Simultaneous Nadir Overpasses (SNOs) between NOAA-21 and NOAA-19
TLE Epoch: 2023 3 19.  Predictions up to the next  14.0 days:

     Date     Time(NOAA-21) NOAA-21 Lat/Lon Date Time(NOAA-19) NOAA-19 Lat/Lon    Distance(km)  Time Diff(sec)
 03/25/2023   11:44:28   (  75.26, -10.43) 03/25/2023   11:43:18  (  75.24, -12.21)   50.58                70
 03/25/2023   12:35:18   ( -75.54, 156.06) 03/25/2023   12:34:10  ( -75.56, 156.09)    2.38                68
 03/25/2023   13:26:04   (  75.56, -36.69) 03/25/2023   13:25:10  (  75.57, -36.61)    2.74                54
 03/25/2023   14:16:48   ( -75.54, 130.66) 03/25/2023   14:16:09  ( -75.57, 130.64)    2.92                39
 03/25/2023   15:07:34   (  75.56, -62.09) 03/25/2023   15:07:09  (  75.58, -62.06)    2.28                25
 03/25/2023   15:58:19   ( -75.60, 105.12) 03/25/2023   15:58:08  ( -75.58, 105.19)    2.72                11
 03/25/2023   16:49:04   (  75.57, -87.49) 03/25/2023   16:49:08  (  75.60, -87.51)    2.72                 4
 03/25/2023   17:39:49   ( -75.61,  79.72) 03/25/2023   17:40:07  ( -75.60,  79.74)    1.36                18
 03/25/2023   18:30:34   (  75.63,-113.04) 03/25/2023   18:31:06  (  75.61,-112.96)    2.92                32
 03/25/2023   19:21:18   ( -75.62,  54.32) 03/25/2023   19:22:05  ( -75.61,  54.30)    0.81                47
 03/25/2023   20:12:04   (  75.64,-138.44) 03/25/2023   20:13:05  (  75.62,-138.42)    1.70                61
 03/25/2023   21:02:49   ( -75.67,  28.77) 03/25/2023   21:04:04  ( -75.62,  28.85)    5.57                75