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

The NYISO is reserving the following hours in the October 18, 2001
Real-Time Market per ECA 20010908B to verify prices:

HQ:  7:00, 22:00
OH:  7:00, 22:00
NE:  7:00, 12:00-18:00, 22:00
PJM: 1:00-5:00, 7:00, 13:00-16:00, 22:00

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