Simultaneous Nadir Overpasses (SNOs) between AQUA and NPP over region 
TLE Epoch: 2021 1 19.  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)
 01/19/2021   15:59:12   (  22.58, 147.49) 01/19/2021   16:01:23    (  23.25, 144.58)  307.13            131
 01/27/2021   15:09:42   (  22.59, 159.87) 01/27/2021   15:10:39    (  23.19, 157.25)  276.89             57
 01/30/2021   03:31:31   (  22.67, 147.55) 01/30/2021   03:28:02    (  26.63, 144.76)  522.60            209
 02/04/2021   15:59:04   (  22.58, 147.53) 02/04/2021   16:01:22    (  23.27, 144.57)  312.03            138
 02/12/2021   15:09:32   (  22.63, 159.93) 02/12/2021   15:10:38    (  23.21, 157.24)  282.19             66
 02/15/2021   03:31:20   (  22.66, 147.61) 02/15/2021   03:27:51    (  26.07, 144.90)  467.89            209