The generator matrix

 1  0  1  1  1  1  1 21  1  1  1 18  1 21  1  1  3  1  1 24  1  1  1  1  0  1  1  1
 0  1  1 26  7 18 17  1  4 21 23  1 16  1 24 14  1 26  1  1  2 20  3 17  0 18  8 16
 0  0 24  0  0 21 21 18  9  6 15 21 15 15  6 12 21 24  3 15 21 24  3 21  3 21  9  6
 0  0  0  9  0 18  0  9  0  0  9  0 18 18  9 18 18  0  0 18  0  9  0  9  9 18  9  9
 0  0  0  0  9  0  0  0 18  0  0  9  9  9  9 18  9 18 18  0  9  9  0  9 18  9  9 18

generates a code of length 28 over Z27 who´s minimum homogenous weight is 48.

Homogenous weight enumerator: w(x)=1x^0+484x^48+846x^50+2060x^51+1944x^52+4122x^53+5420x^54+7776x^55+11232x^56+8020x^57+7776x^58+5526x^59+3038x^60+144x^62+582x^63+64x^66+14x^69

The gray image is a code over GF(3) with n=252, k=10 and d=144.
This code was found by Heurico 1.16 in 10 seconds.