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Date/Time: Mon, 06 May 2024 18:20:00 +0000



Post From: Problem with AMP/CQG data feed (Singapore Exchange)

[2018-01-17 23:29:35]
User626121 - Posts: 82
Hello!

I have AMP/CQG data feed that I use to record the historical bid/ask data (SC runs constantly).
But there is a problem with data of some symbols like Mini JGB of SGX exchange, symbol F.US.ZT?## (it has low volume/low number of trades in a given timeframe, so the problem becomes severe):
The error is: Many trades have a wrong timestamp (Volume and Price are always correct, though).
What this means: Many ticks have the same timestamp as their predecessors, although they obviously occur at a later time. I looked at Times&Sales and it shows many trades at e.g. 08:45:01.001, although the next trades occured at e.g. 08:55:50.001 (I have 2 other data feeds that can confirm this, also I watched the feed in realtime). So a 5 min chart shows a bar at 08:45, but not at 8:55 (it is missing). Problem is (next to wrong smaller timeframe charts), when I do e.g. a Bid&Ask Depth Bars study (cumulative bid-ask), it obviously shows no value at 08:55, although it should print a value. So the cumulative study is incomplete, obviously.

Thanks