Simultaneous Nadir Overpasses (SNOs) between LANDSAT-8 and NPP
TLE Epoch: 2020 4 9.  Predictions up to the next  14.0 days:

     Date     Time(LANDSAT-8) LANDSAT-8 Lat/Lon Date Time(NPP) NPP Lat/Lon    Distance(km)  Time Diff(sec)
 04/09/2020   14:41:33   (  70.14, -44.06) 04/09/2020   14:40:35  (  70.13, -43.98)    3.08                58
 04/09/2020   15:31:03   ( -70.03, 123.42) 04/09/2020   15:31:17  ( -70.05, 123.46)    2.88                14
 04/09/2020   16:20:42   (  69.26, -69.99) 04/09/2020   16:21:49  (  69.29, -68.11)   73.80                67
 04/12/2020   06:58:01   (  70.13,  71.80) 04/12/2020   06:57:29  (  70.11,  71.82)    2.03                32
 04/12/2020   07:47:31   ( -70.02,-120.71) 04/12/2020   07:48:11  ( -70.02,-120.73)    0.64                40
 04/14/2020   22:24:58   ( -70.53,  20.61) 04/14/2020   22:23:47  ( -70.58,  19.55)   39.49                71
 04/14/2020   23:14:31   (  70.09,-172.39) 04/14/2020   23:14:24  (  70.09,-172.38)    0.69                 7
 04/15/2020   00:04:01   ( -69.99,  -4.89) 04/15/2020   00:05:06  ( -70.00,  -4.93)    2.08                65
 04/17/2020   14:41:34   ( -70.18, 135.98) 04/17/2020   14:40:35  ( -70.19, 135.93)    1.63                59
 04/17/2020   15:31:01   (  70.07, -56.54) 04/17/2020   15:31:19  (  70.08, -56.59)    2.05                18
 04/17/2020   16:20:41   ( -69.42, 110.20) 04/17/2020   16:21:50  ( -69.40, 111.73)   59.83                69
 04/20/2020   06:58:05   ( -70.13,-108.23) 04/20/2020   06:57:29  ( -70.12,-108.19)    2.44                36
 04/20/2020   07:47:32   (  70.01,  59.25) 04/20/2020   07:48:13  (  70.01,  59.29)    1.51                41
 04/22/2020   22:24:59   (  70.52,-159.43) 04/22/2020   22:23:48  (  70.57,-160.45)   38.05                71
 04/22/2020   23:14:35   ( -70.10,   7.59) 04/22/2020   23:14:23  ( -70.10,   7.61)    0.84                12
 04/23/2020   00:04:02   (  69.98, 175.06) 04/23/2020   00:05:07  (  70.00, 175.08)    2.13                65