NOTICE DATE:  February 18, 2010

NOTICE TYPE:  W-A021810-01 Operations

SHORT DESCRIPTION:  The ERCOT Market Operations Test Environment (MOTE) will be open for Daylight Savings Time (DST) testing

INTENDED AUDIENCE:  Qualified Scheduling Entity (QSE) Operations Personnel

DAYS AFFECTED:  February 23 and February 25, 2010

LONG DESCRIPTION:  The ERCOT Market Operations Test Environment (MOTE) will be available for Market Participant testing on Tuesday, February 23, 2010, with a back-up testing day of Thursday, February 25, 2010. This testing will follow the simulated times shown in the table below. The MOTE will be unavailable on Monday, February 22, 2010, in order to prepare for the tests. If the back-up testing day is needed, MOTE will be unavailable on Wednesday, February 24, 2010, in order to prepare for the tests.

MOTE DST Testing

 

 

Real-time

Simulated time

 

2/23/2010   08:00

3/13/2010   19:00

Start test; Day-Ahead and AS/RPRS Markets Open

2/23/2010   10:00

3/13/2010   21:00

AS Market Close

2/23/2010   10:30

3/13/2010   21:30

Day-Ahead Market Close, run RPRS

2/23/2010   13:00

3/14/2010   00:00

00:00 of 23 hr day

2/23/2010   14:00

3/14/2010   01:00

 

2/23/2010   15:00

3/14/2010   03:00

DST Transition

2/23/2010   17:00

3/14/2010   05:00

Close of Test

 

 

 

Real-time

Simulated time

 

2/25/2010   08:00

3/13/2010   19:00

Start test; Day-Ahead and AS/RPRS Market Opens

2/25/2010   10:00

3/13/2010   21:00

AS Market Close

2/25/2010   10:30

3/13/2010   21:30

Day-Ahead Market Close, run RPRS

2/25/2010   13:00

3/14/2010   00:00

00:00 of 23 hr day

2/25/2010   14:00

3/14/2010   01:00

 

2/25/2010   15:00

3/14/2010   03:00

DST Transition

2/25/2010   17:00

3/14/2010   05:00

Close of Test

 

ADDITIONAL INFORMATION:  Please refer to the latest version of the Market Participant Interface: XML document for additional information on Daylight Savings Time. If you need to request a copy of the document, please contact your ERCOT Account Manager. The URL for XML submissions will be: https://mostest.ercot.com/ercot-xml/servlet/Listener. The URL for portal submissions will be: https://testtml.ercot.com.

The following are examples of how the 15-minute intervals for March 14, 2010, are labeled:

0130
0145

0300

0315

0330

etc.

and the hourly intervals are labeled as follows:

0100

0300

0400.

CONTACT:  If you have any questions, please contact your ERCOT Account Manager. You may also call the general ERCOT Client Services phone number at (512) 248-3900 or contact ERCOT Client Services via email at [log in to unmask].

If you are receiving email from an ERCOT distribution list that you no longer wish to receive, please follow this link in order to unsubscribe from this list: http://lists.ercot.com.

 

dh