Groups
Groups
Sign in
Groups
Groups
PyNeb
Conversations
About
Send feedback
Help
PyNeb
Contact owners and managers
1–30 of 147
Welcome to the PyNeb discussion group!
Mark all as read
Report group
0 selected
Yao-Lun Yang
,
Christophe Morisset
3
Sep 30
Confirming the basic assumption and usage of PyNeb
Thanks for confirming! Best, Yao-Lun On Monday, September 22, 2025 at 5:02:52 AM UTC+9 chris.m...@
unread,
Confirming the basic assumption and usage of PyNeb
Thanks for confirming! Best, Yao-Lun On Monday, September 22, 2025 at 5:02:52 AM UTC+9 chris.m...@
Sep 30
Grace R.
,
Christophe Morisset
4
Sep 8
Using ANN to compute Te and ne
Hi Grace, I do not see any problems with the OII temperature diagnostic as you defined it. You may
unread,
Using ANN to compute Te and ne
Hi Grace, I do not see any problems with the OII temperature diagnostic as you defined it. You may
Sep 8
Yu Voon Ng 黃宇文
,
Christophe Morisset
2
Jun 18
Reproducing O II Temperature from Luridiana, Morisset & Shaw (2015)
Hi Yu Voon, I'm not sure the fits files are still usable, they are here for historical reasons,
unread,
Reproducing O II Temperature from Luridiana, Morisset & Shaw (2015)
Hi Yu Voon, I'm not sure the fits files are still usable, they are here for historical reasons,
Jun 18
payel nandi
,
Christophe Morisset
3
Jun 1
Emissivity for Si IX and Mg VIII in PyNeb
Thanks, Christophe, it worked. On Sun, Jun 1, 2025 at 7:55 PM Christophe Morisset <chris.morisset@
unread,
Emissivity for Si IX and Mg VIII in PyNeb
Thanks, Christophe, it worked. On Sun, Jun 1, 2025 at 7:55 PM Christophe Morisset <chris.morisset@
Jun 1
Jiahui Huang
, …
Jorge García Rojas
5
Apr 24
PyFits issue
Dear Jiahui, in PyNeb, Halpha emissivities can be recovered until Te=30000 K interpolating from
unread,
PyFits issue
Dear Jiahui, in PyNeb, Halpha emissivities can be recovered until Te=30000 K interpolating from
Apr 24
Christophe Morisset
Apr 11
release 1.1.26: new HeI atomic data
Hi PyNeb Community, We are glad to announce a new version (1.1.26) of PyNeb that includes new atomic
unread,
release 1.1.26: new HeI atomic data
Hi PyNeb Community, We are glad to announce a new version (1.1.26) of PyNeb that includes new atomic
Apr 11
Christophe Morisset
Mar 31
release 1.1.25
Dear PyNeb users, In recent versions of numpy, reading ascii files produces a numpy array where the
unread,
release 1.1.25
Dear PyNeb users, In recent versions of numpy, reading ascii files produces a numpy array where the
Mar 31
Gabriel Rubio
,
Christophe Morisset
2
Mar 31
AttributeError: 'numpy.str_' object has no attribute 'decode'
See the 1.1.25 release message. Ch Le samedi 29 mars 2025 à 10:16:51 UTC-6, gamar...@gmail.com a
unread,
AttributeError: 'numpy.str_' object has no attribute 'decode'
See the 1.1.25 release message. Ch Le samedi 29 mars 2025 à 10:16:51 UTC-6, gamar...@gmail.com a
Mar 31
payel nandi
,
Christophe Morisset
2
Feb 7
Calculate electron temperature and electron density using Fe
Hi Payel, You can follow the examples given in this Notebook, and produce diagrams involving any line
unread,
Calculate electron temperature and electron density using Fe
Hi Payel, You can follow the examples given in this Notebook, and produce diagrams involving any line
Feb 7
Corina Castañeda
,
Christophe Morisset
2
Feb 7
Issue with getTemDen using ANN in PyNeb 1.1.23
Helo Lesly, I just released a new version of PyNeb (1.1.24) that should run OK if you use pn.config.
unread,
Issue with getTemDen using ANN in PyNeb 1.1.23
Helo Lesly, I just released a new version of PyNeb (1.1.24) that should run OK if you use pn.config.
Feb 7
Valentin Mauerhofer
, …
Letizia Stanghellini
15
Jan 29
Problem installation Pyneb
thank you! Yes it works now. On Wednesday, January 29, 2025 at 10:51:47 AM UTC-7 chris.m...@gmail.com
unread,
Problem installation Pyneb
thank you! Yes it works now. On Wednesday, January 29, 2025 at 10:51:47 AM UTC-7 chris.m...@gmail.com
Jan 29
Teja Teppala
,
Christophe Morisset
8
Jan 16
Line emissivities at high temperatures
Thank you, I got the word wrong. I'm trying to modify that Fortran code to extrapolate, but I
unread,
Line emissivities at high temperatures
Thank you, I got the word wrong. I'm trying to modify that Fortran code to extrapolate, but I
Jan 16
Grace R.
,
Christophe Morisset
2
Jan 6
[OII] 3727+/7325+ temperature estimate
Hi Grace, The managing of the blends is a little tricky in PyNeb. You can define the lines as they
unread,
[OII] 3727+/7325+ temperature estimate
Hi Grace, The managing of the blends is a little tricky in PyNeb. You can define the lines as they
Jan 6
Letizia Stanghellini
,
Christophe Morisset
2
12/12/24
citation
Dear Letizia, Great you use PyNeb ;-) You may also cite the latest paper we did, where we present
unread,
citation
Dear Letizia, Great you use PyNeb ;-) You may also cite the latest paper we did, where we present
12/12/24
Christophe Morisset
12/4/24
New release of PyNeb: 1.1.23
Dear PyNeb users, I just published a new release of PyNeb 1.1.23, that should solve the issue meet by
unread,
New release of PyNeb: 1.1.23
Dear PyNeb users, I just published a new release of PyNeb 1.1.23, that should solve the issue meet by
12/4/24
Gabriela Miranda Romero
,
Christophe Morisset
4
11/29/24
extinction laws/dust correction
Hi Gabriela, I just released a new version of PyNeb (1.1.22) that includes Calzetti 2002 extinction
unread,
extinction laws/dust correction
Hi Gabriela, I just released a new version of PyNeb (1.1.22) that includes Calzetti 2002 extinction
11/29/24
Atul Kumar Singh
, …
Jorge García Rojas
3
11/19/24
Assistance Required for PyNeb Errors
Dear Atul, the first error is because the predefined atomic data file dictionary only uses 5 levels
unread,
Assistance Required for PyNeb Errors
Dear Atul, the first error is because the predefined atomic data file dictionary only uses 5 levels
11/19/24
Gabriel Rubio
,
Christophe Morisset
2
10/15/24
Temperature estimation
Hi, There is no diagnostic in the line ratio you have to determine the electron temperature. And then
unread,
Temperature estimation
Hi, There is no diagnostic in the line ratio you have to determine the electron temperature. And then
10/15/24
Nimisha Kumari
,
Christophe Morisset
6
9/20/24
potential discrepancy between critical densities from pyneb and other sources?
Great, thank you Christophe, that's reassuring. Best Regards, Nimisha On Fri, Sep 20, 2024 at 3:
unread,
potential discrepancy between critical densities from pyneb and other sources?
Great, thank you Christophe, that's reassuring. Best Regards, Nimisha On Fri, Sep 20, 2024 at 3:
9/20/24
Celso Junior
,
Christophe Morisset
2
9/4/24
Ionic abundances using Pyneb
Hi Celso, The getIonAbundance method only works with hydrogen line normalisation. But you can always
unread,
Ionic abundances using Pyneb
Hi Celso, The getIonAbundance method only works with hydrogen line normalisation. But you can always
9/4/24
Nick Sterling
,
Christophe Morisset
2
7/10/24
Adding RecAtom Line Labels
Hi Nick, The default case is B for recombination lines, and for this case no data is available for
unread,
Adding RecAtom Line Labels
Hi Nick, The default case is B for recombination lines, and for this case no data is available for
7/10/24
Letizia Stanghellini
,
Christophe Morisset
2
5/31/24
error estimates with montecarlo
Hi Letizia, The different format for the observation files are described in the dedicated notebook,
unread,
error estimates with montecarlo
Hi Letizia, The different format for the observation files are described in the dedicated notebook,
5/31/24
Christophe Morisset
5/31/24
Use of Neural Network to speed up getTemDen and getcrossTemDen
Dear PyNeb users, With the increase of IFUs and the MonteCarlo techniques to follow the uncertainties
unread,
Use of Neural Network to speed up getTemDen and getcrossTemDen
Dear PyNeb users, With the increase of IFUs and the MonteCarlo techniques to follow the uncertainties
5/31/24
Christophe Morisset
5/31/24
New release 1.1.19
Dear PyNeb users, We just release a new version of PyNeb. No big changes, the point was to officially
unread,
New release 1.1.19
Dear PyNeb users, We just release a new version of PyNeb. No big changes, the point was to officially
5/31/24
Letizia Stanghellini
5/30/24
lines_in_cols_err_cols
Hi, I have a long database to run through he Montecarlo analysis, and I wonder which format shall I
unread,
lines_in_cols_err_cols
Hi, I have a long database to run through he Montecarlo analysis, and I wonder which format shall I
5/30/24
Avijit Mandal
,
Jorge García Rojas
4
5/21/24
Nan value while estimating total elemental abundance using ICF "DIMS14"
Hi again, well, the problem is that ice.getElemAbundance do not recognize the labels He1r, He2r and
unread,
Nan value while estimating total elemental abundance using ICF "DIMS14"
Hi again, well, the problem is that ice.getElemAbundance do not recognize the labels He1r, He2r and
5/21/24
Amrita singh
,
Christophe Morisset
3
5/17/24
Grotrian plots for metal recombination lines?
Hi Christophe, Thanks for the prompt answer. Best regards, Amrita On Friday, May 17, 2024 at 12:09:19
unread,
Grotrian plots for metal recombination lines?
Hi Christophe, Thanks for the prompt answer. Best regards, Amrita On Friday, May 17, 2024 at 12:09:19
5/17/24
fiorella polles
,
Christophe Morisset
5
5/2/24
Estimate electron density for different metallicities
Hi Christophe, Thank you for the clear explanation! Cheers, Fiorella Il giorno lunedì 29 aprile 2024
unread,
Estimate electron density for different metallicities
Hi Christophe, Thank you for the clear explanation! Cheers, Fiorella Il giorno lunedì 29 aprile 2024
5/2/24
Arzun karkee
, …
Christophe Morisset
13
3/22/24
Calculating Te and Ne in each pixel of 2d image
Hi Arjun, Sorry for the delay. This is actually described in the main PyNeb paper: http://adsabs.
unread,
Calculating Te and Ne in each pixel of 2d image
Hi Arjun, Sorry for the delay. This is actually described in the main PyNeb paper: http://adsabs.
3/22/24
Hiro Takami
,
Christophe Morisset
2
1/9/24
The calculated [Fe II] 7155/8617 intensity ratios may be too high
Hi Hiro, We treat some aspects of the complex FeII and FeIII ions in a recent paper: https://ui.
unread,
The calculated [Fe II] 7155/8617 intensity ratios may be too high
Hi Hiro, We treat some aspects of the complex FeII and FeIII ions in a recent paper: https://ui.
1/9/24