IPF

Prototype 

DPM

ATBD

IODD

Product Spec

ADF

Processor updates

Operational switch date

7.11

migsp 3.2
mical 3.2

5E

1D

6A

5B

9.1B
9.3A

Upgrades:
- Improved spike detection/correction algorithm
- Improved offset validation algorithm
- Improved non-linearity characterisation
- Improved altitude determination
- Added day/night discrimination

REPRO

Phase F

5.06

migsp 2.7
mical 1.6

4L

1C

5B

4C

8.6

Bug fixes:
- Wrong 'Number of sweeps in current scan' for special mode
- Wrong REF_DOC in MPH of MIPAS products.

NRT
OFL

03/05/2011

5.05

migsp 2.7
mical 1.6

4L

1C

5B

4C

8.6

Compiled with the new CFI version 5.8.1 for the Envisat mission extension.

OFL
NRT

21/06/2010
10/06/2010

5.02

migsp 2.7
mical 1.6

4L

1C

5B

4C

8.6

Upgrades:
- Truncation of the Interferogram to 8.0 cm in order to avoid under-sampling the spectrum for the Optimized Resolution mission
- Improved Level 1b engineering heights calculation
- Calculation of the quadratic terms for spectral calibration that are provided in the output products
- Additional fields in the Level 1b products, such as the auxiliary L0 data packets that provide information about housekeeping data.

NRT
OFL

28/01/2010
24/01/2010

4.67L02

migsp 2.6
mical 1.4

4Ia

1B

4E

3I

6.1

Linux porting of the IPF version 4.67 (AIX processor).

NRT
OFL

28/09/2009

4.67

migsp 2.6
mical 1.4

4Ia

1B

4E

3I

6.1

Bug fixes:
- L1b products generated with wrong "NUM_DSR" value in the SPH; in particular this value differs by one unit from the "TOT_SCAN" value, while the two should be the same.
- Violation of the shared memory area of PFHS. PFHS performance is seriously affected, because too many manual re-starts become necessary.

OFL

04/09/2006

4.65

migsp 2.5

4I

1B

4E

3I

6.1

No updates for Level 1 processing.

OFL

09/02/2006

4.64

migsp 2.5
mical 1.4

4I

1B

4E

3I

4.1

Bug fixes:
- Problem with the block sequence.

not in operations

4.63

migsp 2.5
mical 1.4

4I

1B

4E

3I

4.1

Upgrades:
- Processing of low resolution measurements, with reduced resolution for offset and gain data.
Bug fixes:
- Band D oscillations in forward sweeps for MIPAS reduced-resolution products
- NESR data problem.

not in operations

4.62

migsp 2.5
mical 1.4

4H

1B

4E

3I

4.0

Upgrades:
- Processing of low resolution measurements, without reduced resolution for offset and gain data.
Bug fixes:
- Bug in the MIPAS processor ILS retrieval.
- Scans with null NESR.

OFL

02/09/2004

4.61

3.0-3.2

Bugs fixes:
- Sparse corruption of bands between 1 and 4 January 2004.

NRT
OFL

17/03/2004
15/03/2004

4.59

No updates for Level 1 processing.

OFL
NRT

06/08/2003
23/07/2003

4.57

Upgrades:
- Modification of FCE algorithm
- Elimination of strong anomalous oscillations in the spectra
- Modification of NESR reporting
- ADC saturation flagging
- Addition of aliasing spike suppression algorithm.

NRT
OFL

18/03/2003
05/03/2003

IPF

Prototype

DPM

ATBD

IODD

Product Spec

ADF

Processor updates

Operational switch date

ORM
8.22

orm 8.22

1.0

7.1

2.0

Ref. to IODD

9.06

Upgrades:

1. Handling of horizontal inhomogeneities
2. Height-dependent cloud-index thresholds for cloud detection
3. Optimal Estimation
4. Choice in the selection of Initial Guess profiles/ assumed profiles of interfering species
5. Filtering of the retrieved profiles
6. Retrieval of additional 6 species (C2H2, C2H6, COCl2, CH3Cl, OCS and HDO)

REPRO

Phase F

ML2PP 7.03

ml2pp 7.03

7.2

6.0

7B

5B

7.6

Upgrades:
- Implementation of a self-adapting altitude-dependent regularization scheme
- Implementation of a change in continuum retrieval variables
- Upgraded microwindows for the Full Resolution measurements
- Diurnally varying climatological profiles
- Retrieval of additional species (COF2, CCl4, HCN, CFC-14, HCFC-22)

REPRO

Phase F

ML2PP 6.0

ml2pp 6.01

6.2

5.0

6.0

5A

7.1

Upgrades:
- Retrieval of additional species (CFC-11, CFC-12, ClONO2, N2O5)
- Increase of convergent profile
- Removal of constraints for negative VMR
- New AKM and VCM calculation
- Diurnally varying initial guess
- New quality flags
- Improved convergence

REPRO

07/06/2012

5.06

ml2pp 5.0

5.2

4.1

5E

4C

6.4

Bug fixes:
- Invalid information in DATASET STRUCTURE ADS for 'empty' products
- MIP_NLE_2P conversion fail on BUFR (ESRIN and Kiruna)
- MIPAS IPF 5.05 crashes for one orbit in NRT operations
- High chi square for CH4 and N2O retrieval
- MIPAS wrong flag in ADS in case of empty MDS
- Microwindow Occupation ADS corrupted records
- MIPAS: problem with GRIBEX.

NRT
OFL

03/05/2011

5.05

ml2pp 5.0

5.2

4.1

5E

4C

6.4

Upgrades:
- Level 2 processing of the Optimized Resolution mission.

OFL
NRT

21/06/2010
10/06/2010

5.02

-

-

4.1

-

4C

-

No Level 2 processing with this IPF version.

NRT
OFL

28/01/2010
24/01/2010

4.67L02

ml2pp 4.0

4.1

3.0

4

3I

5.2

Linux porting of the IPF version 4.67 (AIX processor).

NRT
OFL

28/09/2009

4.67

ml2pp 4.0

4.1

3.0

4

3I

5.2

Bug fixes:
- NO2 MIPAS products relative to orbit #7000 (3 July 2003)  with high values of chi2
- Some Level 2 products processed with IPF 4.62 differ from the corresponding products processed with IPF 4.61
- Some L2 products processed with IPF 4.61 and IPF 4.62 give beat-check format error.

OFL

04/09/2006

4.65

ml2pp 4.0

4.1

3.0

4

3I

5.2

Upgrades.
Bug fixes:
- Problem with MIP_NL__2P.

OFL

09/02/2006

4.64

ml2pp 4.0

4.1

3.0

4

3I

5.1

No updates for Level 2 processing.

not in operations

4.63

ml2pp 4.0

4.1

3.0

4

3I

5.1

Upgrades:
- Level 2 processing of the Reduced Resolution mission.
Bug fixes:
- Some MIPAS profiles have zero pressure
- MIPAS Level 2 failure
- Problem with MIPNL__2P
- One second discrepancy in IPF 4.61.

not in operations

4.62

ml2pp 4.0

4.0

3.0

4

3I

3.8

Bug fixes:
- Cloud-detection anomaly
- Inconsistent values in MIPAS files
- Level2 profile counting bug.

OFL

02/09/2004

4.61

Bug fixes:
- Inconsistency in number of profiles in MIPAS Level_2
- Number of computed residual spectra not consistent with the number of observations.

NRT
OFL

17/03/2004
15/03/2004

4.59

Upgrades:
- Cloud filtering
- Removal of the gaps between the altitude validity ranges, allowing retrievals in the Antarctic region
- Altitudes margins fixed to +/- 4 km
Bug fixes:
- Inconsistency in number of scans
- Different values for same scans
- Wrong DSD name in L2 product in case of not requested VMR
- Filling of SPH field 22 of MIPAS Level 2 Products
- Filling of the MIPAS MPH and MIPAS Level 2 SPH fields
- Wrong writing of PCD String to the PCD Information ADS
- Too strong test and skipping retrieval
- Not initialised nucl1 and nucl2 in R 8.5.6.3-7A
- MIPAS L2 processing aborted

OFL
NRT

06/08/2003
23/07/2003

4.57

NRT
OFL

18/03/2003
05/03/2003