srg/heasarc/management/commands/print_rass2rxs.py
2024-04-25 17:50:51 +03:00

61 lines
2.0 KiB
Python

from django.core.management.base import BaseCommand, CommandError
from datetime import date
from heasarc.models import INPUT_DATA_DIR
import datetime
from django.utils import timezone
import astropy
from astropy.io import ascii
import pandas as pd
import pymysql
from sqlalchemy import create_engine
import numpy.ma as ma
from heasarc.tdat import tDat
from heasarc.models import HeasarcTable, TableColumn, HeasarcRASS2RXS, HeasarcObjectClass
from heasarc.models import NSIDE_SOURCES, ORDER
from astropy_healpix import HEALPix
from astropy.coordinates import SkyCoord # High-level coordinates
from astropy.coordinates import ICRS, Galactic, FK4, FK5 # Low-level frames
from astropy.coordinates import Angle, Latitude, Longitude # Angles
import astropy.units as u
def load_heasarc_table(filename):
tdatfile=INPUT_DATA_DIR+'/dump/'+filename
data = astropy.table.Table.read(tdatfile, format='ascii.tdat',encoding='latin1')
hp = HEALPix(nside=NSIDE_SOURCES, order=ORDER, frame=FK5())
for item in data:
healpix = 0
ra = 0.0
dec = 0.0
if not (ma.is_masked(item['ra']) or ma.is_masked(item['dec'])):
ra = float(item['ra'])
dec = float(item['dec'])
crd = SkyCoord(ra, dec, frame=FK5(), unit="deg")
healpix = hp.skycoord_to_healpix(crd)
print("fk5;circle({}, {},0.01)".format(ra,dec))
pass
class Command(BaseCommand):
help = 'Initiates data dase'
# def add_arguments(self, parser):
# parser.add_argument('poll_id', nargs='+', type=int)
def handle(self, *args, **options):
load_heasarc_table('heasarc_rass2rxs.tdat.gz')
return
hp = HEALPix(nside=NSIDE_SOURCES, order=ORDER, frame=FK5())
# update healpix only
srcs = HeasarcXMMSSC.objects.all()
for src in srcs:
crd = SkyCoord(src.ra, src.dec, frame=FK5(), unit="deg")
src.healpix = hp.skycoord_to_healpix(crd)
src.save()
self.stdout.write(self.style.SUCCESS('Done'))