Simultaneous Nadir Overpasses (SNOs) between GOES-15 and NPP
TLE Epoch: 2022 6 1.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 06/02/2022   10:04:47   (   0.02,-128.06) (   0.49,-130.14)  236.54                80
 06/03/2022   09:48:41   (   0.03,-128.09) (  -0.54,-125.60)  283.49                80
 06/04/2022   22:07:57   (  -0.01,-128.12) (  -0.61,-130.91)  317.08                80
 06/05/2022   21:51:50   (  -0.02,-128.15) (   0.37,-126.36)  203.04                80
 06/07/2022   10:10:57   (  -0.00,-128.19) (   0.79,-131.63)  392.55                80
 06/08/2022   09:54:51   (   0.01,-128.21) (  -0.25,-127.10)  127.14                80
 06/09/2022   22:14:06   (   0.02,-128.24) (  -0.89,-132.41)  474.58                80
 06/10/2022   21:58:00   (   0.00,-128.26) (   0.09,-127.86)   44.89                80
 06/13/2022   09:58:21   (  -0.02,-128.30) (   0.03,-128.60)   33.00                80
 06/14/2022   09:42:14   (  -0.01,-128.31) (  -0.95,-124.05)  485.46                80