aboutsummaryrefslogtreecommitdiffstats
diff options
context:
space:
mode:
-rw-r--r--fg21sim/extragalactic/clusters/halo.py14
1 files changed, 6 insertions, 8 deletions
diff --git a/fg21sim/extragalactic/clusters/halo.py b/fg21sim/extragalactic/clusters/halo.py
index 0db0b0d..7343cb1 100644
--- a/fg21sim/extragalactic/clusters/halo.py
+++ b/fg21sim/extragalactic/clusters/halo.py
@@ -290,18 +290,16 @@ class RadioHalo:
return helper.kT_cluster(self.M_obs, z=self.z_obs,
configs=self.configs)
- def kT(self, t=None):
+ @lru_cache()
+ def kT(self, t):
"""
- The ICM mean temperature of the main cluster at cosmic time
- ``t`` (default: ``self.age_begin``).
-
+ The ICM mean temperature of the merged cluster.
Unit: [keV]
"""
- if t is None:
- t = self.age_begin
- mass = self.mass_main(t)
+ M_main = self.mass_main(t)
+ M_sub = self.mass_sub(t)
z = COSMO.redshift(t)
- return helper.kT_cluster(mass=mass, z=z, configs=self.configs)
+ return helper.kT_cluster(mass=M_main+M_sub, z=z, configs=self.configs)
def tau_acceleration(self, t):
"""