Simultaneous Nadir Overpasses (SNOs) between NOAA-21 and NOAA-19
TLE Epoch: 2023 2 17.  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)
 02/24/2023   05:43:12   (  75.44,  79.45) 02/24/2023   05:42:01  (  75.44,  77.86)   44.50                71
 02/24/2023   06:34:02   ( -75.71,-114.07) 02/24/2023   06:32:51  ( -75.68,-114.07)    3.21                71
 02/24/2023   07:24:47   (  75.68,  53.32) 02/24/2023   07:23:55  (  75.69,  53.18)    3.83                52
 02/24/2023   08:15:32   ( -75.72,-139.46) 02/24/2023   08:14:50  ( -75.70,-139.50)    2.10                42
 02/24/2023   09:06:18   (  75.74,  27.78) 02/24/2023   09:05:54  (  75.70,  27.75)    3.60                24
 02/24/2023   09:57:02   ( -75.72,-164.85) 02/24/2023   09:56:49  ( -75.72,-164.94)    2.33                13
 02/24/2023   10:47:48   (  75.74,   2.39) 02/24/2023   10:47:53  (  75.72,   2.31)    3.00                 5
 02/24/2023   11:38:32   ( -75.72, 169.76) 02/24/2023   11:38:48  ( -75.73, 169.63)    3.64                16
 02/24/2023   12:29:18   (  75.75, -23.00) 02/24/2023   12:29:52  (  75.74, -23.12)    3.43                34
 02/24/2023   13:20:03   ( -75.78, 144.22) 02/24/2023   13:20:47  ( -75.75, 144.19)    2.93                44
 02/24/2023   14:10:49   (  75.80, -48.54) 02/24/2023   14:11:50  (  75.80, -48.40)    3.89                61
 02/24/2023   15:01:33   ( -75.78, 118.83) 02/24/2023   15:02:46  ( -75.77, 118.76)    2.39                73