trading levels S&P 500

1/6,10
s&p 500
trading levels lows 1157 highs 1112
R3 1105
R2 1100
R1 1096
N VALUE 1092
S1 1188
S2 1184
S3 1175

This is today's levels that I use

sell as close to the highest level that is possible
buy as close to the lowest level that is possible
and sometimes it gets a little trade between levels if it feels right for the moment