Simultaneous Nadir Overpasses (SNOs) between GOES-15 and NPP
TLE Epoch: 2023 5 4.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 05/04/2023   22:48:54   (  -0.13,-143.11) (   0.36,-140.77)  265.90                80
 05/06/2023   11:13:24   (   0.11,-143.85) (   0.59,-146.09)  254.80                80
 05/07/2023   10:51:59   (   0.12,-144.31) (  -0.52,-141.57)  312.16                80
 05/08/2023   23:16:35   (  -0.10,-144.98) (  -0.55,-146.90)  219.10                80
 05/09/2023   22:55:11   (  -0.12,-145.44) (   0.56,-142.39)  347.45                80
 05/11/2023   11:19:39   (   0.09,-146.16) (   0.45,-147.69)  174.95                80
 05/12/2023   10:58:15   (   0.11,-146.61) (  -0.67,-143.18)  391.20                80
 05/13/2023   23:22:51   (  -0.09,-147.27) (  -0.39,-148.50)  141.12                80
 05/14/2023   23:01:27   (  -0.11,-147.72) (   0.73,-143.99)  425.05                80
 05/16/2023   11:25:55   (   0.08,-148.44) (   0.28,-149.30)   97.95                80
 05/17/2023   11:04:30   (   0.10,-148.88) (  -0.84,-144.78)  467.71                80