• MiHAB 3
• XABEN 1

• Pictures from MiHAB 3 can be found on the MiHAB 3 page
• Video from MiHAB 3
• GPS Log (KML format)
• Pictures from XABEN1 can be found here

UKHAS 1 has been found in Essex and has been collected Some damage to payloads due to parachute failure.

LAUNCH : 1.20pm 3/2/07

LAUNCH IS ON (07:44, 3/2/07) Weight change for Tracker 4 - lift + max altitude has been recalculated**

Launch Location : Churchill College, Cambridge (Backup Sunday EARS launchsite Elsworth confirmed Reminder - RADAR reflector will need to be constructed)

Launch Window : Saturday 3rd Feb - 10.30am

Launch Preparation Begins : 9.00am

Flight Plan : Climb to 31km, Cutdown (under Tracker 4 control), Parachute down.

Communication Frequencies :

• GSM
  • XABEN1 (O2)
  • Tracker 4
• Radio
  • XABEN1 - 434.075MHz
  • Tracker 4 - 434.650Mhz RTTY 50 baud
  • mc-'s payload - 434.075MHz - every minute for 15 seconds

Proposed Flight Data:

• Balloon - 1000g
• Payload - 1700g
• Ascent Rate : 320m/min for free lift of 1.3Kg
• Helium needed: 3.9 cu m
• Predicted Burst: 30,200 m (99,000 ft)

• 850mb - Northerly 10-20 knots
• 200mb - North-Westerly 10 knots

Jetstream

Launch Co-ordinator:

• James Coxon (jcoxon)

Launch Team :

• James Coxon
• Ed Moore
• (Ben Firshman)

Payload Team :

• XABEN1 and mc-'s payload - Steve Randall
• Tracker 4 - Henry Hallam + Greg Chadwick
• MiHAB 3 - Laurence Baxter

Recovery Team :

• Steve Randall (RocketBoy)
• Henry Hallam
• Laurence Baxter

Balloon Size : 1000g

Parachute Size : 54“ gives 4m/sec decent rate

Cutdown Device : Fergus-type explosive, with mechanical pin-pull backup. Both controlled by Tracker 4 based on distance/

Payloads:

• XABEN1 - 600g
• mc-'s payload - 250g
• Tracker 4 - 600g
• Mihab 3 - 230g
  • Total = 1680g

Proposed Train Order : Balloon – RADAR reflector - Cutdown – Parachute – Tracker 4 – mc-'s payload – Mihab 3 – Cutdown – Parachute – XABEN1

• Organise helium - done
• Organise Launch site - done
• CAA Permission - done
• Weather Forcast - done
• Build radar reflector (jcoxon)
• Check radio freqs - done
• Sort out recovery team
• Monitor weather (jcoxon)