Tested my water parameters manually over the weekend as a double check against the auto testers.
Ca 400
Mg 1440
KH 8.9
Phosphate (Hanna) : 0.26ppm
Nitrate : Based on color on Salifert test kit, estimate ~ 15ppm
Potassium : Didn't test. Test kit expired.
Some recent random iphone pics with blue light & DD lens
Chalice (blue light & DD lens)
6am view of Mika's space invader pectinia