This link sort of suggests one year: http://www.interactivebrokers.com/php/apiUsersGuide/apiguide/api/historical_data_limitations.htm
But it is kind of an obscure place to define that!
This also seems relevant...
This thread
http://www.ninjatrader.com/support/forum/showthread.php?t=37006
points to this table that states there is almost no historical data for IB:
http://www.ninjatrader.com/support/helpGuides/nt7/historical_data.htm
I searched their site and ET but found no information how much historical data is kept.
Anyone have a pointer to a resource that tells how much tick, minute, and day history is kept and available for download?
More like Abbott and Costello "Whos on first? No, who's on second..."
Seriously, I don't know why we can't all completely ignore surf's posts, entirely.
Every reply, even the most trivial, encourages more noise on this thread.
This will be my last response to surf on this topic.
Your question has been asked and answered by numerous people on this thread. There is no ideal volume.
Your continuing to ask this means that either you don't understand it or are asking for provocative reasons.
Your use of the...
I made the mistake of thinking his question was a real one.
It was just another attempt to bait ProfLogic.
I would appreciate it if surfer would stop doing that and if ProfLogic would refuse to respond to him.
My understanding is that ProfLogic is not saying that one is better than another.
Only that they cover different timeframes. Pick the one that covers the timeframe that you like most.
The perfect squares is a way of spacing them out and keeping them consistent with each other so that...