Simultaneous Nadir Overpasses (SNOs) between GOES-15 and NPP
TLE Epoch: 2023 8 11.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 08/11/2023   03:14:42   (  -0.40, 150.08) (   0.18, 152.55)  282.27                80
 08/12/2023   15:39:14   (   0.41, 148.57) (   0.69, 147.21)  155.09                80
 08/13/2023   15:17:52   (   0.39, 147.57) (  -0.53, 151.69)  470.27                80
 08/15/2023   03:39:54   (  -0.40, 145.96) (  -0.35, 146.32)   40.66                80
 08/16/2023   16:04:26   (   0.42, 144.44) (   1.21, 140.98)  395.22                80
 08/17/2023   15:43:06   (   0.40, 143.42) (  -0.07, 145.45)  231.04                80
 08/19/2023   04:07:47   (  -0.41, 141.81) (  -0.80, 140.07)  197.88                80
 08/20/2023   03:46:25   (  -0.40, 140.78) (   0.42, 144.55)  429.41                80
 08/21/2023   16:10:58   (   0.41, 139.25) (   0.44, 139.21)    5.18                80
 08/23/2023   04:32:59   (  -0.42, 137.64) (  -1.29, 133.83)  434.20                80
 08/24/2023   04:11:38   (  -0.41, 136.61) (  -0.01, 138.30)  193.46                80