Simultaneous Nadir Overpasses (SNOs) between GOES-15 and NPP
TLE Epoch: 2022 8 15.  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) (   0.57,-128.82)   84.33                80
 08/17/2022   09:40:59   (   0.38,-128.07) (  -0.48,-124.29)  431.15                80
 08/18/2022   22:02:56   (  -0.39,-128.06) (  -0.72,-129.60)  175.21                80
 08/19/2022   21:46:52   (  -0.38,-128.06) (   0.27,-125.06)  340.75                80
 08/21/2022   10:08:41   (   0.39,-128.07) (   0.87,-130.34)  258.35                80
 08/22/2022   09:47:16   (   0.38,-128.06) (  -0.11,-125.81)  256.45                80
 08/23/2022   22:09:14   (  -0.39,-128.02) (  -1.07,-131.12)  352.42                80
 08/24/2022   21:53:09   (  -0.38,-128.02) (  -0.09,-126.58)  162.99                80
 08/26/2022   10:14:59   (   0.38,-128.04) (   1.23,-131.86)  435.69                80
 08/27/2022   09:53:34   (   0.38,-128.02) (   0.24,-127.33)   78.85                80