Simultaneous Nadir Overpasses (SNOs) between GOES-15 and NPP
TLE Epoch: 2022 12 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)
 12/01/2022   09:56:04   (   0.04,-127.98) (  -0.13,-127.20)   88.34                80
 12/03/2022   21:56:33   (  -0.03,-127.84) (  -0.07,-127.95)   13.54                80
 12/06/2022   09:59:34   (   0.03,-127.83) (   0.22,-128.68)   96.49                80
 12/07/2022   09:43:29   (   0.04,-127.80) (  -0.80,-124.14)  417.21                80
 12/08/2022   22:02:43   (  -0.02,-127.67) (  -0.41,-129.43)  200.04                80
 12/09/2022   21:46:37   (  -0.03,-127.64) (   0.56,-124.88)  313.43                80
 12/11/2022   10:05:44   (   0.02,-127.65) (   0.55,-130.16)  284.60                80
 12/12/2022   09:49:37   (   0.02,-127.62) (  -0.42,-125.61)  228.55                80
 12/13/2022   22:08:52   (  -0.01,-127.48) (  -0.79,-130.90)  389.49                80
 12/14/2022   21:52:46   (  -0.01,-127.44) (   0.24,-126.36)  123.56                80