Simultaneous Nadir Overpasses (SNOs) between GOES-15 and NPP
TLE Epoch: 2023 8 14.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 08/15/2023   03:39:54   (  -0.41, 145.97) (  -0.33, 146.31)   39.46                80
 08/16/2023   16:04:26   (   0.42, 144.46) (   1.19, 140.97)  397.35                80
 08/17/2023   15:43:05   (   0.40, 143.45) (  -0.03, 145.46)  228.50                80
 08/19/2023   04:07:47   (  -0.42, 141.83) (  -0.78, 140.07)  200.62                80
 08/20/2023   03:46:26   (  -0.40, 140.81) (   0.44, 144.55)  426.31                80
 08/21/2023   16:10:58   (   0.42, 139.29) (   0.41, 139.21)    9.46                80
 08/23/2023   04:32:59   (  -0.42, 137.68) (  -1.27, 133.83)  438.54                80
 08/24/2023   04:11:38   (  -0.41, 136.66) (  -0.05, 138.31)  188.69                80
 08/25/2023   16:36:10   (   0.41, 135.13) (   0.90, 132.97)  246.08                80
 08/26/2023   16:14:49   (   0.40, 134.11) (  -0.33, 137.45)  380.67                80