Simultaneous Nadir Overpasses (SNOs) between GOES-15 and NPP
TLE Epoch: 2023 7 16.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 07/17/2023   13:42:45   (  -0.30, 174.78) (  -0.49, 175.55)   87.61                80
 07/19/2023   02:07:28   (   0.34, 173.22) (  -0.36, 170.16)  348.84                80
 07/20/2023   01:46:06   (   0.31, 172.22) (   0.83, 174.65)  276.95                80
 07/21/2023   14:10:40   (  -0.34, 170.69) (  -0.03, 169.29)  159.31                80
 07/22/2023   13:49:19   (  -0.31, 169.69) (  -1.22, 173.78)  466.22                80
 07/24/2023   02:11:22   (   0.35, 168.13) (   0.43, 168.38)   29.80                80
 07/25/2023   14:35:56   (  -0.38, 166.60) (   0.43, 163.04)  406.49                80
 07/26/2023   14:14:34   (  -0.35, 165.60) (  -0.77, 167.53)  218.65                80
 07/28/2023   02:39:17   (   0.39, 164.05) (  -0.01, 162.13)  218.80                80
 07/29/2023   02:17:56   (   0.37, 163.06) (   1.18, 166.62)  406.20                80
 07/30/2023   14:42:29   (  -0.40, 161.54) (  -0.33, 161.27)   30.93                80