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

The NYISO is reserving hours beginning 2:00-3:00 and 7:00-23:00 in the
August 8, 2001 Real-Time Market as well as the following hours per
ECA20010608B to verify prices:

HQ: 0:00, 3:00-8:00, 11:00-13:00, 15:00-18:00, and 20:00-23:00
NE: 0:00, 3:00-8:00, 11:00, 16:00-18:00, and 20:00-23:00
OH: 0:00, 3:00-8:00, 11:00, 16:00-17:00, and 20:00-23:00
PJM: 0:00, 3:00-8:00, 11:00, 16:00-17:00, and 20:00-23:00

In addition, the NYISO is reserving hours beginning 00:00-23:00 in the
August 9, 2001 Day-Ahead Market.

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