Simultaneous Nadir Overpasses (SNOs) between GOES-17 and NPP
TLE Epoch: 2023 1 25.  Predictions up to the next  14.0 days:

     Date     Time(GOES-17)   GOES-17 Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 01/25/2023   09:25:26   (   0.02,-121.87) (  -0.53,-119.46)  274.72                80
 01/27/2023   21:25:48   (  -0.02,-118.96) (  -0.29,-120.08)  128.33                80
 01/28/2023   21:09:39   (  -0.02,-117.81) (   0.48,-115.49)  263.00                80
 01/31/2023   09:09:53   (   0.02,-114.88) (   0.28,-116.10)  138.54                80
 02/01/2023   08:53:45   (   0.02,-113.72) (  -0.50,-111.51)  252.49                80
 02/03/2023   20:54:06   (  -0.03,-110.80) (  -0.34,-112.13)  151.62                80
 02/04/2023   20:37:57   (  -0.03,-109.64) (   0.44,-107.54)  239.41                80
 02/07/2023   08:38:10   (   0.03,-106.71) (   0.35,-108.13)  162.09                80