Simultaneous Nadir Overpasses (SNOs) between METOP-A and NPP
TLE Epoch: 2021 3 16.  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)
 03/29/2021   11:33:24   ( -76.94, 170.22) 03/29/2021   11:32:17  ( -76.91, 167.01)   80.80                67
 03/29/2021   12:24:09   (  76.71, -23.31) 03/29/2021   12:22:58  (  76.71, -24.88)   40.17                71
 03/29/2021   13:14:53   ( -76.60, 143.62) 03/29/2021   13:13:40  ( -76.61, 142.82)   20.56                73
 03/29/2021   14:05:35   (  76.51, -49.39) 03/29/2021   14:04:23  (  76.49, -49.43)    2.11                72
 03/29/2021   14:56:17   ( -76.49, 117.88) 03/29/2021   14:55:07  ( -76.48, 117.93)    1.78                70
 03/29/2021   15:46:57   (  76.49, -74.80) 03/29/2021   15:45:53  (  76.50, -74.82)    1.20                64
 03/29/2021   16:37:39   ( -76.47,  92.47) 03/29/2021   16:36:37  ( -76.49,  92.54)    2.38                62
 03/29/2021   17:28:19   (  76.47,-100.21) 03/29/2021   17:27:23  (  76.50,-100.22)    3.89                56
 03/29/2021   18:19:00   ( -76.50,  67.22) 03/29/2021   18:18:07  ( -76.49,  67.14)    2.11                53
 03/29/2021   19:09:40   (  76.49,-125.46) 03/29/2021   19:08:52  (  76.46,-125.45)    3.39                48
 03/29/2021   20:00:22   ( -76.48,  41.81) 03/29/2021   19:59:37  ( -76.50,  41.75)    2.69                45
 03/29/2021   20:51:02   (  76.47,-150.87) 03/29/2021   20:50:22  (  76.47,-150.84)    1.00                40
 03/29/2021   21:41:44   ( -76.46,  16.39) 03/29/2021   21:41:06  ( -76.46,  16.52)    3.20                38
 03/29/2021   22:32:24   (  76.45,-176.29) 03/29/2021   22:31:52  (  76.47,-176.24)    2.69                32
 03/29/2021   23:23:05   ( -76.48,  -8.86) 03/29/2021   23:22:36  ( -76.46,  -8.88)    2.29                29
 03/30/2021   00:13:45   (  76.48, 158.46) 03/30/2021   00:13:22  (  76.48, 158.37)    2.47                23
 03/30/2021   01:04:27   ( -76.46, -34.27) 03/30/2021   01:04:06  ( -76.47, -34.27)    0.63                21
 03/30/2021   01:55:07   (  76.46, 133.05) 03/30/2021   01:54:51  (  76.44, 133.14)    3.09                16
 03/30/2021   02:45:49   ( -76.44, -59.68) 03/30/2021   02:45:36  ( -76.47, -59.67)    3.46                13
 03/30/2021   03:36:29   (  76.44, 107.64) 03/30/2021   03:36:21  (  76.45, 107.74)    2.89                 8