Simultaneous Nadir Overpasses (SNOs) between LANDSAT-8 and NPP
TLE Epoch: 2020 3 25.  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)
 03/27/2020   06:58:08   (  70.12,  71.81) 03/27/2020   06:57:28  (  70.12,  71.82)    0.54                40
 03/27/2020   07:47:38   ( -70.01,-120.71) 03/27/2020   07:48:10  ( -70.03,-120.73)    2.55                32
 03/29/2020   22:24:59   ( -70.74,  20.97) 03/29/2020   22:23:50  ( -70.78,  19.23)   63.88                69
 03/29/2020   23:14:36   (  70.09,-172.36) 03/29/2020   23:14:23  (  70.08,-172.36)    0.32                13
 03/30/2020   00:04:06   ( -69.98,  -4.87) 03/30/2020   00:05:05  ( -70.00,  -4.91)    2.38                59
 04/01/2020   14:41:36   ( -70.17, 135.99) 04/01/2020   14:40:33  ( -70.17, 135.97)    1.12                63
 04/01/2020   15:31:03   (  70.05, -56.53) 04/01/2020   15:31:17  (  70.06, -56.55)    1.03                14
 04/01/2020   16:20:41   ( -69.51, 110.36) 04/01/2020   16:21:51  ( -69.54, 111.53)   45.63                70
 04/04/2020   06:58:04   ( -70.13,-108.18) 04/04/2020   06:57:28  ( -70.14,-108.22)    1.76                36
 04/04/2020   07:47:31   (  70.01,  59.30) 04/04/2020   07:48:12  (  70.03,  59.26)    2.38                41
 04/06/2020   22:24:58   (  70.40,-159.54) 04/06/2020   22:23:46  (  70.47,-160.28)   28.83                72
 04/06/2020   23:14:32   ( -70.09,   7.64) 04/06/2020   23:14:23  ( -70.11,   7.60)    2.84                 9
 04/07/2020   00:03:59   (  69.96, 175.12) 04/07/2020   00:05:06  (  69.95, 175.15)    2.38                67