years of ozone measurements in the Antarctica at Belgrano and Ushuaia

15:50-16:10

K. Lakkala

Brewer measurements at Sodankylä, Finland

16:10-16:15

C.T. McElroy

Closing of Day I Plenary sessions

 

 

 

16:15-16:30

Coffee Break

 

 

 

 

16:30-18:00

Poster Session

 

 

 

 

 

J. M. Vilaplana Guerrero

Ozone and UV measurements at El Arenosillo Observatory. Spain

 

 

V. Savastiouk

 

Windows(tm) based software for processing ozone, so2, aerosol, UV-lamp and some other measurements done with the Brewer spectrophotometers.

 

H. De Backer

 

Comparison of UV and Ozone Observations with Long term ozone observations at Spectrophotometers at Uccle (Belgium).

 

P. Eriksen

Brewer measurements at Sondrestrom, Greenland, 1990-2002

 

K.S. Lam

Ground-based measurements of total ozone and UV radiation at Hong Kong

 

M. Ito

 

Development of New NIST Lamp Calibration System and the Directional (Cosine/Azimuth) Responses of Brewer Spectrophotometers

 

P. Vanichnucora

 

Brief of Brewer Ozone and UV measurement in Thailand, Bangkok and Songkhla with B121, B120.  History, activity and data analysis.

 

V. Dorokhov

 

Ozone observations by BREWER spectrophotometer in eastern Siberia (1991-2001).

 

V. Vasilyev

The measurements and calibrations of the BREWER at Obninsk.

 

A.M. Siani

Ten years of measurements  by Brewer #067 at Rome

 

A.M. Siani

 

Ground based NO2 measurements at the Italian Brewer stations: first results on homogenization and GOME data comparison

 

 

 

 

 

 

 

 

 

 

 

Tuesday, September 17, 2002

 

08:00-09:00

Continental breakfast available in the meeting room.

 

 

 

 

09:00-10:30

Session IV

Ozone and UV Data Analysis  - Esko Kyrö

 

 

Raoprteur – Tom Grajnar

09:00-09:20

M. Allaart

Spikes in the Brewer UV spectra

09:20-09:40

V. Fioletov

Analysis of ozone and UV data

09:40-10:00

A. Dahlback

 

Ozone from global irradiance measurements. Methodology, calibration and quality.

10:00-10:20

J. Kerr

New methods to make a Brewer measurement

 

 

 

10:20-10:50

Coffee break

 

 

 

 

10:50-11:10

C. McLinden

Stray light and skylight induced errors in a Mk II Brewer spectrophotometer

11:10-11:30

M. Allaart

Ozone through the UV dome and the colour of the polarization filter

11:30-11:50

K. Edvardsen

Brewer #104 ozone measurements at Andoya, 69.3oN, 16.0oE

 

 

 

11:50-13:00

Session V

New Algorithms and Software  - I. Petropavlovskikh

 

 

RapporteurEoin Moran

11:50-12:10

T. Granjar

CSBN Software

12:10-12:30

O. Postylyakov

 

Calculation of weighting functions for retrieval of atmospheric constituent profiles (for multiple scattering) by Monte Carlo model MCC++

12:30-12:50

V. Fioletov

Brewer  (BDMS) ozone and UV analysis software

12:50-13:10

Z. Ahmad

 

Column ozone from the Brewer direct-sun measurements under cloudy sky conditions: A radiative transfer simulation study

 

 

 

13:10-15:30

Lunch break

Members of the Brewer Sub-committee are asked to attend a business meeting during the lunch break.

 

 

 

15:30-16:30

Plenary Session

Continued…

Posters will remain until the end of the session.  Authors are asked to remove their posters by the end of the session.

15:30-15:50

V. Savastiouk

Fitting a black-body type function to approximate the irradiance spectrum of UV calibration lamps.

15:50-16:10

V. Savastiouk

Windows-based software for processing the b-files.

 

 

 

16:30-18:00

Poster Session  continued …

 

 

 

 

 

19:00-22:00

Reception

A reception hosted by the MSC and IOS Inc. is planned.  Details to follow.

 

 

 

 

 

Wednesday, September 18, 2002

 

08:00-09:00

Continental breakfast available in the meeting room.

 

 

 

 

09:00-10:30

Session VI

Umkehr  Data Analysis  - Luigi Ciattaglia

 

 

Rapporteur -  I. Petropavlovskikh

09:00-09:20

E. Maillard

Statistical analysis of Dobson and Brewer Umkehr Arosa dataset.

09:20-09:40

O. Postylyakov

 

Error analysis of Umkehr ozone and twilight nitrogen dioxide profile retrievals with account of multiple scattering in weighting function

09:40-10:00

C.T. McElroy

The Future of Brewer Measurements

 

 

 

10:00-11:00

Session VII

Aerosols – Vitali Fioletov

 

 

Rapporteur - A. Redondas

10:00-10:20

A. Cheymol

 

Retrieval of aerosol parameters from Brewer measurements at Uccle,

Belgium.

10:20-10:40

F. Marenco

Aerosol optical depth retrieval from Brewer ozone data.

 

 

 

10:40-11:00

Coffee break

 

 

 

 

11:00-12:30

C.T. McElroy, (Chairman)

Drafting of the recommendations, closing remarks, and adjournment of the meeting

 

 

 

12:30-13:30

Lunch break

 

 

 

 

14:00-18:00

MSC Tour

A tour of the MSC Headquarters including the Brewer Toronto network, the Brewer Triad, the UV Calibration laboratory and the World Ozone and Ultraviolet Radiation Data Centre is planned.  A bus will be arranged for return transportation to and from the MSC from the Sheraton Centre.