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Getting the README up-to-date.

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John Wiseman 2020-06-11 19:38:25 -07:00
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README.md
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@ -27,7 +27,9 @@ other notable place.
The bot takes a screenshot of the aircraft as it currently appears on The bot takes a screenshot of the aircraft as it currently appears on
the ADS-B Exchange's "Global Radar View" web page. the ADS-B Exchange's "Global Radar View" web page.
This code currently powers the following bots: This code currently powers [13
bots](https://twitter.com/i/lists/1263724487435890688), including the
following bots:
* [@SkyCirclesLA](https://twitter.com/SkyCirclesLA), which covers * [@SkyCirclesLA](https://twitter.com/SkyCirclesLA), which covers
the Los Angeles metro area. the Los Angeles metro area.
@ -35,6 +37,11 @@ This code currently powers the following bots:
Francisco Bay area. Francisco Bay area.
* [@SkyCirclesDC](https://twitter.com/SkyCirclesDC), for the * [@SkyCirclesDC](https://twitter.com/SkyCirclesDC), for the
Washington D.C. area. Washington D.C. area.
* [@SkyCirclesR2508](https://twitter.com/SkyCirclesR2508), for the
R-2508 airspace complex over Edwards Air Force Base.
* [@SkyCirclesNTTR](https://twitter.com/SkyCirclesNTTR), for the
Nevada Test and Training Range (including Groom Lake/ Area 51).
## Technologies used ## Technologies used
@ -56,9 +63,9 @@ aircraft on the ADS-B Exchange "global Radar View".
The bot will consider an aircraft to be "circling" if: The bot will consider an aircraft to be "circling" if:
1. In the past 25 minutes, the sum of the aircraft's bearing changes 1. In the past 25 minutes, the sum of the aircraft's bearing changes
is more than 1440 degrees. Port turns cancel out starboard turns (while in the air; not on the ground) is more than 1440 degrees.
and vice versa--there needs to be a net change of at least 1440 Port turns cancel out starboard turns and vice versa--there needs
degrees in one direction. to be a net change of at least 1440 degrees in one direction.
2. The centroid of the last 3 minutes worth of positions must be more 2. The centroid of the last 3 minutes worth of positions must be more
than 2.5 km away from all known airports. than 2.5 km away from all known airports.
@ -128,12 +135,6 @@ radius-km: 10
basestation-sqb: clean-basestation.sqb basestation-sqb: clean-basestation.sqb
``` ```
Create an initial history database:
`echo '{}' > advisory-circular.db`
Make sure you have at least Node version 10.0.0 installed, and then Make sure you have at least Node version 10.0.0 installed, and then
install the node dependencies: install the node dependencies:
@ -156,7 +157,7 @@ more than once every 10 seconds.
* **Do not run the script with a large radius, or adsbexchange.com will * **Do not run the script with a large radius, or adsbexchange.com will
ban your IP.** ban your IP.**
* **Do not run the script more often than once every 10 seconds, or * **Do not run the script more often than once every 15 seconds, or
adsbexchange.com will ban your IP.** adsbexchange.com will ban your IP.**