Simultaneous Nadir Overpasses (SNOs) between GOES-15 and NPP
TLE Epoch: 2022 9 29.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 09/30/2022   21:57:00   (  -0.29,-128.09) (  -0.32,-128.14)    6.17                80
 10/03/2022   10:00:04   (   0.28,-128.21) (   0.46,-128.88)   77.51                80
 10/04/2022   09:41:19   (   0.28,-128.22) (  -0.56,-124.35)  440.71                80
 10/05/2022   22:03:16   (  -0.26,-128.17) (  -0.58,-129.66)  169.59                80
 10/06/2022   21:47:12   (  -0.27,-128.19) (   0.44,-125.13)  349.05                80
 10/08/2022   10:06:20   (   0.25,-128.29) (   0.71,-130.41)  240.63                80
 10/09/2022   09:50:16   (   0.26,-128.31) (  -0.31,-125.88)  277.72                80
 10/10/2022   22:09:32   (  -0.24,-128.25) (  -0.87,-131.18)  333.29                80
 10/11/2022   21:53:27   (  -0.25,-128.27) (   0.09,-126.64)  185.18                80