Simultaneous Nadir Overpasses (SNOs) between GOES-17 and NPP
TLE Epoch: 2022 2 12.  Predictions up to the next  14.0 days:

     Date     Time(GOES-17)   GOES-17 Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 02/13/2022   10:52:26   (  -0.03,-137.20) (   0.89,-141.30)  468.11                80
 02/14/2022   10:31:01   (  -0.03,-137.19) (  -0.11,-136.77)   47.38                80
 02/16/2022   22:34:13   (   0.01,-137.16) (  -0.10,-137.54)   43.72                80
 02/17/2022   22:18:09   (   0.01,-137.15) (   0.91,-133.01)  471.40                80
 02/19/2022   10:39:57   (  -0.01,-137.14) (   0.26,-138.28)  130.95                80
 02/20/2022   10:18:33   (  -0.01,-137.12) (  -0.75,-133.75)  383.65                80
 02/21/2022   22:40:29   (   0.01,-137.09) (  -0.46,-139.05)  224.40                80
 02/22/2022   22:24:24   (   0.01,-137.07) (   0.55,-134.52)  289.83                80
 02/24/2022   10:46:13   (  -0.00,-137.04) (   0.62,-139.80)  313.92                80
 02/25/2022   10:24:48   (   0.00,-137.02) (  -0.39,-135.27)  199.67                80