Simultaneous Nadir Overpasses (SNOs) between AQUA and NPP over region 
TLE Epoch: 2019 1 30.  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   (  22.62, 147.50) 01/30/2019   16:01:59    (  23.28, 144.49)  316.95            154
 02/07/2019   15:10:00   (  22.64, 159.87) 02/07/2019   15:11:11    (  23.25, 157.18)  283.57             71
 02/10/2019   03:31:52   (  22.67, 147.53) 02/10/2019   03:28:23    (  25.99, 144.85)  458.61            209
 02/15/2019   15:59:29   (  22.63, 147.51) 02/15/2019   16:01:52    (  23.31, 144.52)  315.40            143
 02/23/2019   15:10:04   (  22.58, 159.86) 02/23/2019   15:11:05    (  23.18, 157.18)  282.40             61
 02/26/2019   03:31:54   (  22.66, 147.54) 02/26/2019   03:28:25    (  26.55, 144.73)  517.63            209