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

The NYISO is reserving hour beginning 14:00 in the July 18,2001 Real-Time
market as well as the following hours per ECA20010608B to verify prices:

HQ:  00:00, 05:00, 07:00, 12:00, 22:00, and 23:00
OH:  00:00, 05:00, 07:00, 22:00, and 23:00
NE:  00:00, 05:00, 07:00, 22:00, and 23:00
PJM: 00:00, 05:00, 07:00, 22:00, and 23:00

Prices in the July 19, 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