Simultaneous Nadir Overpasses (SNOs) between GOES-15 and NPP
TLE Epoch: 2023 5 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)
 05/14/2023   23:01:33   (  -0.11,-147.75) (   0.73,-144.02)  425.30                80
 05/16/2023   11:26:03   (   0.08,-148.46) (   0.31,-149.32)   99.10                80
 05/17/2023   11:04:39   (   0.10,-148.91) (  -0.81,-144.81)  466.44                80
 05/18/2023   23:29:17   (  -0.07,-149.58) (  -0.21,-150.16)   66.15                80
 05/19/2023   23:07:54   (  -0.09,-150.02) (   0.91,-145.65)  499.02                80
 05/21/2023   11:32:23   (   0.05,-150.72) (   0.11,-150.95)   26.74                80
 05/23/2023   23:32:57   (  -0.05,-151.81) (  -0.05,-151.78)    4.10                80
 05/26/2023   11:36:03   (   0.04,-152.94) (  -0.05,-152.57)   41.78                80
 05/27/2023   23:58:00   (  -0.01,-153.59) (  -1.00,-157.91)  493.11                80