How to create an exponential fit onto Oil phase
There are two ways to create an exponential fit: Using shortcut keys or manually operations.
Longyun Xu
30 steps
3 minutes
1
After a template of Rate vs Date is opened, choose a leaf asset.
2
Click the chart
3
Press [[ctrl]] + [[O]] to highlight OIL phase, then press [[ctrl]] + [[F3]] to create an exponential fit onto OIL phase
4
Press arrow keys (Up, Down) to adjust qi and press arrow keys (Left, Right) to adjust Dei
5
Click "Decline Properties" dialog to change Dei or qi.
6
Select an entry on the "Decline Properties" dialog to change Dei or qi.
7
Observe the changes to the decline.
8
Click "DCA Result" dialog to adjust Dei or qi of As of Date
9
Click "DCA Result" dialog to adjust Dei or qi of As of Date
10
Click "DCA Result" dialog to adjust Dei or qi of As of Date
11
Click "DCA Result" dialog to adjust Dei or qi of As of Date
12
Press [[ctrl]] + [[q]] to highlight all phases
13
Click "Char Outline"
14
Click "Axis Items" to view all phases on the template
15
Click "OIL" to highlight it
16
Click "Create Fit" dropdown box
17
Choose "Create Exponential Fit"
18
Click "Decline Properties" dialog
19
Adjust Dei or qi from Decline Properties dialog
20
Adjust Dei or qi from Decline Properties dialog
21
Adjust Dei or qi from Decline Properties dialog
22
Move the cursor onto the curve to check the fitting result.
23
If want to change End Date, Click "Decline Properties" dialog
24
Move the cursor onto the date of End Date
25
Press [[ctrl]] + left button of mouse and move it to qf
26
Release them onto qf
27
End Date becomes into editable and qf becomes into a result.
28
Type "2050 [[enter]]" and change it into 03/31/2050
29
Press [[ctrl]] + [[S]] to save the forecasts onto Analog table
30
Click "Yes" button.
Well done!
