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High Altitude Ballooning for Brazillians without Helium

For Brazilians it can be quite difficult to find any documentation if you are trying to fly your balloon legally. Here you can find attached the procedures to do it accordingly to the Brazilian Air Force (Aeronautica) procedures.

Brazilian law on crazy flying objects: (NOTAM = Notação ao Aéro-Navegante (M ???))

notam.pdf

What we need:

I Just bought this one:

8238 Meteorological Balloon, 350 Grams

World Records

Rank

Altitude

Date

Mission/Program

1

39130 m

10 Jul 09

NS-22x (MdSGC/UMD)

2

38994 m

07 Nov 09

LASA-6

3

38237 m

20 May 08

PBH-7 (LM/Cornell U)

4

37684 m

15 June 06

LPSU

5

37460 m

09 May 09

LASA-3

6

37383 m

30 Aug 10

CNSP

7

37327 m

01 Aug 09

SOB-IX (AR1)

8

37272 m

09 May 09

LASA-4

9

37123 m

05 Sep 09

L-100-D (Iowa State)

10

36735 m

20 Mar 99

Norm Kjome (KB7ZJT)

Specifications

(novalynx)

Model

Nominal Weight

Color

Neck Diameter

Uninflated Diameter

Std Inflated Diameter

Burst Diameter

gm

mm

cm

cm

cm

Pilot Balloons

400-8210

10

red

23

8

46

60

400-8211

10

black

23

8

46

60

400-8230

30

red

14

18

64

102

400-8231

30

black

14

18

64

102

400-8232

30

natural

14

18

64

102

400-8233

100

red

14

35

74

133

400-8234

100

black

14

35

74

133

400-8235

100

natural

14

35

74

133

400-8236

200

natural

32

48

118

270

Sounding Balloons

400-8237

300

natural

32

60

154

390

400-8239

500

natural

32

83

175

540

400-8242

800

natural

32

108

185

680

Performance Test Specifications

Balloon Weight

Free Lift

Payload

Gross Lift

Inflation Volume

Inflation Diameter

Ascent Rate

Altitude at Burst

gm

gm

gm

gm

m3

m

m/min

km

Pilot Balloons

10

50

--

60

0.05

0.5

150

7

30

140

--

170

0.16

0.7

200

12.5

100

160

--

260

0.24

0.8

200

15

200

850

--

1050

0.96

1.2

350

19

Sounding Balloons

300

1400

630

2330

2.1

1.6

400

21

500

1700

1150

3350

3.1

1.8

400

24.5

800

2000

1150

3950

3.6

1.9

400

28

Where to buy weather balloons?

This one looks cool and cheap http://www.weatherballoon.co/

http://www.kaymont.com/

http://www.scientificsales.com/Meteorological-Balloons-Weather-Balloons-Sounding-Balloon-s/25.htm

http://www.novalynx.com/400-balloons.html

http://www.yunhuanelectronics.com/Meteorological_balloons_manufactured.htm

SpaceBalloon (last edited 2010-11-19 19:30:09 by barmak)