Simultaneous Nadir Overpasses (SNOs) between LANDSAT-8 and NPP
TLE Epoch: 2019 1 15.  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)
 01/17/2019   14:41:43   (  70.13, -43.99) 01/17/2019   14:41:09  (  70.12, -44.02)    1.87                34
 01/17/2019   15:31:13   ( -70.03, 123.49) 01/17/2019   15:31:51  ( -70.02, 123.44)    2.02                38
 01/20/2019   06:08:38   ( -70.59, -95.08) 01/20/2019   06:07:27  ( -70.63, -96.36)   47.24                71
 01/20/2019   06:58:12   (  70.10,  71.84) 01/20/2019   06:58:03  (  70.10,  71.78)    2.36                 9
 01/20/2019   07:47:43   ( -69.94,-120.75) 01/20/2019   07:48:44  ( -69.95,-120.67)    3.04                61
 01/22/2019   22:25:14   ( -70.17,  20.18) 01/22/2019   22:24:13  ( -70.19,  20.11)    3.48                61
 01/22/2019   23:14:41   (  70.06,-172.34) 01/22/2019   23:14:56  (  70.03,-172.34)    2.53                15
 01/23/2019   00:04:20   ( -69.46,  -5.52) 01/23/2019   00:05:29  ( -69.46,  -4.18)   52.49                69
 01/25/2019   14:41:43   ( -70.13, 136.00) 01/25/2019   14:41:06  ( -70.12, 135.98)    1.17                37
 01/25/2019   15:31:10   (  70.01, -56.52) 01/25/2019   15:31:50  (  70.02, -56.55)    1.53                40
 01/28/2019   06:08:35   (  70.51,  84.80) 01/28/2019   06:07:24  (  70.58,  83.72)   40.97                71
 01/28/2019   06:58:11   ( -70.08,-108.18) 01/28/2019   06:57:58  ( -70.06,-108.14)    3.27                13
 01/28/2019   07:47:38   (  69.96,  59.29) 01/28/2019   07:48:42  (  69.96,  59.32)    1.28                64