Simultaneous Nadir Overpasses (SNOs) between METOP-B and NPP
TLE Epoch: 2021 4 24.  Predictions up to the next  14.0 days:

     Date     Time(METOP-B) METOP-B Lat/Lon Date Time(NPP) NPP Lat/Lon    Distance(km)  Time Diff(sec)
 05/07/2021   21:59:52   (  73.32,-156.83) 05/07/2021   21:58:44  (  73.35,-159.24)   77.19                68
 05/07/2021   22:50:36   ( -73.22,  10.27) 05/07/2021   22:49:26  ( -73.24,   8.32)   62.64                70
 05/07/2021   23:41:19   (  73.05, 177.24) 05/07/2021   23:40:08  (  73.06, 176.03)   39.30                71
 05/08/2021   00:32:03   ( -72.95, -15.65) 05/08/2021   00:30:50  ( -72.94, -16.42)   24.94                73
 05/08/2021   01:22:46   (  72.78, 151.33) 05/08/2021   01:21:32  (  72.76, 151.28)    2.69                74
 05/08/2021   02:13:28   ( -72.78, -41.35) 05/08/2021   02:12:16  ( -72.75, -41.38)    3.36                72
 05/08/2021   03:04:08   (  72.76, 125.95) 05/08/2021   03:03:02  (  72.77, 125.89)    1.94                66
 05/08/2021   03:54:50   ( -72.76, -66.72) 05/08/2021   03:53:46  ( -72.76, -66.77)    1.58                64
 05/08/2021   04:45:30   (  72.74, 100.57) 05/08/2021   04:44:31  (  72.72, 100.61)    2.62                59
 05/08/2021   05:36:12   ( -72.74, -92.10) 05/08/2021   05:35:16  ( -72.76, -92.16)    3.05                56
 05/08/2021   06:26:52   (  72.73,  75.20) 05/08/2021   06:26:01  (  72.73,  75.22)    0.92                51
 05/08/2021   07:17:34   ( -72.73,-117.48) 05/08/2021   07:16:45  ( -72.72,-117.44)    1.21                49
 05/08/2021   08:08:14   (  72.71,  49.82) 05/08/2021   08:07:31  (  72.74,  49.83)    3.29                43
 05/08/2021   08:58:56   ( -72.71,-142.85) 05/08/2021   08:58:15  ( -72.73,-142.83)    2.34                41
 05/08/2021   09:49:36   (  72.69,  24.44) 05/08/2021   09:49:00  (  72.69,  24.55)    3.45                36
 05/08/2021   10:40:17   ( -72.74,-168.13) 05/08/2021   10:39:45  ( -72.74,-168.22)    3.26                32
 05/08/2021   11:30:57   (  72.72,  -0.83) 05/08/2021   11:30:30  (  72.70,  -0.84)    2.49                27
 05/08/2021   12:21:39   ( -72.72, 166.50) 05/08/2021   12:21:14  ( -72.69, 166.49)    3.50                25
 05/08/2021   13:12:19   (  72.71, -26.20) 05/08/2021   13:12:00  (  72.71, -26.23)    0.94                19
 05/08/2021   14:03:01   ( -72.71, 141.12) 05/08/2021   14:02:44  ( -72.70, 141.10)    0.95                17
 05/08/2021   14:53:41   (  72.69, -51.58) 05/08/2021   14:53:29  (  72.67, -51.52)    3.31                12
 05/08/2021   15:44:23   ( -72.69, 115.75) 05/08/2021   15:44:14  ( -72.71, 115.71)    2.26                 9
 05/08/2021   16:35:03   (  72.67, -76.96) 05/08/2021   16:34:59  (  72.67, -76.90)    1.78                 4
 05/08/2021   17:25:45   ( -72.67,  90.37) 05/08/2021   17:25:43  ( -72.66,  90.43)    2.18                 2
 05/08/2021   18:16:24   (  72.70,-102.23) 05/08/2021   18:16:29  (  72.68,-102.29)    3.33                 5
 05/08/2021   19:07:07   ( -72.65,  64.99) 05/08/2021   19:07:13  ( -72.67,  65.04)    2.49                 6
 05/08/2021   19:57:46   (  72.69,-127.61) 05/08/2021   19:57:59  (  72.69,-127.68)    2.56                13
 05/08/2021   20:48:27   ( -72.69,  39.72) 05/08/2021   20:48:42  ( -72.68,  39.65)    2.47                15