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Date/Time: Mon, 20 Oct 2025 01:49:27 +0000



Post From: Linear Regression does not match between 120m and 30m (same object, same time range)

[2025-09-30 15:49:32]
User299099 - Posts: 13
The same Linear Regression drawing created on 120m and displayed on 30m (via Copy Chart Drawings From Other Charts) does not match in slope/position. This is a bug.
A Ray drawn over the same time range remains consistent. This is correct.

Anchor clarification

* Linear Regression: automatic with two time anchors (start/end).
* Ray: two anchors in time and price, matching one of the Linear Regression’s lines.
Both share the same start and end in time.

Environment

* Sierra Chart (current stable version)
* Symbol: GC (COMEX)
* Charts: 120m (source) and 30m (destination)
* Copy Chart Drawings From Other Charts: enabled

Steps taken

1. On 120m, draw Linear Regression with two clicks (start/end).
2. On 120m, draw a Ray with the same start/end in time (price fixed at each anchor).
3. Display both drawings on the 30m chart.

ISSUE

* Linear Regression: does not match.
Screenshot attached.

* Ray: matches between 120m and 30m.
Attachment Deleted.
imageLinear_Regression.png / V - Attached On 2025-09-30 15:29:13 UTC - Size: 114.94 KB - 36 views