def main():
"""Main function... makes 'forward declarations' of helper functions unnecessary"""
# Constants
groundstation_name = 'Wallops Antenna'
groundstation_address = 'Radar Road, Temperanceville, VA 23442'
satnum = 25544 # ISS = 25544
saturl="http://www.celestrak.com/NORAD/elements/stations.txt"
gs_minimum_elevation_angle = 10.0
# Alternate constants
gs_alt_lat = 37.854886 # Only needed if address not found
gs_alt_lon = -75.512936 # Ditto
gs_alt_el_meters = 3.8 # Ditto
gs_alt_tz_offset_seconds = -18000.0 # Ditto
gs_tzname = 'US/Eastern'
# Construct the ground station info
try:
# Try to use the address...
gs = GroundStation.from_address(groundstation_address, \
groundstation_name, \
gs_minimum_elevation_angle)
except:
# Otherwise, use explicit location data...
gs = GroundStation.from_location(gs_alt_lat, gs_alt_lon, \
gs_alt_el_meters, \
gs_tzname, \
groundstation_name, \
gs_minimum_elevation_angle)
# Times we need
now = datetime.now()
gs_today = gs.get_tz().localize(datetime(now.year, now.month, now.day))
gs_today_start = gs.get_tz().localize(datetime(now.year, now.month, now.day, \
0, 0, 0))
gs_today_end = gs.get_tz().localize(datetime(now.year, now.month, now.day, \
23, 59, 59))
# Get the InviewCalculator and compute the inviews
st = SatelliteTle(satnum, tle_url=saturl)
ic = InviewCalculator(gs, st)
inviews = ic.compute_inviews(gs_today_start, gs_today_end)
# Print the results
print_satellite_header(st)
print_inview_header(gs.get_minimum_elevation_angle(), gs_today, gs)
print_inviews(gs, inviews)
print_azeltables(inviews, ic)
def init_groundstation():
# Ground station stuff
gs_lat = 39.50417
gs_lon = -80.218615
gs_el_meters = 359.664
gs_tzname = 'US/Eastern'
groundstation_name = 'Fairmont'
gs_minimum_elevation_angle = 10.0
gs_observer = Observer()
gs_observer.lat = gs_lat * math.pi / 180.0
gs_observer.lon = gs_lon * math.pi / 180.0
gs_observer.elevation = gs_el_meters
# Times we need
now = datetime.now()
tomorrow = now + timedelta(1)
gs_observer.date = now
#now += timedelta(hours=14) # testing
#tomorrow = now + timedelta(hours=4) # testing
gs_tz = timezone(gs_tzname)
gs_start = gs_tz.localize(now)
gs_end = gs_tz.localize(tomorrow)
#print(gs_start)
#print(gs_end)
gs = GroundStation.from_location(gs_lat, gs_lon, \
gs_el_meters, \
gs_tzname, \
groundstation_name, \
gs_minimum_elevation_angle)
return [gs, gs_observer, gs_tz, gs_start, gs_end]
def create_az_el_range_report(base_output_dir, tz, start_day, end_day, data):
ground_station = GroundStation.from_config(data.get('ground_station', []))
sat_of_interest = SatelliteTle.from_config(data.get('satellite', []))
# sys.stderr.write(sat_of_interest.__repr__() + "\n") # debug
time_step_seconds = Configuration.get_config_float(
data.get('time_step_seconds', '15'), 1, 600, 15)
aerg = AzElRangeReportGenerator(base_output_dir, ground_station, 0,
sat_of_interest, tz, start_day, end_day,
time_step_seconds)
aerg.generate_report()
def create_satellite_overflight_report(base_output_dir, tz, data):
sat_tle = SatelliteTle.from_config(data.get('satellite', []))
ground_station = GroundStation.from_config(data.get('ground_station', []))
common_sat_name = data.get('common_satellite_name',
sat_tle.get_satellite_name())
common_gs_name = data.get('common_ground_station_name',
ground_station.get_name())
sorg = SatelliteOverflightReportGenerator(base_output_dir, sat_tle,
ground_station, tz,
common_sat_name, common_gs_name)
sorg.generate_report()
def create_angular_separation_report(base_output_dir, tz, start_day, end_day,
data):
ground_station = GroundStation.from_config(data.get('ground_station', []))
sat_of_interest = SatelliteTle.from_config(
data.get('satellite_of_interest', []))
other_sats = []
other_sats_data = data.get('other_satellites', [])
for sat in other_sats_data:
other_sats.append(SatelliteTle.from_config(sat))
asrg = AngularSeparationReportGenerator(base_output_dir, ground_station,
sat_of_interest, other_sats, tz,
start_day, end_day)
asrg.generate_report()
def create_satellite_html_report(base_output_dir, tz, inviews, contacts, insun,
start_day, end_day, time_step_seconds, data):
sat_tle = SatelliteTle.from_config(data.get('satellite', []))
ground_station_list = []
gs_list = data.get('ground_stations', [])
for gs in gs_list:
ground_station_list.append(GroundStation.from_config(gs))
aer_days = Configuration.get_config_int(data.get('num_aer_days', '0'), 0,
10, 0)
shrg = SatelliteHtmlReportGenerator(base_output_dir, sat_tle, ground_station_list, tz, inviews, contacts, insun, aer_days, \
start_day, end_day, time_step_seconds)
shrg.generate_report()
def create_ground_station_html_report(base_output_dir, tz, inviews, start_day,
end_day, data):
ground_station = GroundStation.from_config(data.get('ground_station', []))
sat_list = []
sat_data_list = data.get('satellites', [])
for sat in sat_data_list:
sat_list.append(SatelliteTle.from_config(sat))
aer_days = Configuration.get_config_int(data.get('num_aer_days', '0'), 0,
10, 0)
gshrg = GroundStationHtmlReportGenerator(base_output_dir, ground_station,
sat_list, tz, inviews, aer_days,
start_day, end_day)
gshrg.generate_report()
def main():
"""Main function... makes 'forward declarations' of helper functions unnecessary"""
conf_file = "config/sat_html_report.config"
if (len(sys.argv) > 1):
conf_file = sys.argv[1]
#sys.stderr.write("conf_file: %s\n" % conf_file)
with open(conf_file) as json_data_file:
data = json.load(json_data_file)
#base_output_dir = Configuration.get_config_directory(data.get('base_output_directory',tempfile.gettempdir()))
tz = Configuration.get_config_timezone(data.get('timezone', 'US/Eastern'))
inviews = Configuration.get_config_boolean(data.get('inviews', 'false'))
contacts = Configuration.get_config_boolean(data.get('contacts', 'false'))
insun = Configuration.get_config_boolean(data.get('insun', 'false'))
start_day = Configuration.get_config_int(data.get('start_day', '0'), -180,
180, 0)
end_day = Configuration.get_config_int(data.get('end_day', '0'), -180, 180,
0)
time_step_seconds = Configuration.get_config_float(
data.get('time_step_seconds', '15'), 1, 600, 15)
sat_tle = SatelliteTle.from_config(data.get('satellite', []))
ground_station = GroundStation.from_config(data.get('ground_station', []))
# Determine the time range for the requested day
day_date = datetime.now() + timedelta(days=start_day)
day_year = day_date.year
day_month = day_date.month
day_day = day_date.day
start_time = tz.localize(datetime(day_year, day_month, day_day, 0, 0, 0))
end_time = tz.localize(datetime(day_year, day_month, day_day, 23, 59, 59))
# Get the InviewCalculator and compute the inviews
base_ic = InviewCalculator(ground_station, sat_tle)
base_inviews = []
base_inviews = base_ic.compute_inviews(start_time, end_time)
for iv in base_inviews:
print(iv) # debug
start_time = iv[0].astimezone(tz)
end_time = iv[1].astimezone(tz)
azels = base_ic.compute_azels(iv[0], iv[1], time_step_seconds)
for azel in azels:
#print(" %s, %7.2f, %6.2f, %7.1f\n" % (azel[0].astimezone(tz), azel[1], azel[2], azel[3])) # convert to specified time zone
print(" %s, %7.2f, %6.2f, %7.1f" %
(azel[0].astimezone(tz), azel[1], azel[2],
azel[3])) # convert to specified time zone
def create_azel_cmd_telemetry_report(tz, tlmfile, cmdfile, pngfile, data):
satnum = data.get('satellite', [])['number']
ground_station = GroundStation.from_config(data.get('ground_station', []))
tle = SatelliteTle.from_config(data.get('satellite', []))
show_track = Configuration.get_config_boolean(
data.get('show_track', 'false'))
aer = AzElRangeReportGenerator("",
ground_station,
1,
tle,
tz,
0,
time_step_seconds=15)
(fig, ax) = aer.create_polar_fig_and_ax()
aer.generate_azelrange_plot_groundconstraints(ax)
satdata = {}
tlmdata = {}
if (tlmfile is not None):
process_telem_file(tlmfile, tz, satnum, ground_station, data, satdata,
tlmdata)
hidata = {}
lowdata = {}
cleardata = {}
nre = {}
if (cmdfile is not None):
hidata = process_cmd_file(cmdfile, tz, satnum, ground_station, data,
satdata,
re.compile("CADET_FIFO_REQUEST.*FLAGS [1H]"),
True)
lowdata = process_cmd_file(
cmdfile, tz, satnum, ground_station, data, satdata,
re.compile("CADET_FIFO_REQUEST.*FLAGS [^1H]"), True)
cleardata = process_cmd_file(cmdfile, tz, satnum, ground_station,
data, satdata,
re.compile("CADET_FIFO_CLEAR"), True)
nre = process_cmd_file(cmdfile, tz, satnum, ground_station, data,
satdata, re.compile("CADET_FIFO"), False)
if (show_track):
for j in satdata.keys():
d = satdata[j]
for i in range(len(d.plotinviews)):
if (d.plotinviews[i]):
icazels = d.inview_computer.compute_azels(
d.inviews[i][0], d.inviews[i][1], 15)
aer.generate_azelrange_plot_track(
ax, "%s %s" % (tle.get_satellite_name(), j), icazels,
4) # Hardwire every 4
for i in tlmdata.keys():
aer.generate_azelrange_plot_points(ax, "Telemetry", "#00FF00",
tlmdata[i])
for i in cleardata.keys():
aer.generate_azelrange_plot_points(ax, "Clear Data Cmd", "#FF0000",
cleardata[i])
for i in hidata.keys():
aer.generate_azelrange_plot_points(ax, "High Data Request", "#0000FF",
hidata[i])
for i in lowdata.keys():
aer.generate_azelrange_plot_points(ax, "Low Data Request", "#9900FF",
lowdata[i])
for i in nre.keys():
aer.generate_azelrange_plot_points(ax, "NRE Cmd", "#FF6600", nre[i])
ax.legend(loc=1, bbox_to_anchor=(1.12, 1.12))
plt.figure(1)
plt.savefig(pngfile)
def main():
ground_station = GroundStation()
ground_station.main()
def main():
"""Main function... makes 'forward declarations' of helper functions unnecessary"""
parser = argparse.ArgumentParser()
parser.add_argument("-s", "--satnum", help="Specify satellite number (e.g. 25544=ISS, 43852=STF-1)", \
type=int, metavar="[1-99999]", choices=range(1,99999), default=43852)
parser.add_argument("-t",
"--time",
help="Specify date/time (UTC)",
type=ArgValidator.validate_datetime,
metavar="YYYY-MM-DDTHH:MM:SS",
default=datetime.now())
parser.add_argument("-r", "--endtime", help="Specify date time range with this end date/time (UTC)", \
type=ArgValidator.validate_datetime, metavar="YYYY-MM-DDTHH:MM:SS", default=None)
parser.add_argument("-d", "--timestep", help="Specify time step (delta) in seconds for tabular data", \
type=int, metavar="[1-86400]", choices=range(1,86400), default=60)
parser.add_argument("-p",
"--tle",
help="Print TLE information",
action="store_true")
parser.add_argument("-u",
"--sun",
help="Print sun/umbra/penumbra information",
action="store_true")
parser.add_argument("-e",
"--ecef",
help="Print ECEF ephemeris",
action="store_true")
parser.add_argument("-i",
"--eci",
help="Print ECI ephemeris",
action="store_true")
parser.add_argument(
"-l",
"--lla",
help=
"Print latitude, longitude, altitude (geodetic degrees, altitude in km above WGS-84 ellipsoid) ephemeris",
action="store_true")
parser.add_argument(
"-f",
"--file",
help="TLE file to use (instead of looking up the TLE on CelesTrak)",
type=ArgValidator.validate_file,
default=None)
parser.add_argument("-m",
"--mag",
help="Print geomagnetic data",
action="store_true")
parser.add_argument("-a",
"--aer",
help="Print az/el/range from ground station",
action="store_true")
parser.add_argument("-x", "--longitude", help="Specify longitude (degrees) of ground station", \
type=float, default=-79.825518056)
parser.add_argument("-y", "--latitude", help="Specify latitude (degrees) of ground station", \
type=float, default=38.43685028)
parser.add_argument("-z", "--elevation", help="Specify elevation (meters) of ground station", \
type=float, default=842.0)
parser.add_argument("-v",
"--iirv",
help="Print improved interrange vector (IIRV) format",
action="store_true")
args = parser.parse_args()
if (args.file is not None):
st = SatelliteTle(args.satnum, tle_file=args.file)
else:
saturl = "http://www.celestrak.com/cgi-bin/TLE.pl?CATNR=%s" % args.satnum
st = SatelliteTle(args.satnum, tle_url=saturl)
if (args.tle):
print_tle_data(st)
if (args.eci):
if (args.endtime is None):
point = st.compute_ephemeris_point(args.time)
print_ephemeris_point(st, point)
else:
table = st.compute_ephemeris_table(args.time, args.endtime,
args.timestep)
print_ephemeris_table(st, table)
if (args.ecef):
#print "ECEF is not implemented"
if (args.endtime is None):
point = st.compute_ephemeris_point(args.time)
print_ephemeris_point(st, point, False)
else:
table = st.compute_ephemeris_table(args.time, args.endtime,
args.timestep)
print_ephemeris_table(st, table, False)
if (args.lla):
if (args.endtime is None):
llap = st.compute_lonlatalt_point(args.time)
print_lonlatalt(st, llap)
else:
table = st.compute_lonlatalt_table(args.time, args.endtime,
args.timestep)
print_lonlatalt_table(st, table)
if (args.mag):
if (args.endtime is None):
llap = st.compute_lonlatalt_point(args.time)
print_mag(st, llap)
else:
table = st.compute_lonlatalt_table(args.time, args.endtime,
args.timestep)
print_mag_table(st, table)
if (args.aer):
gs = GroundStation(lat=args.latitude,
lon=args.longitude,
el_meters=args.elevation)
ic = InviewCalculator(gs, st)
if (args.endtime is None):
args.endtime = args.time
azels = ic.compute_azels(args.time, args.endtime, args.timestep)
print_azelrange_table(azels)
if (args.sun):
if (args.endtime is None):
sun_state = st.get_satellite_sun_state(args.time)
if (sun_state == st.InSun):
in_sun = "in sun"
elif (sun_state == st.InPenumbra):
in_sun = "in penumbra"
else:
in_sun = "in umbra"
print("===== SUN =====")
print("Satellite is %s" % in_sun)
else:
tables = st.compute_sun_times(args.time, args.endtime)
print_sun_times_table(st, args.time, args.endtime, tables)
if (args.iirv):
if (args.endtime is None):
point = st.compute_ephemeris_point(args.time)
print_iirv_point(st, point)
else:
table = st.compute_ephemeris_table(args.time, args.endtime,
args.timestep)
print_iirv_points(st, table)
def create_inview_list_report(base_output_dir, tz, start_day, end_day, data):
sat_tle = SatelliteTle.from_config(data.get('satellite', []))
ground_station = GroundStation.from_config(data.get('ground_station', []))
ilrg = InviewListReportGenerator(base_output_dir, sat_tle, ground_station,
tz, start_day, end_day)
ilrg.generate_report()