ACES-21 Flight Info

LAUNCH TIME: Nov 21, 2010 @ 00:00:00 UTC
LAUNCH LOCATION: Denham Springs, La
CUTDOWN TIME: 00:00:00 UTC
AVERAGE ASCENT RATE:
CUTDOWN ALTITUDE: 35,000 ft
TOUCHDOWN TIME: 00:00:00 UTC
TOUCHDOWN LOCATION: Latitude: Longitude:
ACES-21 Frequencies:
Primary Beacon: APRS,144.390 MHz, ID: K5LSU-11
Secondary Beacon: APRS,144.390 MHz, ID: W5YW-11
(This link will not be active until the iridium beacon is fully powered on the day of flight.)

The iridium beacons can also be tracked using the MSU Borealis site – Borealis Flight tracker

Live online tracking of ACES-21
Valid only during flight operations
K5LSU-11 Primary Beacon K5LSU-11 Tracker (single window) K5LSU-11 Range and Bearing to nearest VOR K5LSU-11 Raw Packets
W5YW-11 Secondary Beacon W5YW-11 Tracker (single window) W5YW-11 Range and Bearing to nearest VOR W5YW-11 Raw Packets
Example K5LSU-11 GPS Position Data – $GPGGA sentence.
K5LSU-11>APTT4,WIDE2-1:/143928h3024.74N/09110.75WO000/000/A=000075!wP0!
K5LSU-11 Telemetry Infomation:
example telemetry format: K5LSU-11>APTT4,WIDE2-1:T#000,12.48,0004,305,304,0009
telemetry decode format: K5LSU-11>APRS,WIDE2-1,qAR,KB5LS-1:T#nnn,aa.aa,xxxx,ccc,ddd,tttt

nnn=telemetry record number   ccc=inside temperature in kelvins
aa.aa=main battery volts      ddd=outside temperature in kelvins
xxxx=NOT USED        tttt=timing reference
Example W5YW-11 GPS Position Data – APRS Text format.
W5YW-11>APTT4,WIDE2-1:/143928h3024.74N/09110.75WO000/000/A=000075!wP0!
W5YW-11 Telemetry Infomation:
example telemetry format: W5YW-11>APTT4,WIDE2-1:T#000,12.48,0004,305,304,0009
telemetry decode format: W5YW-11>APRS,WIDE2-1,qAR,KB5LS-1:T#nnn,aa.aa,xxxx,ccc,ddd,tttt

nnn=telemetry record number   ccc=inside temperature in kelvins
aa.aa=main battery volts      ddd=outside temperature in kelvins
xxxx=NOT USED        tttt=timing reference
Live Map Tracking. Only valid during an active flight

Flight Systems:

Balloon Manufacturer Scientific Sales
Balloon Type latex
Balloon Size 2000 gram
Nozzle Lift ~17.5 pounds (estimate)
Free Lift % ~5.6 pounds (estimate)
Ascent Rate 1000 fpm (target)
Descent Rate 1400 fpm (estimate)
Peak Altitude 100,000 ft. (target)
Launch Conditions TBD

Payload Configuration:

Parachute: Skyangle 60"
Cutdown Apparatus: Nichrome heating element to melt nylon cord attaching top of parachute to balloon.  Controlled by ground command through location beacon transceiver.  Contains own batteries. Also contains audio beeper.
Primary Beacon: MicroTrak TT4 transceiver transmitting MHz at 500mW sending APRS packet data every 37s. Call K5LSU-11
Trimble Lassen iQ GPS/Active patch antenna.
Telemetry, Battery Voltage, Pressure, Temperature (in, out)
Antenna: Half wave flexible J-Pole
Secondary Beacon: MicroTrak TT4 transceiver transmitting APRS,144.390 MHz MHz at 500mW sending APRS packet data every 79s. Call W5YW-11
Trimble Lassen iQ GPS/Active patch antenna.
Telemetry, Battery Voltage, Pressure, Temperature (in, out)
Antenna: Half wave flexible J-Pole
Structure: Flight train string, spreader bar, payload clips
Total Flight Support System: TBA
Experiment 01:
Experiment 02:
Experiment 03:
Experiment 04:
Experiment 05:
Experiment 06:
Experiment 07:
  Total Weight = 11 lbs