Adding v4.0 of Thermal Curve

CHANGES.rst

@@ -1,11 +1,18 @@
-1.2.0
+1.3.0
 =====
 
+- Updates for JWST cycle 4
+- Added v4.0 of version file
+- CI/CD testing updates
+
+1.2.0 (Nov 28, 2022)
+====================
+
 - Updates for JWST cycle 2
 - New thermal file.
 - Updated cache location for updated stray light files.
 
-1.1.2
-=====
+1.1.2 (Mar 25, 2020)
+====================
 
-- -- New thermal file was added to package. Updated documentation and applied the level 1 INS JWST Community Standard to the repository.
+- New thermal file was added to package. Updated documentation and applied the level 1 INS JWST Community Standard to the repository.

jwst_backgrounds/jbt.py

@@ -54,7 +54,7 @@ def __init__(self, ra, dec, wavelength, thresh=1.1):
         self.cache_url = 'https://archive.stsci.edu/missions/jwst/simulations/straylight/sl_cache_2.0/'  # Path to the online location of the background cache
         self.local_path = os.path.join(os.path.dirname(__file__), 'refdata')
         self.wave_file = 'std_spectrum_wavelengths.txt'  # The wavelength grid of the background cache
-        self.thermal_file = 'thermal_curve_jwst_jrigby_v3.0.csv'  # The constant (not time variable) thermal self-emission curve
+        self.thermal_file = 'thermal_curve_jwst_jrigby_v4.0.csv'  # The constant (not time variable) thermal self-emission curve
         self.nside = 128  # Healpy parameter, from generate_backgroundmodel_cache.c .
         self.wave_array, self.thermal_bg = self.read_static_data()
         self.sl_nwave = self.wave_array.size  # Size of wavelength array