Simultaneous Nadir Overpasses (SNOs) between NOAA-19 and NPP
TLE Epoch: 2021 8 14.  Predictions up to the next  14.0 days:

     Date     Time(NOAA-19) NOAA-19 Lat/Lon Date Time(NPP) NPP Lat/Lon    Distance(km)  Time Diff(sec)
 08/16/2021   16:11:44   ( -78.01,  91.87) 08/16/2021   16:12:57  ( -78.04,  91.84)    2.93                73
 08/16/2021   17:02:39   (  78.03,-100.73) 08/16/2021   17:03:42  (  78.01,-100.71)    2.49                63
 08/16/2021   17:53:44   ( -78.02,  66.43) 08/16/2021   17:54:27  ( -78.04,  66.46)    2.12                43
 08/16/2021   18:44:39   (  78.05,-126.16) 08/16/2021   18:45:13  (  78.06,-126.31)    3.62                34
 08/16/2021   19:35:44   ( -78.03,  40.99) 08/16/2021   19:35:57  ( -78.04,  41.07)    2.21                13
 08/16/2021   20:26:39   (  78.06,-151.60) 08/16/2021   20:26:43  (  78.06,-151.70)    2.29                 4
 08/16/2021   21:17:44   ( -78.04,  15.55) 08/16/2021   21:17:27  ( -78.04,  15.68)    3.11                17
 08/16/2021   22:08:39   (  78.07,-177.04) 08/16/2021   22:08:13  (  78.06,-177.09)    1.27                26
 08/16/2021   22:59:44   ( -78.05,  -9.89) 08/16/2021   22:58:58  ( -78.09,  -9.92)    4.02                46
 08/16/2021   23:50:39   (  78.08, 157.52) 08/16/2021   23:49:43  (  78.06, 157.52)    1.48                56
 08/17/2021   00:41:43   ( -78.10, -35.11) 08/17/2021   00:40:28  ( -78.09, -35.30)    4.53                75