Simultaneous Nadir Overpasses (SNOs) between NOAA-21 and NOAA-19
TLE Epoch: 2023 11 2.  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)
 11/02/2023   14:02:33   (  74.21, -42.49) 11/02/2023   14:01:20  (  74.19, -43.14)   19.85                73
 11/02/2023   14:53:20   ( -74.35, 124.47) 11/02/2023   14:52:12  ( -74.34, 124.55)    2.43                68
 11/02/2023   15:44:06   (  74.36, -68.24) 11/02/2023   15:43:15  (  74.37, -68.16)    2.78                51
 11/02/2023   16:34:50   ( -74.35,  99.09) 11/02/2023   16:34:11  ( -74.33,  99.01)    3.16                39
 11/02/2023   17:25:36   (  74.36, -93.62) 11/02/2023   17:25:14  (  74.35, -93.69)    2.24                22
 11/02/2023   18:16:20   ( -74.35,  73.72) 11/02/2023   18:16:09  ( -74.36,  73.61)    3.64                11
 11/02/2023   19:07:07   (  74.40,-119.12) 11/02/2023   19:07:12  (  74.38,-119.09)    2.28                 5
 11/02/2023   19:57:51   ( -74.40,  48.22) 11/02/2023   19:58:07  ( -74.40,  48.21)    0.31                16
 11/02/2023   20:48:37   (  74.40,-144.49) 11/02/2023   20:49:10  (  74.42,-144.49)    1.61                33
 11/02/2023   21:39:22   ( -74.44,  22.72) 11/02/2023   21:40:05  ( -74.43,  22.81)    3.15                43
 11/02/2023   22:30:08   (  74.45,-169.99) 11/02/2023   22:31:08  (  74.45,-169.89)    3.00                60
 11/02/2023   23:20:52   ( -74.44,  -2.65) 11/02/2023   23:22:03  ( -74.46,  -2.59)    2.70                71
 11/03/2023   00:11:50   (  75.03, 163.04) 11/03/2023   00:12:56  (  74.95, 166.08)   87.75                66