Simultaneous Nadir Overpasses (SNOs) between AQUA and NPP over region 
TLE Epoch: 2021 10 12.  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)
 10/13/2021   03:31:44   (  22.65, 147.53) 10/13/2021   03:28:15    (  22.87, 145.59)  199.73            209
 10/18/2021   15:59:19   (  22.62, 147.51) 10/18/2021   16:02:41    (  23.28, 144.47)  319.34            202
 10/21/2021   02:42:14   (  22.66, 159.91) 10/21/2021   02:38:45    (  27.22, 157.17)  578.40            209
 10/26/2021   15:09:48   (  22.60, 159.89) 10/26/2021   15:11:57    (  23.23, 157.16)  288.46            129
 10/29/2021   03:31:36   (  22.67, 147.57) 10/29/2021   03:28:07    (  22.31, 145.76)  191.02            209
 11/03/2021   15:59:07   (  22.61, 147.57) 11/03/2021   16:02:36    (  23.56, 144.57)  324.46            209
 11/06/2021   02:42:01   (  22.64, 159.98) 11/06/2021   02:38:32    (  26.45, 157.40)  498.10            209