definition of db
Download
Skip this Video
Download Presentation
definition of dB

Loading in 2 Seconds...

play fullscreen
1 / 23

definition of dB - PowerPoint PPT Presentation


  • 83 Views
  • Uploaded on

definition of dB. * dB obs is calculated as the deviation from 12-hour tr -moving average of observed IMF in GSE coordinate. * dB exp is calculated from the model in IMF coordinate as. For  t =0. For  t =1. then converted to the GSE coordinate. Conversion of co-ordinate. Z gse.

loader
I am the owner, or an agent authorized to act on behalf of the owner, of the copyrighted work described.
capcha
Download Presentation

PowerPoint Slideshow about ' definition of dB' - tehya


An Image/Link below is provided (as is) to download presentation

Download Policy: Content on the Website is provided to you AS IS for your information and personal use and may not be sold / licensed / shared on other websites without getting consent from its author.While downloading, if for some reason you are not able to download a presentation, the publisher may have deleted the file from their server.


- - - - - - - - - - - - - - - - - - - - - - - - - - E N D - - - - - - - - - - - - - - - - - - - - - - - - - -
Presentation Transcript
definition of db
definition of dB

* dBobs is calculated as the deviation from 12-hour tr-moving average

of observed IMF in GSE coordinate.

* dBexp is calculated from the model in IMF coordinate as

For t=0

For t=1

then converted to the GSE coordinate

conversion of co ordinate
Conversion of co-ordinate

Zgse

Yimf

Zimf

IMF co-ordinate

Ximf is in Xgse-Ygse plane

Yimf is pointing north ward, and in Zimf-Zgse plane

Ximf

Ygse

Xgse

2006 mcmurdo
2006 McMurdo

Select time period that

sector was same

in past 12 hour

apr 2001
Apr 2001

From McMurdo only t=0

From all station t=0

april 2001
April 2001

From all station t=0

From all station t=1

august 2001
August 2001

From all station t=0

October 2001

From all station t=0

august 2003
August 2003

From all station t=0

October 2003

From all station t=0

november 2006
November 2006

December 2006

definition of db1
definition of dB

* dBobs is calculated as the deviation from 12-hour tr-moving average

of observed IMF in GSE coordinate.

For n=0

* dBexp is calculated from the model in IMF coordinate as

For n=1

For any n

then converted to the GSE coordinate

august 20011
August 2001

From all station nt=0

august 20012
August 2001

From all station nt=0

Away

Toward

august 20013
August 2001

From all station nt=3

august 20014
August 2001

From all station nt=6

mar 2001
Mar 2001

From all station nt=0

mar 20011
Mar 2001

From all station nt=3

mar 20012
Mar 2001

From all station nt=6

ad