ISS position computing service
Project description
Requirements
aiohttp >= 2.1.0
aioredis >= 0.3.1
dateutils >= 0.6.6
pyaml >= 16.12.2
pyephem >= 3.7.6.0
tqdm >= 4.14.0
ujson >= 1.35
Extra
redis
Installing
pip install iss-positioner
Getting started
Start aiohttp application:
#!/usr/bin/env python3
# -*- coding: utf-8 -*-
import logging
import os
from aiohttp.web import run_app
from iss_positioner import ISSPositionerService, util, LOG_FORMAT
DIR = os.path.join(os.path.dirname(__file__))
CFG = util.load_cfg(path=os.path.join(DIR, 'iss-positioner.yml'))
if __name__ == '__main__':
logging.basicConfig(level=logging.DEBUG, format=LOG_FORMAT)
app = ISSPositionerService(config=CFG)
run_app(app, port=80)Usage examples
With using httpie package
Subsat point for date and time:
$ http POST iss-positioner.nkoshelev.tech/coords dt='2017-07-01 17:20:23'
HTTP/1.1 200 OK
Content-Length: 133
Content-Type: application/json; charset=utf-8
Date: Sat, 10 Jun 2017 22:36:34 GMT
Server: Python/3.6 aiohttp/2.1.0
{
"data": [
{
"coords": {
"latitude": 29.1957281567,
"longitude": -60.4502132535
},
"dt": "2017-07-01 17:20:23"
}
],
"error": false,
"error_msg": null
}
Subsat points for date and time range:
$ http POST iss-positioner.nkoshelev.tech/coords start_dt='2017-07-01 17:20:23' end_dt='2017-07-02 00:30:12' step:=3600
HTTP/1.1 200 OK
Content-Length: 590
Content-Type: application/json; charset=utf-8
Date: Sat, 10 Jun 2017 22:36:06 GMT
Server: Python/3.6 aiohttp/2.1.0
{
"data": [
{
"coords": {
"latitude": -45.0957399616,
"longitude": 83.1269171834
},
"dt": "2017-07-01 18:00:00"
},
{
"coords": {
"latitude": 8.7403712481,
"longitude": -66.4947965741
},
"dt": "2017-07-01 19:00:00"
},
{
"coords": {
"latitude": 31.6325051557,
"longitude": 134.4496509433
},
"dt": "2017-07-01 20:00:00"
},
{
"coords": {
"latitude": -51.320569018,
"longitude": 8.3954402804
},
"dt": "2017-07-01 21:00:00"
},
{
"coords": {
"latitude": 24.0613209347,
"longitude": -125.9571602941
},
"dt": "2017-07-01 22:00:00"
},
{
"coords": {
"latitude": 16.9217895882,
"longitude": 73.4462991357
},
"dt": "2017-07-01 23:00:00"
}
],
"error": false,
"error_msg": null
}
Find subsat points in radius:
$ http POST iss-positioner.nkoshelev.tech/radius start_dt="2017-06-24 17:20:23" end_dt="2017-06-26 03:30:12" lon:=45.35 lat:=40.31 dist:=155 sun_angle:='{"$between": [1, 90]}'
HTTP/1.1 200 OK
Content-Length: 5233
Content-Type: application/json; charset=utf-8
Date: Mon, 19 Jun 2017 00:32:45 GMT
Server: Python/3.6 aiohttp/2.1.0
{
"data": {
"2017-06-25": [
{
"coords": [
{
"coord": {
"latitude": 41.6560980011,
"longitude": 45.040654242
},
"dist": 151.9575,
"dt": "2017-06-25 11:33:25",
"geohash": 3612189142451081,
"units": "km"
},
{
"coord": {
"latitude": 41.620011176,
"longitude": 45.1084819436
},
"dist": 147.1127,
"dt": "2017-06-25 11:33:26",
"geohash": 3612189381935032,
"units": "km"
},
...
{
"coord": {
"latitude": 40.5169486871,
"longitude": 47.1061268449
},
"dist": 150.4877,
"dt": "2017-06-25 11:33:56",
"geohash": 3612067477243933,
"units": "km"
}
],
"end": {
"coord": {
"latitude": 40.5169486871,
"longitude": 47.1061268449
},
"dist": 150.4877,
"dt": "2017-06-25 11:33:56",
"geohash": 3612067477243933,
"units": "km"
},
"start": {
"coord": {
"latitude": 41.6560980011,
"longitude": 45.040654242
},
"dist": 151.9575,
"dt": "2017-06-25 11:33:25",
"geohash": 3612189142451081,
"units": "km"
},
"sun_angle": 53.0876931352,
"title": [
45.35,
40.31
],
"traverse": {
"coord": {
"latitude": 41.073352933,
"longitude": 46.116220057
},
"dist": 106.697,
"dt": "2017-06-25 11:33:41",
"geohash": 3612029254672552,
"units": "km"
}
}
]
},
"error": false,
"error_msg": null
}
Find subsat points in radius for few objects:
$ http POST iss-positioner.nkoshelev.tech/radius start_dt="2017-06-24 17:20:23" end_dt="2017-06-26 03:30:12" objects:='[{"title": "Baku", "lat": 40.46, "lon": 49.83}, {"title": "Ozero Baikal", "lon": 107.75, "lat": 53.216}]' dist:=155 sun_angle:='{"$between": [1, 90]}'
HTTP/1.1 200 OK
Content-Length: 10241
Content-Type: application/json; charset=utf-8
Date: Mon, 19 Jun 2017 00:41:49 GMT
Server: Python/3.6 aiohttp/2.1.0
{
"data": {
"2017-06-25": [
{
"coords": [
{
"coord": {
"latitude": 39.3338549124,
"longitude": 48.8792225718
},
"dist": 149.2349,
"dt": "2017-06-25 05:05:32",
"geohash": 3611733843357722,
"units": "km"
},
...
{
"coord": {
"latitude": 40.8865059627,
"longitude": 51.5298727155
},
"dist": 151.0384,
"dt": "2017-06-25 05:06:13",
"geohash": 3614217228560593,
"units": "km"
}
],
"end": {
"coord": {
"latitude": 40.8865059627,
"longitude": 51.5298727155
},
"dist": 151.0384,
"dt": "2017-06-25 05:06:13",
"geohash": 3614217228560593,
"units": "km"
},
"start": {
"coord": {
"latitude": 39.3338549124,
"longitude": 48.8792225718
},
"dist": 149.2349,
"dt": "2017-06-25 05:05:32",
"geohash": 3611733843357722,
"units": "km"
},
"sun_angle": 41.9252071823,
"title": "Baku",
"traverse": {
"coord": {
"latitude": 40.0998146954,
"longitude": 50.1561203599
},
"dist": 48.6902,
"dt": "2017-06-25 05:05:52",
"geohash": 3612624174040669,
"units": "km"
}
},
{
"coords": [
{
"coord": {
"latitude": 39.8750128105,
"longitude": 48.2068732381
},
"dist": 152.528,
"dt": "2017-06-25 11:34:13",
"geohash": 3612454092213748,
"units": "km"
},
...
{
"coord": {
"latitude": 39.1050050778,
"longitude": 49.4737878442
},
"dist": 153.7554,
"dt": "2017-06-25 11:34:33",
"geohash": 3611782396693308,
"units": "km"
}
],
"end": {
"coord": {
"latitude": 39.1050050778,
"longitude": 49.4737878442
},
"dist": 153.7554,
"dt": "2017-06-25 11:34:33",
"geohash": 3611782396693308,
"units": "km"
},
"start": {
"coord": {
"latitude": 39.8750128105,
"longitude": 48.2068732381
},
"dist": 152.528,
"dt": "2017-06-25 11:34:13",
"geohash": 3612454092213748,
"units": "km"
},
"sun_angle": 51.3293668014,
"title": "Baku",
"traverse": {
"coord": {
"latitude": 39.4919632142,
"longitude": 48.8440749049
},
"dist": 136.5807,
"dt": "2017-06-25 11:34:23",
"geohash": 3611732186127579,
"units": "km"
}
}
]
},
"error": false,
"error_msg": null
}
>From LST file:
$ http -f POST iss-positioner.nkoshelev.tech/lst start_dt='2017-06-21 17:20:23' end_dt='2017-06-25 03:30:12' dist=155 sun_angle='{"$between":[60, 90]}' lst@uragan.lst
HTTP/1.1 200 OK
Content-Length: 2773
Content-Type: application/json; charset=utf-8
Date: Sun, 18 Jun 2017 23:18:07 GMT
Server: Python/3.6 aiohttp/2.1.0
{
"data": {
"2017-06-22": [
{
"coords": [
{
"coord": {
"latitude": 46.3698428995,
"longitude": 42.7196744084
},
"dist": 153.2124,
"dt": "2017-06-22 07:42:05",
"geohash": 3707104453628981,
"units": "km"
},
...
{
"coord": {
"latitude": 46.7598274929,
"longitude": 43.8530954719
},
"dist": 153.8867,
"dt": "2017-06-22 07:42:19",
"geohash": 3707422748292802,
"units": "km"
}
],
"end": {
"coord": {
"latitude": 46.7598274929,
"longitude": 43.8530954719
},
"dist": 153.8867,
"dt": "2017-06-22 07:42:19",
"geohash": 3707422748292802,
"units": "km"
},
"start": {
"coord": {
"latitude": 46.3698428995,
"longitude": 42.7196744084
},
"dist": 153.2124,
"dt": "2017-06-22 07:42:05",
"geohash": 3707104453628981,
"units": "km"
},
"sun_angle": 61.0532714812,
"title": "Cimlandskoe vodohran",
"traverse": {
"coord": {
"latitude": 46.5663851782,
"longitude": 43.2842418551
},
"dist": 145.685,
"dt": "2017-06-22 07:42:12",
"geohash": 3707321610769135,
"units": "km"
}
}
]
},
"error": false,
"error_msg": null
}
NikitaKoshelev-MacBook-Pro:responses nkoshelev$
Source code
The latest developer version is available in a github repository: https://github.com/nkoshell/iss-positioner
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