Name: Second LOTUS workshop
Start: 2018-09-17T10:30:00+02:00
End: 2018-09-19T12:30:00+02:00
Location: WMO, Geneva

Second LOTUS workshop

from Monday, 17 September 2018 (10:30) to Wednesday, 19 September 2018 (12:30)

Monday, 17 September 2018

10:30

10:30 - 11:00
Room: Reception and Salle B
11:00
11:00 - 12:30
Room: Salle B
Contributions

11:00 Summary of results, achievements and open issues of LOTUS Phase 1 - Daan Hubert (BIRA-IASB) Sophie Godin-Beekmann (CNRS) irina Petropavlovskikh (NOAA/CIRES)

11:20 Status profile & column trends and attribution - Daan Hubert (BIRA-IASB) Sophie Godin-Beekmann (CNRS) irina Petropavlovskikh (NOAA/CIRES)
12:30 Lunch
Lunch
12:30 - 14:00
Room: Attic Restaurant
14:00
14:00 - 15:30
Room: Salle B
Contributions

14:00 First results from the 2017/2018 LidAr VAlidation NDacc Experiment at Observatoire Haute Provence - Wolfgang Steinbrecht (Deutscher Wetterdienst)

14:18 Overview of LOTUS-related data production activities at FMI - Viktoria Sofieva (Finnish Meteorological Institute)

14:36 Merging of ozone profiles from SCIAMACHY, OMPS and SAGE II observations to study stratospheric ozone changes - Carlo Arosio (Institute of Environmental Physics, University of Bremen)

14:54 Metrological requirements for quality assurance of ozone datasets at the climate data store - Michael Taylor (University of Reading)

15:12 Constructing a unified ozone composite: needs and outcomes - William Ball (PMOD/WRC Davos & IAC/ETH Zurich)
15:30 Coffee, tea & posters
Coffee, tea & posters
15:30 - 16:00
Room: Corridor, Salle B
16:00
16:00 - 17:30
Room: Salle B
Contributions

16:00 Review and discussion of planned developments and data provision schedule - Daan Hubert (BIRA-IASB)
Tuesday, 18 September 2018
09:00
09:00 - 10:30
Room: Salle B
Contributions

09:00 Preliminary analyses of seasonal dependence of ozone trends in the stratosphere - Viktoria Sofieva (Finnish Meteorological Institute)

09:20 Optimisation of piecewise linear trend fitting of porous ozone time series with LOESS sum of sines and Monte-Carlo SSA - Michael Taylor (University of Reading)

09:40 Upgrading dynamical linear modelling (DLM): fast, public code release and its capabilities - William Ball (PMOD/WRC Davos & IAC/ETH Zurich)
10:30 Coffee, tea & posters
Coffee, tea & posters
10:30 - 11:00
Room: Corridor, Salle B
11:00
11:00 - 11:40
Room: Salle B
Contributions

11:00 Regression of ground-based data - irina Petropavlovskikh (NOAA/CIRES)
11:40
11:40 - 12:15
Room: Salle B
Contributions

11:50 Status of SHADOZ ozonesonde homogenization - Anne Thompson
12:15

12:15 - 12:30
Room: Salle B

12:30 Lunch
Lunch
12:30 - 14:00
Room: Attic Restaurant
14:00 + link with analyses of total column data
+ link with analyses of total column data
14:00 - 15:30
Room: Salle B
Contributions

14:00 Ozone Trends in the Lower Stratosphere from Long-Term Lidar Records - Sophie Godin-Beekmann (CNRS)

14:20 Observed composition trends and variability in the upper troposphere / lower stratosphere (OCTAV UTLS) – first results from airborne data - Daniel Kunkel (Institute for Atmospheric Physics, JGU Mainz)

14:40 Lower stratospheric trends: an update - William Ball (PMOD/WRC Davos & IAC/ETH Zurich)
15:30 Coffee, tea & posters
Coffee, tea & posters
15:30 - 16:00
Room: Corridor, Salle B
16:00
16:00 - 17:30
Room: Salle B
Contributions

16:00 Evolution of pre- and post 2000 changes and trends in the vertical distribution of ozone from CCMI models - Kleareti Tourpali (Lab of Atmospheric Physics, Aristotle University of Thessaloniki, Greece)
19:30 Dinner
Dinner
19:30 - 22:00
Wednesday, 19 September 2018
09:00
09:00 - 10:30
Room: Salle B
Contributions

09:00 Summary of phase 1 work - Viktoria Sofieva (Finnish Meteorological Institute)
10:30 Coffee, tea & posters
Coffee, tea & posters
10:30 - 11:00
Room: Corridor, Salle B

11:00

11:00 - 12:30
Room: Salle B