Simultaneous Nadir Overpasses (SNOs) between GOES-15 and NPP
TLE Epoch: 2022 9 28.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 09/28/2022   09:53:48   (   0.30,-128.10) (   0.14,-127.37)   83.15                80
 09/30/2022   21:59:40   (  -0.29,-128.09) (  -0.28,-128.15)    7.02                80
 10/03/2022   10:02:44   (   0.28,-128.20) (   0.42,-128.89)   77.79                80
 10/04/2022   09:41:20   (   0.28,-128.22) (  -0.60,-124.36)  440.31                80
 10/05/2022   22:03:16   (  -0.26,-128.17) (  -0.60,-129.66)  170.03                80
 10/06/2022   21:47:12   (  -0.27,-128.19) (   0.42,-125.13)  348.53                80
 10/08/2022   10:06:20   (   0.25,-128.29) (   0.73,-130.40)  241.27                80
 10/09/2022   09:50:16   (   0.26,-128.30) (  -0.29,-125.87)  277.00                80
 10/10/2022   22:09:32   (  -0.24,-128.24) (  -0.90,-131.17)  334.04                80
 10/11/2022   21:53:27   (  -0.25,-128.26) (   0.13,-126.64)  184.34                80