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

The NYISO is reserving hours beginning 00:00 and 09:00 - 21:00 in the July
25, 2001 Real-Time market as well as the following hours per ECA20010608B
to verify prices:

HQ:  00:00 - 05:00, 07:00 - 10:00, 15:00 - 19:00, 22:00, and 23:00
OH:  00:00 - 10:00, 15:00 - 19:00, 22:00, and 23:00
NE:  00:00 - 05:00, 07:00 - 10:00, 13:00, 15:00 - 19:00, 22:00, and 23:00
PJM: 00:00 - 05:00, 07:00 - 10:00, 15:00 - 19:00, 22:00, and 23:00

Prices in the July 26, 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