Simultaneous Nadir Overpasses (SNOs) between GOES-15 and NPP
TLE Epoch: 2023 9 2.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 09/02/2023   04:43:20   (  -0.40, 127.37) (   0.25, 130.32)  336.24                80
 09/03/2023   17:07:52   (   0.40, 125.84) (   0.59, 124.98)   97.92                80
 09/06/2023   05:08:32   (  -0.40, 123.17) (  -0.18, 124.08)  103.25                80
 09/07/2023   17:33:04   (   0.39, 121.62) (   1.02, 118.73)  329.16                80
 09/08/2023   17:11:42   (   0.39, 120.59) (  -0.17, 123.23)  299.51                80
 09/10/2023   05:36:23   (  -0.38, 118.95) (  -0.65, 117.84)  126.88                80
 09/12/2023   17:36:54   (   0.37, 116.34) (   0.23, 116.98)   72.86                80
 09/14/2023   06:01:35   (  -0.36, 114.69) (  -1.05, 111.59)  352.62                80
 09/15/2023   05:40:14   (  -0.37, 113.63) (   0.21, 116.07)  278.92                80