Simultaneous Nadir Overpasses (SNOs) between LANDSAT-8 and NPP
TLE Epoch: 2019 3 19.  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)
 03/19/2019   22:24:58   (  70.23,-159.76) 03/19/2019   22:23:46  (  70.22,-159.87)    4.46                72
 03/19/2019   23:14:29   ( -70.07,   7.64) 03/19/2019   23:14:27  ( -70.09,   7.65)    2.53                 2
 03/20/2019   00:03:57   (  69.91, 175.06) 03/20/2019   00:05:10  (  69.91, 175.23)    6.43                73
 03/22/2019   14:41:29   (  70.14, -44.01) 03/22/2019   14:40:38  (  70.15, -43.98)    1.53                51
 03/22/2019   15:30:59   ( -70.04, 123.47) 03/22/2019   15:31:20  ( -70.07, 123.46)    3.28                21
 03/22/2019   16:20:42   (  69.04, -70.22) 03/22/2019   16:21:47  (  69.04, -67.74)   99.01                65
 03/25/2019   06:57:59   (  70.13,  71.84) 03/25/2019   06:57:31  (  70.13,  71.83)    0.11                28
 03/25/2019   07:47:29   ( -70.03,-120.67) 03/25/2019   07:48:13  ( -70.04,-120.72)    2.59                44
 03/27/2019   22:24:58   ( -70.47,  20.55) 03/27/2019   22:23:46  ( -70.54,  19.66)   34.13                72
 03/27/2019   23:14:30   (  70.08,-172.36) 03/27/2019   23:14:24  (  70.11,-172.36)    3.35                 6
 03/28/2019   00:04:00   ( -69.98,  -4.87) 03/28/2019   00:05:05  ( -69.97,  -4.83)    2.08                65
 03/30/2019   14:41:33   ( -70.17, 135.99) 03/30/2019   14:40:31  ( -70.15, 136.05)    3.03                62
 03/30/2019   15:31:00   (  70.05, -56.53) 03/30/2019   15:31:15  (  70.04, -56.47)    2.62                15
 03/30/2019   16:20:39   ( -69.46, 110.29) 03/30/2019   16:21:48  ( -69.47, 111.68)   54.49                69
 04/02/2019   06:58:04   ( -70.16,-108.15) 04/02/2019   06:57:24  ( -70.13,-108.14)    3.53                40
 04/02/2019   07:47:31   (  70.04,  59.32) 04/02/2019   07:48:08  (  70.02,  59.33)    2.28                37