Simultaneous Nadir Overpasses (SNOs) between NPP and METOP-C
TLE Epoch: 2019 9 17.  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)
 09/30/2019   18:05:19   (  73.47,-100.99) 09/30/2019   18:06:25  (  73.41, -98.19)   88.94                66
 09/30/2019   18:56:02   ( -73.41,  66.47) 09/30/2019   18:57:09  ( -73.36,  69.01)   80.79                67
 09/30/2019   19:46:43   (  73.18,-125.70) 09/30/2019   19:47:53  (  73.09,-124.25)   48.08                70
 09/30/2019   20:37:26   ( -73.11,  41.75) 09/30/2019   20:38:37  ( -73.03,  42.96)   40.10                71
 09/30/2019   21:28:07   (  72.88,-150.44) 09/30/2019   21:29:20  (  72.81,-150.17)   11.63                73
 09/30/2019   22:18:50   ( -72.82,  17.01) 09/30/2019   22:20:03  ( -72.81,  17.15)    4.56                73
 09/30/2019   23:09:35   (  72.79,-175.61) 09/30/2019   23:10:42  (  72.79,-175.55)    1.97                67
 10/01/2019   00:00:19   ( -72.77,  -8.27) 10/01/2019   00:01:25  ( -72.79,  -8.24)    2.10                66
 10/01/2019   00:51:05   (  72.79, 159.00) 10/01/2019   00:52:04  (  72.77, 159.06)    3.04                59
 10/01/2019   01:41:49   ( -72.78, -33.65) 10/01/2019   01:42:47  ( -72.77, -33.62)    1.62                58
 10/01/2019   02:32:34   (  72.75, 133.72) 10/01/2019   02:33:26  (  72.75, 133.68)    1.55                52