Simultaneous Nadir Overpasses (SNOs) between NOAA-19 and NPP
TLE Epoch: 2023 12 9.  Predictions up to the next  14.0 days:

     Date     Time(NOAA-19) NOAA-19 Lat/Lon Date Time(NPP) NPP Lat/Lon    Distance(km)  Time Diff(sec)
 12/21/2023   15:00:13   ( -73.50, 121.79) 12/21/2023   15:01:18  ( -73.56, 124.88)   97.85                65
 12/21/2023   15:51:01   (  73.87, -70.03) 12/21/2023   15:52:11  (  73.93, -68.67)   42.48                70
 12/21/2023   16:41:58   ( -74.15,  97.95) 12/21/2023   16:43:00  ( -74.16,  98.06)    3.64                62
 12/21/2023   17:32:53   (  74.18, -94.70) 12/21/2023   17:33:46  (  74.19, -94.68)    0.68                53
 12/21/2023   18:23:55   ( -74.23,  72.66) 12/21/2023   18:24:31  ( -74.22,  72.55)    3.50                36
 12/21/2023   19:14:51   (  74.21,-120.12) 12/21/2023   19:15:16  (  74.19,-120.07)    2.11                25
 12/21/2023   20:05:54   ( -74.21,  47.11) 12/21/2023   20:06:01  ( -74.23,  47.15)    2.93                 7
 12/21/2023   20:56:49   (  74.23,-145.54) 12/21/2023   20:56:47  (  74.25,-145.60)    2.49                 2
 12/21/2023   21:47:52   ( -74.23,  21.69) 12/21/2023   21:47:31  ( -74.24,  21.75)    2.01                21
 12/21/2023   22:38:47   (  74.26,-170.96) 12/21/2023   22:38:17  (  74.26,-170.99)    0.83                30
 12/21/2023   23:29:50   ( -74.26,  -3.73) 12/21/2023   23:29:01  ( -74.25,  -3.64)    2.97                49
 12/22/2023   00:20:45   (  74.29, 163.62) 12/22/2023   00:19:47  (  74.27, 163.61)    2.00                58
 12/22/2023   01:11:47   ( -74.33, -29.02) 12/22/2023   01:10:32  ( -74.30, -29.16)    5.38                75
 12/22/2023   02:02:35   (  74.69, 139.26) 12/22/2023   02:01:26  (  74.72, 137.06)   64.66                69