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

The NYISO is reserving hour beginning 19:00 in the September 13, 2001
Real-Time Market as well as the following hours per ECA 20010608B to verify
prices:

HQ:  00:00 - 04:00, 06:00, 11:00
NE:  11:00
OH:  11:00
PJM: 05:00, 11:00

Prices in the September 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 of our website:
http://mis.nyiso.com/public/htm/OperMessages/CurrentOperMessages.htm#mm