Simultaneous Nadir Overpasses (SNOs) between NPP and TERRA
TLE Epoch: 2023 12 17.  Predictions up to the next  14.0 days:

     Date     Time(NPP) NPP Lat/Lon Date Time(TERRA) TERRA Lat/Lon    Distance(km)  Time Diff(sec)
 12/19/2023   01:16:02   (  71.57, 155.11) 12/19/2023   01:16:47  (  71.58, 155.16)    2.54                45
 12/19/2023   02:06:44   ( -71.47, -37.41) 12/19/2023   02:06:11  ( -71.49, -37.33)    3.36                33
 12/21/2023   13:19:09   ( -71.58, 154.31) 12/21/2023   13:20:12  ( -71.57, 154.26)    1.78                63
 12/21/2023   14:09:52   (  71.47, -38.20) 12/21/2023   14:09:34  (  71.47, -38.25)    1.97                18
 12/21/2023   15:00:18   ( -70.55, 130.68) 12/21/2023   14:59:12  ( -70.61, 128.09)   96.10                66
 12/24/2023   01:22:21   (  71.79, 153.12) 12/24/2023   01:23:31  (  71.74, 153.66)   19.73                70
 12/24/2023   02:12:59   ( -71.49, -39.00) 12/24/2023   02:12:58  ( -71.49, -39.09)    3.03                 1
 12/24/2023   03:03:37   (  71.08, 129.02) 12/24/2023   03:02:26  (  71.11, 127.97)   38.16                71
 12/26/2023   13:25:39   ( -72.37, 151.24) 12/26/2023   13:26:46  ( -72.23, 153.62)   82.10                67
 12/26/2023   14:16:08   (  71.51, -39.83) 12/26/2023   14:16:20  (  71.53, -39.91)    3.38                12
 12/26/2023   15:06:51   ( -71.46, 127.58) 12/26/2023   15:05:44  ( -71.44, 127.62)    1.98                67
 12/29/2023   02:19:16   ( -71.58, -40.73) 12/29/2023   02:19:43  ( -71.57, -40.72)    1.22                27
 12/29/2023   03:09:59   (  71.44, 126.83) 12/29/2023   03:09:06  (  71.45, 126.76)    3.14                53