Simultaneous Nadir Overpasses (SNOs) between NOAA-21 and METOP-C
TLE Epoch: 2023 10 27.  Predictions up to the next  14.0 days:

     Date     Time(NOAA-21) NOAA-21 Lat/Lon Date Time(METOP-C) METOP-C Lat/Lon    Distance(km)  Time Diff(sec)
 11/09/2023   16:53:44   (  73.43, -83.49) 11/09/2023   16:54:50  (  73.40, -80.59)   92.02                66
 11/09/2023   17:44:27   ( -73.36,  83.98) 11/09/2023   17:45:34  ( -73.36,  86.62)   84.14                67
 11/09/2023   18:35:08   (  73.13,-108.20) 11/09/2023   18:36:18  (  73.08,-106.65)   50.35                70
 11/09/2023   19:25:51   ( -73.06,  59.27) 11/09/2023   19:27:02  ( -73.03,  60.57)   42.49                71
 11/09/2023   20:16:32   (  72.83,-132.92) 11/09/2023   20:17:45  (  72.80,-132.57)   11.83                73
 11/09/2023   21:07:16   ( -72.81,  34.43) 11/09/2023   21:08:29  ( -72.76,  34.65)    9.53                73
 11/09/2023   21:58:00   (  72.73,-158.09) 11/09/2023   21:59:08  (  72.73,-158.06)    0.86                68
 11/09/2023   22:48:44   ( -72.71,   9.26) 11/09/2023   22:49:51  ( -72.74,   9.27)    2.83                67
 11/09/2023   23:39:30   (  72.73, 176.54) 11/09/2023   23:40:30  (  72.71, 176.55)    2.11                60
 11/10/2023   00:30:14   ( -72.71, -16.11) 11/10/2023   00:31:13  ( -72.71, -16.12)    0.38                59
 11/10/2023   01:20:59   (  72.68, 151.27) 11/10/2023   01:21:52  (  72.69, 151.17)    3.57                53
 11/10/2023   02:11:44   ( -72.71, -41.49) 11/10/2023   02:12:35  ( -72.69, -41.50)    2.18                51
 11/10/2023   03:02:30   (  72.73, 125.79) 11/10/2023   03:03:13  (  72.71, 125.88)    3.49                43