Simultaneous Nadir Overpasses (SNOs) between NOAA-19 and NPP
TLE Epoch: 2021 12 30.  Predictions up to the next  14.0 days:

     Date     Time(NOAA-19) NOAA-19 Lat/Lon Date Time(NPP) NPP Lat/Lon    Distance(km)  Time Diff(sec)
 01/05/2022   23:35:48   ( -77.32, -17.40) 01/05/2022   23:36:58  ( -77.33, -15.58)   44.54                70
 01/06/2022   00:26:42   (  77.52, 150.81) 01/06/2022   00:27:48  (  77.52, 150.87)    1.46                66
 01/06/2022   01:17:43   ( -77.53, -41.88) 01/06/2022   01:18:33  ( -77.55, -41.95)    2.70                50
 01/06/2022   02:08:42   (  77.52, 125.34) 01/06/2022   02:09:18  (  77.53, 125.45)    2.81                36
 01/06/2022   02:59:43   ( -77.53, -67.35) 01/06/2022   03:00:03  ( -77.56, -67.36)    2.48                20
 01/06/2022   03:50:41   (  77.57, 100.08) 01/06/2022   03:50:48  (  77.54, 100.04)    3.38                 7
 01/06/2022   04:41:43   ( -77.54, -92.82) 01/06/2022   04:41:33  ( -77.56, -92.77)    3.05                10
 01/06/2022   05:32:41   (  77.57,  74.61) 01/06/2022   05:32:18  (  77.55,  74.63)    3.00                23
 01/06/2022   06:23:42   ( -77.58,-118.09) 01/06/2022   06:23:03  ( -77.57,-118.18)    2.61                39
 01/06/2022   07:14:41   (  77.58,  49.14) 01/06/2022   07:13:48  (  77.55,  49.21)    3.21                53
 01/06/2022   08:05:41   ( -77.59,-143.56) 01/06/2022   08:04:32  ( -77.58,-143.60)    1.25                69
 01/06/2022   08:56:32   (  77.89,  25.35) 01/06/2022   08:55:25  (  77.89,  22.19)   73.59                67