Simultaneous Nadir Overpasses (SNOs) between GOES-15 and NPP
TLE Epoch: 2022 8 14.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 08/16/2022   10:02:22   (   0.39,-128.08) (   0.58,-128.81)   84.16                80
 08/17/2022   09:40:59   (   0.38,-128.08) (  -0.46,-124.29)  431.41                80
 08/18/2022   22:02:56   (  -0.39,-128.06) (  -0.73,-129.60)  175.09                80
 08/19/2022   21:46:52   (  -0.38,-128.06) (   0.31,-125.07)  340.92                80
 08/21/2022   10:08:41   (   0.39,-128.08) (   0.89,-130.34)  257.86                80
 08/22/2022   09:47:16   (   0.38,-128.07) (  -0.10,-125.81)  256.99                80
 08/23/2022   22:09:14   (  -0.39,-128.03) (  -1.09,-131.11)  352.03                80
 08/24/2022   21:53:10   (  -0.38,-128.02) (  -0.04,-126.59)  163.42                80
 08/26/2022   10:14:58   (   0.38,-128.04) (   1.24,-131.86)  434.93                80
 08/27/2022   09:53:34   (   0.38,-128.03) (   0.25,-127.33)   79.70                80