[ncl-talk] Question regarding wavenumber-frequency spectrum

Dr. Suman Maity suman.buie at gmail.com
Tue Sep 22 07:27:38 MDT 2020


Hi all
This is a gentle reminder to my earlier email. If you have any clue for the
solution of the issue, please reply.

Best
Suman
++++++++++++++++++++++++++++++++++++++++++
Dr. Suman Maity
Research Associate
School of Atmospheric Science
Sun Yat-sen University, Zhuhai campus,Tangjiawan Town
Zhuhai, Guangdong, Postcode-519082,China.
Phone:+86-13543861045 (China), +91-9732636778 (India)
skype: reach2suman
https://www.researchgate.net/profile/Suman_Maity
++++++++++++++++++++++++++++++++++++++++++


On Sun, Sep 20, 2020 at 6:29 PM Dr. Suman Maity <suman.buie at gmail.com>
wrote:

> Hi all
> I have couple of queries regarding wavenumber-freqency plots using "
> *mjo_wavenum_freq_season*" which are mentioned below:
> 1. I saw the function calculates wavenumber and frequency. As per my
> knowledge, positive frequency correspnds to easward propogating waves while
> negative frequency associated with westward waves. But what about the
> wavenumber? I mean what the negative wavenumber physically mean? will you
> please comment?
> 2. Are both of these functions "*mjo_wavenum_freq_season*" and "
> *mjo_wavenum_freq_season_plot*" only applicable for zonal waves? I am
> interested in the meridional waves. I mean I need the wavenumber-freqency
> spectra in meriodional direction. How to implement that?
> Any sort of suggestion will be highly appreciated.
> Thanking you,
>
> Best
> Suman
> ++++++++++++++++++++++++++++++++++++++++++
> Dr. Suman Maity
> Research Associate
> School of Atmospheric Science
> Sun Yat-sen University, Zhuhai campus,Tangjiawan Town
> Zhuhai, Guangdong, Postcode-519082,China.
> Phone:+86-13543861045 (China), +91-9732636778 (India)
> skype: reach2suman
> https://www.researchgate.net/profile/Suman_Maity
> ++++++++++++++++++++++++++++++++++++++++++
>
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