ULA Delta IV AFSPC-4 Launch Set for July 23

The Launch Readiness Review is scheduled for today in preparation for the AFSPC-4 mission. Launch is set to lift off on a ULA Delta IV rocket on Wednesday, July 23 at 7:03 p.m. EDT from Space Launch Complex 37 at Cape Canaveral Air Force Station in Florida.
– 10 a.m.: Remote camera photographers meet in the Space Florida parking lot for transportation to the SLC-37 to set cameras and tower rollback photo opportunity. We will be taking a bus again for set up.

– 5 p.m.: 45th SW/PA meets media at the Space Florida parking for escort to media launch viewing site

– 6:43 p.m.: The AFSPC-4 launch will be carried live beginning 20 minutes prior to launch and will conclude approximately five minutes following launch. A simulcast of the broadcast can be viewed here: http://www.ulalaunch.com/webcast.aspx

– 7:03 p.m.: Opening of the launch window

ALL TIMES EASTERN DAYLIGHT TIME
BARS AND TONE – 6:13 P.M.
PROGRAM START – 6:43 P.M.
LAUNCH TIME – 7:03 P.M.

TRANSMISSION FOR DIGITAL HIGH DEFINITON
SATELLITE: SES 2
TRANSPONDER: 21
BAND: C-Band Digital
ORBITAL POSITION: 87 degrees west
CARRIER: SES Americom
HD BANDWIDTH: 18 MHz (half transponder ‘AB’)
DOWNLINK FREQ: 4111 MHz (Horizontal)
UPLINK FREQ: 6336 MHz (Vertical)
SYMBOL RATE: 13
FEC: ¾
DATA RATE: 17.9705
DVBS-QPSK
MPEG-2
AUDIO EMBEDDED

Weather Forecast

Overall probability of violating weather constraints: 60%
Primary concern(s): Anvil Clouds, Lightning, Cumulus Clouds

Overall probability of violating weather constraints for 24 hour delay: 60%
Primary concern(s): Anvil Clouds, Lightning, Cumulus Clouds