Simultaneous Nadir Overpasses (SNOs) between NOAA-21 and METOP-C
TLE Epoch: 2023 11 11.  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)
 11/11/2023   04:24:56   (  72.58, 105.46) 11/11/2023   04:23:52  (  72.58, 105.45)    0.32                64
 11/11/2023   05:15:40   ( -72.58, -87.22) 11/11/2023   05:14:35  ( -72.57, -87.24)    1.16                65
 11/11/2023   06:06:26   (  72.58,  80.08) 11/11/2023   06:05:14  (  72.56,  80.08)    2.31                72
 11/11/2023   06:57:10   ( -72.58,-112.60) 11/11/2023   06:55:57  ( -72.56,-112.62)    3.08                73
 11/11/2023   07:47:52   (  72.38,  55.12) 11/11/2023   07:46:39  (  72.39,  54.39)   24.34                73
 11/11/2023   08:38:35   ( -72.33,-137.46) 11/11/2023   08:37:23  ( -72.33,-138.40)   31.52                72
 11/11/2023   09:29:16   (  72.07,  30.34) 11/11/2023   09:28:07  (  72.07,  28.42)   65.63                69
 11/11/2023   10:19:59   ( -72.02,-162.25) 11/11/2023   10:18:50  ( -72.06,-164.27)   69.35                69