Simultaneous Nadir Overpasses (SNOs) near US between AQUA and NPP
TLE Epoch: 2021 4 7.  Predictions up to the next  10.0 days:

Date(AQUA)     Time(AQUA)   AQUA Lat/Lon   Date(NPP)     Time(NPP)    NPP Lat/Lon    Distance (km)   Time Diff(sec)
 04/09/2021   09:24:27   (  20.02,-114.24) 04/09/2021   09:16:07    (  19.84,-114.72)   53.50            500
 04/12/2021   06:30:39   (  44.96, -65.56) 04/12/2021   06:30:14    (  45.31, -67.52)  158.94             25
 04/12/2021   08:08:09   (  49.89, -88.36) 04/12/2021   08:10:16    (  50.38, -90.78)  180.56            127
 04/12/2021   09:47:02   (  49.89,-113.08) 04/12/2021   09:51:44    (  50.48,-116.10)  224.99            282
 04/14/2021   19:06:18   (  49.99, -92.54) 04/14/2021   19:00:32    (  49.67, -94.34)  134.41            346
 04/14/2021   20:45:11   (  49.98,-117.26) 04/14/2021   20:42:00    (  49.56,-119.67)  179.67            191