diff --git a/arches/arches/config.py b/arches/arches/config.py
index 325655b..68dc7ba 100644
--- a/arches/arches/config.py
+++ b/arches/arches/config.py
@@ -1,6 +1,8 @@
 from pathlib import Path
 
-good_pn=['0862470801','0862470601']
+good_pn=['0862470801','0862470701','0862470601']
+
+
 
 pn_threshold = 0.2
 mos_threshold=[0.2,0.3]
diff --git a/data/xspec/apec_pow.xcm b/data/xspec/apec_pow.xcm
new file mode 100644
index 0000000..54699e9
--- /dev/null
+++ b/data/xspec/apec_pow.xcm
@@ -0,0 +1,41 @@
+method leven 10 0.01
+abund wilm
+xsect vern
+cosmo 70 0 0.73
+xset delta 0.01
+systematic 0
+model  TBabs*constant(apec + gaussian + powerlaw)
+        11.4758      0.001          0          0     100000      1e+06
+              1         -1          0          0      1e+10      1e+10
+        2.20672       0.01      0.008      0.008         64         64
+        2.93924       0.01          0          0          5          5
+              0         -1     -0.999     -0.999         10         10
+    0.000804727       0.01          0          0      1e+20      1e+24
+            6.4         -1          0          0      1e+06      1e+06
+            0.1         -1          0          0         10         20
+    1.12493e-15       0.01          0          0      1e+20      1e+24
+              2         -1         -3         -2          9         10
+    0.000106148       0.01          0          0      1e+20      1e+24
+= p1
+        1.21099      0.001          0          0      1e+10      1e+10
+= p3
+= p4
+= p5
+= p6
+= p7
+= p8
+= p9
+= p10
+= p11
+= p1
+        1.16414      0.001          0          0      1e+10      1e+10
+= p3
+= p4
+= p5
+= p6
+= p7
+= p8
+= p9
+= p10
+= p11
+bayes off
diff --git a/data/xspec/load.xcm b/data/xspec/load.xcm
new file mode 100644
index 0000000..1ca5ca9
--- /dev/null
+++ b/data/xspec/load.xcm
@@ -0,0 +1,6 @@
+data 1:1 EPIC_PN_spectrum_grp.fits 2:2 EPIC_MOS1_spectrum_grp.fits 3:3 EPIC_MOS2_spectrum_grp.fits
+ign 1-3:**-1.
+ign 1-3:10.-**
+setpl en
+cpd /xs
+pl lda