Ah, would have thought they would be Ben Cooper's work. The release only said "United Launch Alliance". Let's give his site a link to hat tip!
http://www.launchphotography.com/ULA Release.
The United Launch Alliance Atlas V rocket rolled out this morning to Space Launch Complex 41 in preparation for tomorrow’s NROL-67 launch for the National Reconnaissance Office. Today’s forecast continues to show a 90 percent chance of favorable weather conditions for launch.
Cape Canaveral Air Force Station, Fla. (April 9, 2014) - A United Launch Alliance Atlas V rolls out to Space Launch Complex-41 with a National Reconnaissance Office payload. Launch is set for Thursday, April 10 at 1:45 p.m. EDT. Designated NROL-67, the mission is in support of national defense.
Photo Credit: United Launch Alliance
L-1: Wednesday, April 9
· 1:30 p.m.: Remote camera photographers meet at the Air Force Space and Missile History Center to be escorted to SLC-41
L-0: Thursday, April 10
· 12:15 p.m.: Media meet to be escorted to launch viewing location
Satellite Coordinates
ALL TIMES PACIFIC STANDARD TIME
BARS AND TONE – 12:55 P.M.
PROGRAM START – 1:25 P.M.
LAUNCH TIME – 1:45 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: 10%
Primary concern(s): Thick Clouds
Overall probability of violating weather constraints for 24 hour delay: 20%
Primary concern(s): Thick Clouds and Cumulus Clouds