Simultaneous Nadir Overpasses (SNOs) between GOES-15 and NPP
TLE Epoch: 2023 8 13.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 08/13/2023   15:17:53   (   0.39, 147.57) (  -0.53, 151.69)  469.60                80
 08/15/2023   03:39:54   (  -0.40, 145.96) (  -0.34, 146.32)   40.13                80
 08/16/2023   16:04:26   (   0.42, 144.45) (   1.21, 140.98)  396.39                80
 08/17/2023   15:43:06   (   0.40, 143.44) (  -0.07, 145.45)  229.70                80
 08/19/2023   04:07:47   (  -0.42, 141.82) (  -0.80, 140.07)  199.05                80
 08/20/2023   03:46:25   (  -0.40, 140.80) (   0.43, 144.55)  428.07                80
 08/21/2023   16:10:58   (   0.41, 139.27) (   0.43, 139.21)    7.06                80
 08/23/2023   04:32:59   (  -0.42, 137.66) (  -1.29, 133.83)  436.08                80
 08/24/2023   04:11:38   (  -0.41, 136.63) (  -0.06, 138.32)  191.41                80
 08/25/2023   16:36:11   (   0.41, 135.10) (   0.86, 132.96)  243.05                80
 08/26/2023   16:14:49   (   0.40, 134.08) (  -0.37, 137.44)  383.95                80