diff --git a/test_bao_mixed_observables_cov.txt b/test_bao_mixed_observables_cov.txt
new file mode 100644
index 0000000..ab00160
--- /dev/null
+++ b/test_bao_mixed_observables_cov.txt
@@ -0,0 +1,5 @@
+1.0e-02 0.000000000000000000e+00 0.000000000000000000e+00 0.000000000000000000e+00 0.000000000000000000e+00
+0.000000000000000000e+00 1.0e-02 0.0 0.000000000000000000e+00 0.000000000000000000e+00
+0.000000000000000000e+00 0.0 1.0e-02 0.000000000000000000e+00 0.000000000000000000e+00
+0.000000000000000000e+00 0.000000000000000000e+00 0.000000000000000000e+00 1.0e-02 0.0
+0.000000000000000000e+00 0.000000000000000000e+00 0.000000000000000000e+00 0.0 1.0e-02
\ No newline at end of file
diff --git a/test_bao_mixed_observables_mean.txt b/test_bao_mixed_observables_mean.txt
new file mode 100644
index 0000000..0e9be62
--- /dev/null
+++ b/test_bao_mixed_observables_mean.txt
@@ -0,0 +1,5 @@
+0.29 7.83787 DV_over_rs
+1.31 24.4619 DV_over_rs
+1.31 1.87413 F_AP
+2.34 39.3699 DM_over_rs
+2.34 8.47694 DH_over_rs
\ No newline at end of file