Simultaneous Nadir Overpasses (SNOs) between AQUA and NPP over region 
TLE Epoch: 2019 1 29.  Predictions up to the next  30.0 days:

Date(AQUA)     Time(AQUA)   AQUA Lat/Lon   Date(NPP)     Time(NPP)    NPP Lat/Lon    Distance (km)   Time Diff(sec)
 01/30/2019   15:59:25   (  22.64, 147.51) 01/30/2019   16:01:59    (  23.30, 144.50)  316.89            154
 02/07/2019   15:10:01   (  22.60, 159.86) 02/07/2019   15:11:12    (  23.21, 157.17)  283.67             71
 02/10/2019   03:31:52   (  22.64, 147.53) 02/10/2019   03:28:23    (  25.98, 144.85)  459.70            209
 02/15/2019   15:59:29   (  22.60, 147.50) 02/15/2019   16:01:52    (  23.26, 144.51)  315.40            143
 02/23/2019   15:10:04   (  22.62, 159.87) 02/23/2019   15:11:04    (  23.24, 157.20)  282.06             60