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Date/Time: Sun, 09 Mar 2025 01:13:30 +0000



Post From: Historical Data Discrepancy

[2022-02-11 20:13:54]
PeaceFrog - Posts: 105
Hi John,

Thank you for replying. I clicked "Delete and Download Data" and the discrepancies resolved themselves. Thank you.



While converting my chartbooks from CQG to Denali, I’ve found the following instances where the CQG data has data points that the Denali data does not:

For 6CZ20-CME[M]
CQG
11/20/2020 3:00:00 PM
11/20/2020 2:58:00 PM
11/20/2020 2:55:00 PM
11/20/2020 2:54:00 PM
11/20/2020 2:48:00 PM
11/20/2020 2:46:00 PM
11/20/2020 2:37:00 PM
11/20/2020 2:36:00 PM
11/20/2020 1:59:00 PM

Denali
2020-11-22 15:00:00
2020-11-20 13:59:00

And
CQG
11/12/2020 6:38:00 PM
11/12/2020 6:37:00 PM
11/12/2020 6:36:00 PM

Denali
2020-11-12 18:38:00
2020-11-12 18:36:00

There are at least 17 other instances where the Dates and Times do not line up between the CQG and Denali data feed for 6CZ20-CME[M].


For 6CU20-CME[M]:
CQG
8/19/2020 4:20:00 PM
8/19/2020 4:19:00 PM
8/19/2020 4:18:00 PM

Denali
2020-08-19 16:21:00
2020-08-19 16:19:00
There are at least 32 other instances where the Dates and Times do not line up between the CQG and Denali data feed for 6CU20-CME[M].


For 6CM20-CME[M]
CQG
6/2/2020 3:37:00 PM
6/2/2020 3:34:00 PM
6/2/2020 3:31:00 PM

Denali
2020-06-02 15:37:00
2020-06-02 15:31:00

There are at least 42 other instances where the Dates and Times do not line up between the CQG and Denali data feed for 6CM20-CME[M].


For 6CH20-CME[M]
There are at least 54 instances where the Dates and Times do not line up between the CQG and Denali data feed for 6CH20-CME[M].



It appears the Denali data is missing data points that are in the CQG data. Kindly advise which data is correct and updated. Thank you.