1. CINDI workshop at BIRA:
Results of the semi-blind intercomparison of NO2 slant columns 1
Howard Roscoe (BAS), Caroline Fayt (BIRA),
and all the CINDI participants
BIRA, 10 March 2010

2. CINDI workshop at BIRA:
Results of the semi-blind intercomparison of NO2 slant columns 1
Howard Roscoe (BAS), Caroline Fayt (BIRA),
and all the CINDI participants
BIRA, 10 March 2010
• graphs of slant columns (each day, elevation)
• graphs of relative differences (each day, elevation)
• graphs of regressions (each instrument, day, elevation)
• tables of differences & regression results (each instrument)
• table of mean regression slope & error vs inst. & elevation
• graph of mean regression slope & error vs inst. & elevation

3. CINDI workshop at BIRA: What was at CINDI?1

4. Instruments on the Remote Sensing Site (RSS)

5. CINDI workshop at BIRA: • graphs of slant columns
(each day, elevation) 1

6. CINDI workshop at BIRA: • graphs of slant columns
(each day, elevation) 1

7. CINDI workshop at BIRA: • graphs of slant columns
(each day, elevation) 1

8. CINDI workshop at BIRA: • graphs of slant columns
(each day, elevation) 1

9. CINDI workshop at BIRA: • graphs of slant columns
(each day, elevation) 1

10. CINDI workshop at BIRA: • graphs of slant columns
(each day, elevation) 1

11. CINDI workshop at BIRA: • graphs of slant columns
(each day, elevation) 1

12. CINDI workshop at BIRA: • graphs of relative differences
(each day, elevation) 1

13. CINDI workshop at BIRA: • graphs of relative differences
(each day, elevation) 1

14. CINDI workshop at BIRA: • graphs of relative differences
(each day, elevation) 1

15. CINDI workshop at BIRA: • graphs of regressions
(each instrument, day, elevation) 1

16. CINDI workshop at BIRA: • graphs of regressions
(each instrument, day, elevation) 1

17. CINDI workshop at BIRA: • graphs of regressions
(each instrument, day, elevation) 1

18. CINDI workshop at BIRA: • tables of differences & regression results
(each instrument) 1
RelMeanTable_BIRA_MAXVIS.asc
Mean(2) Std(2) Mean(4) Std(4) Mean(8) Std(8) Mean(15) Std(15) Mean(30) Std(30) Mean(90) Std(90)
NaN NaN e e e e e e e e e e+002
NaN NaN e e e e e e e e e e+002
e e e e e e e e e e e e+001
e e e e e e e e e e e e+001
e e e e e e e e e e e e+001
e e e e e e e e e e e e+001
e e e e e e e e e e e e+002
e e e e e e e e e e e e+001
e e e e e e e e e e e e+002
e e e e e e e e e e e e+003
e e e e e e e e e e e e+003
NaN NaN NaN NaN NaN NaN NaN NaN NaN NaN NaN NaN
RegTable_BIRA_MAXVIS.asc
slope(2) inter(2) slope(4) inter(4) slope(8) inter(8) slope(15) inter(15) slope(30) inter(30) slope(90) inter(90)
NaN NaN e e e e e e e e e e+014
NaN NaN e e e e e e e e e e+014
e e e e e e e e e e e e+014
e e e e e e e e e e e e+014
e e e e e e e e e e e e+014
e e e e e e e e e e e e+015
e e e e e e e e e e e e+014
e e e e e e e e e e e e+014
e e e e e e e e e e e e+014
e e e e e e e e e e e e+014
e e e e e e e e e e e e+014
NaN NaN NaN NaN NaN NaN NaN NaN NaN NaN NaN NaN

19. CINDI workshop at BIRA: • table of mean regression slope & error
versus instrument & elevation 1
mean(2) std(2) mean(4) std(4) mean(8) std(8) mean(15) std(15) mean(30) std(30) mean(90) std(90)
WSU(MFDOAS) e e e e e e e e e e e e-002
BIRA(MAXVIS) e e e e e e e e e e e e-003
GIST(intl1) e e e e e e e e e e e e-002
IUPHD(inst1) e e e e e e e e e e e e-003
INTA(NEVA2) e e e e e e e e e e e e-003
JAMSTEC(inst1) e e e e e e e e e e e e-002
KNMI(MMD2rss) e e e e e e e e e e e e-002
LEIC(MAX1) e e e e e e e e e e e e-002
MPI(Mainz) e e e e e e e e e e e e-002
NASA(Pandora3) e e e e e e e e e e e e-003
NIWA(M10) e e e e e e e e e e e e-003
TORONTO(utgbs) NaN NaN NaN NaN NaN NaN NaN NaN NaN NaN e e-003
CNRS(saoz) NaN NaN NaN NaN NaN NaN NaN NaN NaN NaN e e-003

20. CINDI workshop at BIRA: • table of mean regression slope
versus instrument & elevation 1
mean(2) mean(4) mean(8) mean(15) mean(30) mean(90)
WSU(MFDOAS) e e e e e e-01
BIRA(MAXVIS) e e e e e e+00
GIST(intl1) e e e e e e-01
IUPHD(inst1) e e e e e e-01
INTA(NEVA2) e e e e e e-01
JAMSTEC(inst1) e e e e e e-01
KNMI(MMD2rss) e e e e e e-01
LEIC(MAX1) e e e e e e-01
MPI(Mainz) e e e e e e+00
NASA(Pandora3) e e e e e e-01
NIWA(M10) e e e e e e-01
TORONTO(utgbs) NaN NaN NaN NaN NaN e-01
CNRS(saoz) NaN NaN NaN NaN NaN e-01

21. CINDI workshop at BIRA: • graphs of mean regression slope & error
versus instrument & elevation 1

22. CINDI workshop at BIRA:1

23. CINDI workshop at BIRA:1

24. CINDI workshop at BIRA:1
NIWA regressions
slope(2) slope(15) inter(15)
e e+016
e e+015
e e+014
e e+015
e e+014
e e+015
e e+014
e e+014
e e+015
e e+014
e e+014

25. CINDI workshop at BIRA:1
NIWA regressions
slope(2) slope(15) inter(15)
e e+016
e e+015
e e+014
e e+015
e e+014
e e+015
e e+014
e e+014
e e+015
e e+014
e e+014

26. CINDI workshop at BIRA: what next for the paper?1

27. CINDI workshop at KNMI:
Decisions for the future of the intercomparison results
- the paper 1
• which journal ?
• is the paper from 1996 a good template ?
• who will be the core team ?
• who will lead the writing ?
• who will compile the plots ?
• who will compile the tables ?
• what is the timetable ?

28. CINDI workshop at KNMI:
Decisions for the future of the intercomparison results
- the paper 1
• which journal ? - AMT ?
• is the paper from 1996 a good template ?
• who will be the core team ?
• who will lead the writing ?
• who will compile the plots ?
• who will compile the tables ?
• what is the timetable ?

29. CINDI workshop at KNMI:
Decisions for the future of the intercomparison results
- the paper 1
A. Table of instruments and specifications

30. CINDI workshop at KNMI:
Decisions for the future of the intercomparison results
- the paper 1
B. List of cross sections
C. Display the comparisons

31. CINDI workshop at KNMI:
Decisions for the future of the intercomparison results
- the paper 1
• which journal ? - AMT ?
• is the paper from 1996 a good template ? - a good start
• who will be the core team ? - HKR, MVR, FW, KNMI rep?
stratospheric rep? NDACC rep?
• who will lead the writing ? - HKR ?
• who will compile the plots ? - MVR or FW ?
• who will compile the tables ? - FW or MVR ?
• what is the timetable ? - 1st draft by Dec 09 ?

32. CINDI workshop at BIRA: what next for the paper?1
• which journal ? - AMT
• is the paper from 1996 a good template ? - a good start
• who will be the core team ? - MVR, HKR, FW, KNMI rep
stratospheric rep? NDACC rep?
• who will lead the writing ? - HKR ?
• who will compile the plots ? - Caroline (BIRA) & HKR
• who will compile the tables ? - FW or MVR ?
• what is the timetable ? - 1st draft when ?