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Date/Time: Tue, 26 Nov 2024 20:04:20 +0000



Something odd with rolling cumulative delta?

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[2023-11-03 18:16:55]
Anders Dybdahl - Posts: 19
Is the rolling cum delta supposed to look like this? Length set to 25.

I tried it last week I think, and it did not look like this.. (I am quite sure about that).

https://www.sierrachart.com/image.php?Image=1699035278495.png

Regards Anders
[2023-11-03 20:16:56]
Sierra_Chart Engineering - Posts: 17182
If you recently updated Sierra Chart from an older version, then there will be a change. There were problems with the rolling functionality with that study. It was never implemented correctly.

What you see must be correct. But to be sure, re-download some recent data:
Data Errors or Spikes in Charts, Flat or Flat Line Graph, Compressed Graph, Errors with Date/Time Values: 2.1.2 Deleting and Re-downloading Data. (Easier and Recommended Method)
Sierra Chart Support - Engineering Level

Your definitive source for support. Other responses are from users. Try to keep your questions brief and to the point. Be aware of support policy:
https://www.sierrachart.com/index.php?l=PostingInformation.php#GeneralInformation

For the most reliable, advanced, and zero cost futures order routing, use the Teton service:
Sierra Chart Teton Futures Order Routing
Date Time Of Last Edit: 2023-11-03 20:17:29
[2023-11-04 07:45:20]
Anders Dybdahl - Posts: 19
Thanks for your reply, I tried delete and download data but no change.

I did notice that the older version did not function properly, with bars expanding.
I then updated, and it seemed to work fine, the delta bars PRIOR to the set rolling length was printed as normal ask-bid difference bars centered around the zero line, which makes sense. But now it's all over the place.. It should not gap between bars? I did change my global time zone to NY time, but that should not be an issue? Anyone else using rolling calculation out there - how does it look on your end?

Regards Anders
[2023-11-05 19:53:38]
Sierra_Chart Engineering - Posts: 17182
No this is definitely not true, a gap would be fully expected:
It should not gap between bars?

With the rolling calculation, Cumulative Delta is calculated independently for each and every bar.
Sierra Chart Support - Engineering Level

Your definitive source for support. Other responses are from users. Try to keep your questions brief and to the point. Be aware of support policy:
https://www.sierrachart.com/index.php?l=PostingInformation.php#GeneralInformation

For the most reliable, advanced, and zero cost futures order routing, use the Teton service:
Sierra Chart Teton Futures Order Routing
Date Time Of Last Edit: 2023-11-05 19:54:32

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