Simultaneous Nadir Overpasses (SNOs) between NPP and METOP-C
TLE Epoch: 2020 9 19.  Predictions up to the next  14.0 days:

     Date     Time(NPP) NPP Lat/Lon Date Time(METOP-C) METOP-C Lat/Lon    Distance(km)  Time Diff(sec)
 09/19/2020   22:12:16   (  72.64,-161.04) 09/19/2020   22:11:41  (  72.63,-161.02)    1.68                35
 09/19/2020   23:03:00   ( -72.64,   6.28) 09/19/2020   23:02:23  ( -72.65,   6.34)    1.88                37
 09/19/2020   23:53:45   (  72.60, 173.68) 09/19/2020   23:53:03  (  72.61, 173.59)    3.18                42
 09/20/2020   00:44:30   ( -72.65, -19.10) 09/20/2020   00:43:45  ( -72.62, -19.05)    3.11                45
 09/20/2020   01:35:15   (  72.60, 148.30) 09/20/2020   01:34:24  (  72.63, 148.31)    3.63                51
 09/20/2020   02:25:59   ( -72.60, -44.38) 09/20/2020   02:25:07  ( -72.60, -44.44)    1.88                52
 09/20/2020   03:16:45   (  72.60, 122.92) 09/20/2020   03:15:46  (  72.61, 122.92)    0.57                59
 09/20/2020   04:07:29   ( -72.60, -69.76) 09/20/2020   04:06:28  ( -72.63, -69.72)    2.98                61
 09/20/2020   04:58:15   (  72.61,  97.53) 09/20/2020   04:57:08  (  72.59,  97.53)    2.52                67
 09/20/2020   05:48:59   ( -72.61, -95.15) 09/20/2020   05:47:50  ( -72.60, -95.11)    1.33                69
 09/20/2020   06:39:44   (  72.56,  72.25) 09/20/2020   06:38:30  (  72.56,  72.15)    3.63                74
 09/20/2020   07:30:27   ( -72.51,-120.32) 09/20/2020   07:29:13  ( -72.53,-120.60)    9.42                74
 09/20/2020   08:21:08   (  72.26,  47.48) 09/20/2020   08:19:57  (  72.28,  46.25)   41.75                71
 09/20/2020   09:11:51   ( -72.21,-145.10) 09/20/2020   09:10:40  ( -72.25,-146.49)   47.26                71
 09/20/2020   10:02:32   (  71.96,  22.69) 09/20/2020   10:01:25  (  71.95,  20.28)   83.18                67
 09/20/2020   10:53:15   ( -71.91,-169.90) 09/20/2020   10:52:08  ( -71.92,-172.46)   88.34                67