Link collection from emails

## Batteries

* <https://www.nasa.gov/pdf/287383main_RP-08-75%2006-069-I%20NASA%20Aerospace%20Flight%20Battery%20Program%20_Part%20I-Volume%20II_FINAL_7-10-08_.pdf>

## Lorawan

* <https://www.thethingsnetwork.org/article/ground-breaking-world-record-lorawan-packet-received-at-702-km-436-miles-distance>
* <https://youtu.be/adhWIo-7gr4>

## Parafoil

* <https://www.nps.edu/documents/106608270/107784480/Fields+-+Lower+Stratospheric+Deployment+Testing+of+a+Ram-Air+Parafoil+System.pdf/be8ab409-185b-495b-8a18-5546be31b288>
* <http://www.sjsu.edu/people/nikos.mourtos/docs/Benton.S12.pdf>
* <https://www.google.com/search?rlz=1CDGOYI_enUS805US805&hl=en-US&ei=myTqW5atLoqsjwTTgruwCQ&ins=false&q=high+altitude+balloon+parafoil+return+filetype%3Apdf&oq=high+altitude+balloon+parafoil+return+filetype%3Apdf&gs_l=mobile-gws-wiz-serp.3...1966.5964..6035...0.0..0.205.1692.0j11j1......0....1.........33i299j33i160.s48wBBrSxoA>
* <http://mindworks.shoutwiki.com/wiki/Guided_Parafoil_System>
* <https://scholar.sun.ac.za/bitstream/handle/10019.1/85757/vanderkolf_flight_2013.pdf?sequence=2&isAllowed=y>
* <https://www.google.com/search?q=parafoil+guidance+navigation+control&rlz=1CDGOYI_enUS805US805&oq=parafoil+guidance+navigation+control&aqs=chrome..69i57.12019j0j9&hl=en-US&sourceid=chrome-mobile&ie=UTF-8>
* <https://www.google.com/search?q=autonomous+parafoil+balloon&rlz=1CDGOYI_enUS805US805&oq=autonomous+parafoil+balloon&aqs=chrome..69i57j69i60j69i61.11987j1j4&hl=en-US&sourceid=chrome-mobile&ie=UTF-8>
* <https://hal.archives-ouvertes.fr/hal-01853228/document>
* <https://mospace.umsystem.edu/xmlui/bitstream/handle/10355/64176/Thesis_2018_Herrington.pdf?sequence=1&isAllowed=y>

## Envelope

* <https://www.google.com/search?rlz=1CDGOYI_enUS805US805&hl=en-US&ei=m1TqW5TXFKTHjgSBmp3wCQ&ins=false&q=super+pressure+balloon+calculator&oq=super+pressure+balloon+calculator&gs_l=mobile-gws-wiz-serp.3...8931.10259..10506...0.0..0.138.1037.0j8......0....1.........0i71j35i304i39j30i10j33i10.BxG5bln1yuw>
* <https://github.com/stanford-ssi/balloons-Parafoil?files=1>
* <https://www.google.com/search?q=winzen+engineering&rlz=1CDGOYI_enUS805US805&oq=winzen+engineering&aqs=chrome..69i57.3827j1j9&hl=en-US&sourceid=chrome-mobile&ie=UTF-8>
* <https://www.google.com/search?q=ukhas+super+pressure.&rlz=1CDGOYI_enUS805US805&oq=ukhas+super+pressure.&aqs=chrome..69i57.7282j0j4&hl=en-US&sourceid=chrome-mobile&ie=UTF-8>

## General talent and links of interest

* <http://tt7hab.blogspot.com/?m=1>
* <https://stanfordssi.org/teams/balloons>

## FAA Regulations

* <https://www.law.cornell.edu/cfr/text/14/part-101>

## Satcom

* <http://www.rock7mobile.com/>

## Ads-b

* <https://www.aopa.org/news-and-media/all-news/2017/january/19/ads-b-requirement-clarified-for-nonelectrical-aircraft>
* <https://commons.erau.edu/cgi/viewcontent.cgi?article=3674&context=space-congress-proceedings>
* <https://uavionix.com/uas/>

## Avionics / Ground station

* <http://wiki.glidernet.org/esp32-ogn-tracker>
* <https://www.google.com/search?q=mavlink+lora&rlz=1CDGOYI_enUS805US805&oq=mavlink+lora&aqs=chrome..69i57j0.4939j1j4&hl=en-US&sourceid=chrome-mobile&ie=UTF-8>
* <https://www.google.com/search?q=ardupilot+lora&rlz=1CDGOYI_enUS805US805&oq=ardupilot+lora&aqs=chrome..69i57.4479j0j9&hl=en-US&sourceid=chrome-mobile&ie=UTF-8>
* <https://www.google.com/search?rlz=1CDGOYI_enUS805US805&hl=en-US&biw=375&bih=638&ei=K2TzW4_NMevMjgTKjL6IBA&ins=false&q=mavlink+lora+high+altitude&oq=mavlink+lora+high+altitude&gs_l=mobile-gws-wiz-serp.3..33i299l2.13851.18077..18247...0.0..0.297.2190.0j13j1......0....1.........0i22i30j33i160.BK3CXBmeiAo>
* <https://github.com/Octanis1/Octanis1-Field-Station>
* <https://wiki.octanis.org/orb/fieldbasestation>

## Questions asked

* On Nov 12, 2018, at 16:56, Mark S Harris <marksharristx@gmail.com> wrote:

> The balloon is likely to be more stable than the parafoil. So part of my concern was maintainomg that kind of pointing accuracy on the parafoil. In addition I didn't think the parafoil was going to be air bourne that long.
>
> Any idea on time from being dropped to landing? And of that, how much time is it in freefall before it needs to be up and running and extending the parafoil and then time to when control is needed?
>
