Nifty will be slightly gap up opening in today's session. The expected opening above the 18020 level and the 18020 to 18080 level is the consolidation range and if nifty breaks the 18080 level this level then the possible upside go up to 18200+ in today's session. in case nifty trades below the 18020 level than possible downside rally up to 100-200 points.