NU:
Daily and H4 MACD still show a buy signal. However, weekly and monthly MACD show it may fall further.
Action:Buy 0.6535 (15/9 low), SL 0.6435. This SL is below the channel and can be reduced.

GJ:
buy at the lower channel 184.10. If the current open position closes with profit, change 847 to buy at 186.50. [and 456 to buy at 187.40 (15/9 low) ]

this week until now: +0.157%
6 weeks ending 12 September: +6.92%