Simultaneous Nadir Overpasses (SNOs) between NOAA-19 and NPP
TLE Epoch: 2021 7 7.  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)
 07/19/2021   05:37:08   (  77.72,  67.80) 07/19/2021   05:38:11  (  77.73,  72.01)   99.60                63
 07/19/2021   06:28:03   ( -78.11,-122.73) 07/19/2021   06:29:05  ( -78.12,-122.65)    2.12                62
 07/19/2021   07:18:58   (  78.11,  44.53) 07/19/2021   07:19:51  (  78.14,  44.54)    3.61                53
 07/19/2021   08:10:03   ( -78.12,-148.16) 07/19/2021   08:10:35  ( -78.12,-148.03)    3.01                32
 07/19/2021   09:00:58   (  78.12,  19.09) 07/19/2021   09:01:21  (  78.14,  19.16)    2.96                23
 07/19/2021   09:52:02   ( -78.13,-173.59) 07/19/2021   09:52:05  ( -78.16,-173.63)    3.29                 3
 07/19/2021   10:42:57   (  78.13,  -6.34) 07/19/2021   10:42:50  (  78.15,  -6.23)    2.97                 7
 07/19/2021   11:34:02   ( -78.15, 160.98) 07/19/2021   11:33:35  ( -78.17, 160.98)    2.16                27
 07/19/2021   12:24:57   (  78.14, -31.77) 07/19/2021   12:24:20  (  78.15, -31.61)    3.64                37
 07/19/2021   13:16:02   ( -78.16, 135.54) 07/19/2021   13:15:05  ( -78.17, 135.60)    1.68                57
 07/19/2021   14:06:57   (  78.15, -57.20) 07/19/2021   14:05:51  (  78.19, -57.22)    4.09                66