Simultaneous Nadir Overpasses (SNOs) between NPP and METOP-C
TLE Epoch: 2021 9 1.  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)
 09/14/2021   06:08:52   (  73.43,  78.17) 09/14/2021   06:09:59  (  73.36,  80.77)   82.77                67
 09/14/2021   06:59:34   ( -73.31,-114.25) 09/14/2021   07:00:43  ( -73.25,-112.15)   67.66                69
 09/14/2021   07:50:16   (  73.13,  53.46) 09/14/2021   07:51:26  (  73.08,  54.82)   44.27                70
 09/14/2021   08:40:58   ( -73.02,-138.98) 09/14/2021   08:42:10  ( -72.98,-138.08)   29.38                72
 09/14/2021   09:31:40   (  72.83,  28.73) 09/14/2021   09:32:53  (  72.81,  28.90)    6.06                73
 09/14/2021   10:22:23   ( -72.77,-163.83) 09/14/2021   10:23:36  ( -72.75,-163.90)    3.02                73
 09/14/2021   11:13:09   (  72.78,   3.45) 09/14/2021   11:14:15  (  72.78,   3.51)    1.81                66
 09/14/2021   12:03:53   ( -72.77, 170.79) 09/14/2021   12:04:57  ( -72.78, 170.82)    1.12                64
 09/14/2021   12:54:38   (  72.74, -21.82) 09/14/2021   12:55:37  (  72.76, -21.88)    3.24                59
 09/14/2021   13:45:23   ( -72.77, 145.41) 09/14/2021   13:46:19  ( -72.75, 145.43)    2.48                56
 09/14/2021   14:36:08   (  72.74, -47.21) 09/14/2021   14:36:59  (  72.74, -47.27)    2.20                51
 09/14/2021   15:26:52   ( -72.73, 120.13) 09/14/2021   15:27:41  ( -72.73, 120.04)    3.01                49
 09/14/2021   16:17:38   (  72.74, -72.59) 09/14/2021   16:18:20  (  72.76, -72.56)    2.35                42
 09/14/2021   17:08:22   ( -72.73,  94.75) 09/14/2021   17:09:02  ( -72.76,  94.76)    2.78                40
 09/14/2021   17:59:08   (  72.75, -97.97) 09/14/2021   17:59:42  (  72.74, -97.95)    1.32                34
 09/14/2021   18:49:52   ( -72.73,  69.37) 09/14/2021   18:50:24  ( -72.73,  69.37)    0.27                32
 09/14/2021   19:40:37   (  72.70,-123.25) 09/14/2021   19:41:04  (  72.71,-123.33)    3.25                27
 09/14/2021   20:31:22   ( -72.74,  43.99) 09/14/2021   20:31:46  ( -72.71,  43.98)    3.32                24
 09/14/2021   21:22:07   (  72.70,-148.63) 09/14/2021   21:22:26  (  72.69,-148.72)    3.46                19
 09/14/2021   22:12:52   ( -72.74,  18.60) 09/14/2021   22:13:07  ( -72.74,  18.70)    3.10                15
 09/14/2021   23:03:36   (  72.71,-174.01) 09/14/2021   23:03:46  (  72.72,-174.01)    1.02                10
 09/14/2021   23:54:20   ( -72.70,  -6.67) 09/14/2021   23:54:28  ( -72.71,  -6.69)    1.96                 8
 09/15/2021   00:45:06   (  72.71, 160.60) 09/15/2021   00:45:08  (  72.69, 160.60)    2.09                 2
 09/15/2021   01:35:50   ( -72.70, -32.05) 09/15/2021   01:35:50  ( -72.69, -32.08)    1.48                 0
 09/15/2021   02:26:36   (  72.71, 135.22) 09/15/2021   02:26:29  (  72.72, 135.32)    3.17                 7