TTotten@nyiso.com writes to the NYISO_TECH_EXCHANGE Discussion List:

The NYISO is reserving hour beginning 17-20 in the July 13, 2001 Real-Time
market as well as the following hours per ECA20010608B to verify prices:

HQ:  11,20,23
NE:  11,20,23
OH:  11,20,23
PJM: 11,20,23

Prices in the July 14, 2001 Day-Ahead Market are correct.

This e-mail information is a copy of the official posting, which can be
found at the following address on our website:
http://mis.nyiso.com/public/htm/OperMessages/CurrentOperMessages.htm#mm