Simultaneous Nadir Overpasses (SNOs) between GOES-15 and NPP
TLE Epoch: 2022 8 10.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 08/10/2022   10:14:48   (   0.39,-128.07) (   1.22,-131.83)  428.27                80
 08/11/2022   09:53:25   (   0.38,-128.07) (   0.18,-127.31)   87.35                80
 08/13/2022   21:59:18   (  -0.39,-128.06) (  -0.40,-128.07)    2.29                80
 08/16/2022   10:02:22   (   0.39,-128.09) (   0.56,-128.82)   83.35                80
 08/17/2022   09:40:59   (   0.38,-128.09) (  -0.48,-124.30)  432.28                80
 08/18/2022   22:02:56   (  -0.39,-128.06) (  -0.71,-129.60)  174.81                80
 08/19/2022   21:46:52   (  -0.39,-128.06) (   0.27,-125.07)  341.31                80
 08/21/2022   10:08:41   (   0.39,-128.09) (   0.87,-130.35)  256.62                80
 08/22/2022   09:47:17   (   0.38,-128.08) (  -0.11,-125.81)  258.32                80
 08/23/2022   22:09:14   (  -0.39,-128.04) (  -1.08,-131.12)  351.24                80