diff --git a/geom_files/crmx8M_for_nexus.geom b/geom_files/crmx8M_for_nexus.geom
new file mode 100644
index 0000000..8f8d6dc
--- /dev/null
+++ b/geom_files/crmx8M_for_nexus.geom
@@ -0,0 +1,188 @@
+; Optimized panel offsets can be found at the end of the file
+; Optimized panel offsets can be found at the end of the file
+;
+adu_per_eV = 0.082
+res = 13333.3  
+clen = 0.1217
+photon_energy = 12290
+max_adu = 11000 
+
+dim0 = %
+dim1 = ss
+dim2 = fs
+data = /data/JF17T16V01/data
+
+rigid_group_quad0 = m15,m7,m9,m11
+rigid_group_quad1 = m13,m1,m3,m5
+rigid_group_quad2 = m12,m4,m2,m0
+rigid_group_quad3 = m14,m10,m8,m6
+rigid_group_collection_quads = quad0,quad1,quad2,quad3
+
+mask_file = /sf/cristallina/data/p20558/raw/JF_pedestals/20221018_101546.pixel_mask.h5
+mask = /pixel_mask
+mask_good = 0x1
+mask_bad = 0x0 
+
+m0/min_fs = 0
+m0/min_ss = 0
+m0/max_fs = 1029
+m0/max_ss = 513
+m0/fs = +1.000000x +0.000814y
+m0/ss = -0.000814x +1.000000y
+m0/corner_x = -999.642458
+m0/corner_y = -1664.515501
+
+m1/min_fs = 0
+m1/min_ss = 514
+m1/max_fs = 1029
+m1/max_ss = 1027
+m1/fs = +1.000000x +0.000362y
+m1/ss = -0.000362x +1.000000y
+m1/corner_x = 39.799242
+m1/corner_y = -1594.665501
+
+m2/min_fs = 0
+m2/min_ss = 1028
+m2/max_fs = 1029
+m2/max_ss = 1541
+m2/fs = +1.000000x +0.000339y
+m2/ss = -0.000339x +1.000000y
+m2/corner_x = -999.172458
+m2/corner_y = -1113.325501
+
+m3/min_fs = 0
+m3/min_ss = 1542
+m3/max_fs = 1029
+m3/max_ss = 2055
+m3/fs = +1.000000x -0.000244y
+m3/ss = +0.000244x +1.000000y
+m3/corner_x = 39.292642
+m3/corner_y = -1043.965501
+
+m4/min_fs = 0
+m4/min_ss = 2056
+m4/max_fs = 1029
+m4/max_ss = 2569
+m4/fs = +1.000000x +0.000439y
+m4/ss = -0.000439x +1.000000y
+m4/corner_x = -998.792458
+m4/corner_y = -563.734501
+
+m5/min_fs = 0
+m5/min_ss = 2570
+m5/max_fs = 1029
+m5/max_ss = 3083
+m5/fs = +1.000000x -0.000061y
+m5/ss = +0.000061x +1.000000y
+m5/corner_x = 39.468642
+m5/corner_y = -493.653501
+
+m6/min_fs = 0
+m6/min_ss = 3084
+m6/max_fs = 1029
+m6/max_ss = 3597
+m6/fs = +1.000000x +0.000062y
+m6/ss = -0.000062x +1.000000y
+m6/corner_x = -1067.942458
+m6/corner_y = -13.120701
+
+m7/min_fs = 0
+m7/min_ss = 3598
+m7/max_fs = 1029
+m7/max_ss = 4111
+m7/fs = +1.000000x +0.000058y
+m7/ss = -0.000058x +1.000000y
+m7/corner_x = -29.805658
+m7/corner_y = 55.333999
+
+m8/min_fs = 0
+m8/min_ss = 4112
+m8/max_fs = 1029
+m8/max_ss = 4625
+m8/fs = +1.000000x +0.000505y
+m8/ss = -0.000505x +1.000000y
+m8/corner_x = -1068.292458
+m8/corner_y = 536.798499
+
+m9/min_fs = 0
+m9/min_ss = 4626
+m9/max_fs = 1029
+m9/max_ss = 5139
+m9/fs = +1.000000x +0.000463y
+m9/ss = -0.000463x +1.000000y
+m9/corner_x = -29.422758
+m9/corner_y = 605.193499
+
+m10/min_fs = 0
+m10/min_ss = 5140
+m10/max_fs = 1029
+m10/max_ss = 5653
+m10/fs = +1.000000x -0.000296y
+m10/ss = +0.000296x +1.000000y
+m10/corner_x = -1068.232458
+m10/corner_y = 1087.074499
+
+m11/min_fs = 0
+m11/min_ss = 5654
+m11/max_fs = 1029
+m11/max_ss = 6167
+m11/fs = +1.000000x -0.000162y
+m11/ss = +0.000162x +1.000000y
+m11/corner_x = -30.060558
+m11/corner_y = 1155.674499
+
+m12/min_fs = 0
+m12/min_ss = 6168
+m12/max_fs = 1029
+m12/max_ss = 6681
+m12/fs = -0.000746x +1.000000y
+m12/ss = -1.000000x -0.000746y
+m12/corner_x = -1021.782458
+m12/corner_y = -1066.215501
+
+m13/min_fs = 0
+m13/min_ss = 6682
+m13/max_fs = 1029
+m13/max_ss = 7195
+m13/fs = -0.000324x +1.000000y
+m13/ss = -1.000000x -0.000324y
+m13/corner_x = 1606.827542
+m13/corner_y = -996.073501
+
+m14/min_fs = 0
+m14/min_ss = 7196
+m14/max_fs = 1029
+m14/max_ss = 7709
+m14/fs = +0.002185x +0.999998y
+m14/ss = -0.999998x +0.002185y
+m14/corner_x = -1093.032458
+m14/corner_y = -27.189301
+
+m15/min_fs = 0
+m15/min_ss = 7710
+m15/max_fs = 1029
+m15/max_ss = 8223
+m15/fs = +0.000156x +1.000000y
+m15/ss = -1.000000x +0.000156y
+m15/corner_x = 1537.837542
+m15/corner_y = 42.438499
+
+
+
+
+m0/coffset = -0.000093
+m1/coffset = -0.000093
+m2/coffset = -0.000093
+m3/coffset = -0.000093
+m4/coffset = -0.000093
+m5/coffset = -0.000093
+m6/coffset = -0.000093
+m7/coffset = -0.000093
+m8/coffset = -0.000093
+m9/coffset = -0.000093
+m10/coffset = -0.000093
+m11/coffset = -0.000093
+m12/coffset = -0.000093
+m13/coffset = -0.000093
+m14/coffset = -0.000093
+m15/coffset = -0.000093