Simultaneous Nadir Overpasses (SNOs) between NPP and LANDSAT-9
TLE Epoch: 2022 11 29.  Predictions up to the next  14.0 days:

     Date     Time(NPP) NPP Lat/Lon Date Time(LANDSAT-9) LANDSAT-9 Lat/Lon    Distance(km)  Time Diff(sec)
 11/29/2022   14:16:18   ( -70.76, 141.41) 11/29/2022   14:17:27  ( -70.67, 142.99)   58.60                69
 11/29/2022   15:06:51   (  70.06, -50.18) 11/29/2022   15:07:03  (  70.08, -50.23)    3.21                12
 11/29/2022   15:57:33   ( -69.98, 117.27) 11/29/2022   15:56:33  ( -69.96, 117.23)    2.20                60
 12/02/2022   06:32:59   ( -70.14,-101.82) 12/02/2022   06:34:04  ( -70.16,-101.88)    2.81                65
 12/02/2022   07:23:44   (  70.08,  65.58) 12/02/2022   07:23:31  (  70.06,  65.62)    2.66                13
 12/02/2022   08:14:18   ( -69.57,-126.34) 12/02/2022   08:13:07  ( -69.62,-127.36)   39.78                71
 12/04/2022   22:49:51   ( -70.11,  14.01) 12/04/2022   22:50:32  ( -70.13,  13.97)    2.64                41
 12/04/2022   23:40:35   (  70.00,-178.51) 12/04/2022   23:39:59  (  70.03,-178.54)    3.18                36
 12/07/2022   14:16:13   (  70.81, -38.63) 12/07/2022   14:17:21  (  70.69, -36.96)   62.56                68
 12/07/2022   15:06:43   ( -70.09, 129.84) 12/07/2022   15:07:00  ( -70.09, 129.79)    2.00                17
 12/07/2022   15:57:27   (  69.98, -62.68) 12/07/2022   15:56:27  (  69.98, -62.72)    1.56                60
 12/10/2022   06:32:52   (  70.16,  78.20) 12/10/2022   06:33:56  (  70.18,  78.19)    2.79                64
 12/10/2022   07:23:34   ( -70.07,-114.34) 12/10/2022   07:23:26  ( -70.08,-114.33)    1.46                 8
 12/10/2022   08:14:10   (  69.53,  53.76) 12/10/2022   08:13:00  (  69.58,  52.62)   44.72                70
 12/12/2022   22:49:44   (  70.15,-165.99) 12/12/2022   22:50:23  (  70.16,-165.96)    1.96                39
 12/12/2022   23:40:26   ( -70.05,   1.48) 12/12/2022   23:39:53  ( -70.06,   1.53)    2.21                33