Simultaneous Nadir Overpasses (SNOs) between NOAA-21 and NOAA-19
TLE Epoch: 2023 1 26.  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)
 01/26/2023   04:46:28   (  75.89,  92.33) 01/26/2023   04:45:55  (  75.86,  92.36)    3.44                33
 01/26/2023   05:37:12   ( -75.89,-100.34) 01/26/2023   05:36:55  ( -75.89,-100.28)    1.67                17
 01/26/2023   06:27:58   (  75.90,  66.93) 01/26/2023   06:27:54  (  75.88,  66.94)    1.75                 4
 01/26/2023   07:18:42   ( -75.89,-125.73) 01/26/2023   07:18:54  ( -75.91,-125.70)    2.33                12
 01/26/2023   08:09:28   (  75.91,  41.53) 01/26/2023   08:09:53  (  75.91,  41.53)    0.24                25
 01/26/2023   09:00:12   ( -75.90,-151.13) 01/26/2023   09:00:53  ( -75.93,-151.12)    3.67                41
 01/26/2023   09:50:58   (  75.91,  16.14) 01/26/2023   09:51:52  (  75.93,  16.11)    1.65                54
 01/26/2023   10:41:43   ( -75.95,-176.68) 01/26/2023   10:42:52  ( -75.95,-176.54)    3.76                69
 01/26/2023   11:32:36   (  76.29, -10.53) 01/26/2023   11:33:44  (  76.26,  -8.16)   62.47                68