Simultaneous Nadir Overpasses (SNOs) between NOAA-21 and NOAA-19
TLE Epoch: 2023 1 11.  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)
 01/11/2023   12:55:00   (  75.73, -29.23) 01/11/2023   12:53:49  (  75.72, -30.58)   37.05                71
 01/11/2023   13:45:49   ( -75.95, 137.35) 01/11/2023   13:44:48  ( -75.95, 137.48)    3.73                61
 01/11/2023   14:36:34   (  75.92, -55.23) 01/11/2023   14:35:44  (  75.92, -55.36)    3.54                50
 01/11/2023   15:27:19   ( -75.96, 111.95) 01/11/2023   15:26:47  ( -75.97, 112.07)    3.47                32
 01/11/2023   16:18:05   (  75.97, -80.78) 01/11/2023   16:17:43  (  75.94, -80.77)    3.28                22
 01/11/2023   17:08:49   ( -75.96,  86.56) 01/11/2023   17:08:47  ( -75.95,  86.49)    2.35                 2
 01/11/2023   17:59:35   (  75.98,-106.17) 01/11/2023   17:59:42  (  75.96,-106.18)    1.37                 7
 01/11/2023   18:50:19   ( -75.97,  61.17) 01/11/2023   18:50:46  ( -75.97,  61.08)    2.37                27
 01/11/2023   19:41:05   (  75.98,-131.56) 01/11/2023   19:41:41  (  75.99,-131.60)    1.08                36
 01/11/2023   20:31:50   ( -76.02,  35.62) 01/11/2023   20:32:45  ( -76.00,  35.67)    3.11                55
 01/11/2023   21:22:35   (  75.99,-156.96) 01/11/2023   21:23:40  (  76.01,-157.01)    2.93                65
 01/11/2023   22:13:29   ( -76.44,   8.79) 01/11/2023   22:14:36  ( -76.37,  11.58)   73.51                67