Simultaneous Nadir Overpasses (SNOs) between AQUA and NPP over region 
TLE Epoch: 2019 12 20.  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)
 12/24/2019   15:09:44   (  22.62, 159.85) 12/24/2019   15:10:46    (  23.22, 157.27)  273.12             62
 12/27/2019   03:31:35   (  22.67, 147.52) 12/27/2019   03:28:06    (  26.52, 144.81)  508.41            209
 01/01/2020   15:59:10   (  22.64, 147.50) 01/01/2020   16:01:24    (  23.26, 144.61)  304.50            134
 01/09/2020   15:09:43   (  22.60, 159.86) 01/09/2020   15:10:34    (  23.18, 157.29)  271.28             51
 01/12/2020   03:31:33   (  22.66, 147.54) 01/12/2020   03:28:04    (  27.17, 144.68)  578.93            209