Simultaneous Nadir Overpasses (SNOs) between LANDSAT-8 and NPP
TLE Epoch: 2019 2 26.  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)
 02/26/2019   14:41:37   ( -70.14, 135.99) 02/26/2019   14:40:51  ( -70.12, 136.01)    1.64                46
 02/26/2019   15:31:04   (  70.03, -56.51) 02/26/2019   15:31:36  (  70.05, -56.56)    2.64                32
 03/01/2019   06:08:24   (  70.86,  85.31) 03/01/2019   06:07:16  (  70.90,  83.24)   75.65                68
 03/01/2019   06:58:06   ( -70.10,-108.19) 03/01/2019   06:57:44  ( -70.08,-108.14)    2.23                22
 03/01/2019   07:47:33   (  69.99,  59.30) 03/01/2019   07:48:29  (  70.01,  59.27)    2.58                56
 03/03/2019   22:25:04   (  70.16,-159.86) 03/03/2019   22:23:55  (  70.18,-159.83)    2.34                69
 03/03/2019   23:14:34   ( -70.05,   7.62) 03/03/2019   23:14:36  ( -70.04,   7.69)    2.67                 2
 03/04/2019   00:04:05   (  69.72, 174.81) 03/04/2019   00:05:16  (  69.71, 175.50)   26.75                71
 03/06/2019   14:41:32   (  70.16, -43.97) 03/06/2019   14:40:48  (  70.14, -44.00)    2.14                44
 03/06/2019   15:31:02   ( -70.05, 123.51) 03/06/2019   15:31:30  ( -70.06, 123.45)    2.47                28
 03/09/2019   06:08:20   ( -70.97, -94.52) 03/09/2019   06:07:13  ( -71.06, -97.02)   90.92                67
 03/09/2019   06:58:01   (  70.10,  71.82) 03/09/2019   06:57:41  (  70.11,  71.83)    1.01                20
 03/09/2019   07:47:31   ( -69.99,-120.69) 03/09/2019   07:48:23  ( -70.02,-120.72)    3.26                52
 03/11/2019   22:25:02   ( -70.20,  20.21) 03/11/2019   22:23:50  ( -70.19,  20.17)    2.00                72
 03/11/2019   23:14:29   (  70.09,-172.31) 03/11/2019   23:14:34  (  70.08,-172.35)    2.06                 5
 03/12/2019   00:04:01   ( -69.88,  -4.97) 03/12/2019   00:05:14  ( -69.88,  -4.74)    9.12                73