Simultaneous Nadir Overpasses (SNOs) between METOP-A and NPP
TLE Epoch: 2021 8 30.  Predictions up to the next  14.0 days:

     Date     Time(METOP-A) METOP-A Lat/Lon Date Time(NPP) NPP Lat/Lon    Distance(km)  Time Diff(sec)
 08/30/2021   15:09:17   ( -76.99, 112.42) 08/30/2021   15:09:14  ( -77.02, 112.42)    3.57                 3
 08/30/2021   15:59:57   (  76.99, -80.26) 08/30/2021   15:59:59  (  76.99, -80.15)    2.81                 2
 08/30/2021   16:50:38   ( -77.01,  87.17) 08/30/2021   16:50:43  ( -76.98,  87.21)    3.74                 5
 08/30/2021   17:41:18   (  77.01,-105.51) 08/30/2021   17:41:29  (  77.00,-105.54)    1.90                11
 08/30/2021   18:32:00   ( -76.99,  61.75) 08/30/2021   18:32:13  ( -76.98,  61.82)    2.05                13
 08/30/2021   19:22:40   (  76.99,-130.93) 08/30/2021   19:22:59  (  77.00,-130.92)    0.90                19
 08/30/2021   20:13:22   ( -76.97,  36.33) 08/30/2021   20:13:43  ( -76.99,  36.44)    3.07                21
 08/30/2021   21:04:01   (  77.01,-156.18) 08/30/2021   21:04:29  (  77.00,-156.31)    3.64                28
 08/30/2021   21:54:43   ( -77.00,  11.08) 08/30/2021   21:55:13  ( -76.99,  11.05)    1.16                30
 08/30/2021   22:45:23   (  76.99, 178.40) 08/30/2021   22:45:59  (  77.00, 178.30)    2.70                36
 08/30/2021   23:36:05   ( -76.98, -14.34) 08/30/2021   23:36:43  ( -76.99, -14.34)    1.78                38
 08/31/2021   00:26:45   (  76.97, 152.98) 08/31/2021   00:27:28  (  76.96, 153.10)    3.14                43
 08/31/2021   01:17:26   ( -77.00, -39.59) 08/31/2021   01:18:13  ( -77.00, -39.72)    3.46                47
 08/31/2021   02:08:06   (  77.00, 127.73) 08/31/2021   02:08:58  (  76.97, 127.71)    3.47                52
 08/31/2021   02:58:48   ( -76.98, -65.01) 08/31/2021   02:59:43  ( -77.00, -65.11)    3.24                55
 08/31/2021   03:49:27   (  76.98, 102.31) 08/31/2021   03:50:27  (  76.97, 102.32)    0.87                60
 08/31/2021   04:40:09   ( -76.96, -90.43) 08/31/2021   04:41:11  ( -76.96, -90.32)    2.83                62
 08/31/2021   05:30:49   (  76.96,  76.89) 08/31/2021   05:31:57  (  76.97,  76.94)    2.22                68
 08/31/2021   06:21:30   ( -76.98,-115.68) 08/31/2021   06:22:41  ( -76.96,-115.70)    2.67                71
 08/31/2021   07:12:13   (  76.84,  51.12) 08/31/2021   07:13:25  (  76.89,  51.91)   20.41                72
 08/31/2021   08:02:56   ( -76.78,-141.78) 08/31/2021   08:04:07  ( -76.79,-140.38)   35.53                71
 08/31/2021   08:53:42   (  76.50,  24.53) 08/31/2021   08:54:47  (  76.54,  27.90)   87.39                65