#=30*(1-(1-0.01/0.3)^((B5/75)/G$4))					new coeff
def rating	def chance	L70 formula	L75 formula	L75 rounded	2.125
 560	3.37	6.06870450870512	3.36898176767022	3.37	0
 899	5.22	9.12880328692238	5.22175524008489	5.22	0
1433	7.88	13.1752157264068	7.88235070237093	7.88	0
1772	9.42	15.3266037203464	9.42112002517023	9.42	0
2111	10.85	17.2028933697721	10.8528340729299	10.85	0
2450	12.18	18.8392615462514	12.1849408963382	12.18	0
2789	13.42	20.2663870488696	13.4243703702249	13.42	0




#=50*(1-(1-0.01/0.5)^((B24/75)/G$23))					new coeff
shld rating	shld chance	L70 formula	L75 formula	L75 rounded	1.2789
 431	4.34	7.37046077464317	4.33905882737405	4.34	0
 647	6.37	10.6449373369249	6.36986572890426	6.37	0
 840	8.11	13.3573770751684	8.10789975501372	8.11	0
1758	15.48	23.9103096288057	15.4729623172239	15.47	-0.01
1833	16.01	24.6243701236147	16.0140984792351	16.01	0
2107	17.92	27.0709260470326	17.9199517242252	17.92	0
2198	18.53	27.8301217631656	18.5289733627139	18.53	0
2638	21.31	31.1610067408567	21.3144948401163	21.31	0
2703	21.7	31.6086951701848	21.7045428607172	21.7	0
4243	29.54	39.5973764439023	29.5427484241855	29.54	0