Simultaneous Nadir Overpasses (SNOs) between GOES-15 and NPP
TLE Epoch: 2023 8 23.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 08/24/2023   04:11:37   (  -0.41, 136.70) (  -0.08, 138.32)  184.85                80
 08/25/2023   16:36:10   (   0.42, 135.18) (   0.92, 132.98)  250.63                80
 08/26/2023   16:14:48   (   0.41, 134.16) (  -0.31, 137.46)  375.62                80
 08/28/2023   04:39:30   (  -0.41, 132.55) (  -0.49, 132.07)   54.14                80
 08/29/2023   17:01:22   (   0.40, 131.02) (   1.39, 126.74)  488.09                80
 08/30/2023   16:40:00   (   0.40, 129.99) (   0.15, 131.22)  139.17                80
 09/01/2023   05:04:41   (  -0.40, 128.37) (  -1.00, 125.84)  289.61                80
 09/02/2023   04:43:20   (  -0.40, 127.34) (   0.24, 130.32)  339.20                80
 09/03/2023   17:07:52   (   0.40, 125.78) (   0.60, 124.98)   92.43                80
 09/06/2023   05:08:32   (  -0.40, 123.12) (  -0.19, 124.08)  108.73                80