Simultaneous Nadir Overpasses (SNOs) between LANDSAT-8 and NPP
TLE Epoch: 2017 5 18.  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)
 05/19/2017   14:41:23   (  70.12, -43.96) 05/19/2017   14:40:40  (  70.12, -43.91)    1.84                43
 05/19/2017   15:30:53   ( -70.01, 123.52) 05/19/2017   15:31:22  ( -70.04, 123.53)    3.17                29
 05/22/2017   06:08:13   ( -70.98, -94.45) 05/22/2017   06:07:06  ( -71.01, -96.88)   88.32                67
 05/22/2017   06:57:54   (  70.11,  71.91) 05/22/2017   06:57:35  (  70.10,  71.89)    1.27                19
 05/22/2017   07:47:24   ( -70.00,-120.62) 05/22/2017   07:48:17  ( -70.02,-120.67)    2.84                53
 05/24/2017   22:24:58   ( -70.15,  20.19) 05/24/2017   22:23:44  ( -70.16,  20.27)    3.10                74
 05/24/2017   23:14:25   (  70.04,-172.32) 05/24/2017   23:14:28  (  70.04,-172.24)    3.07                 3
 05/25/2017   00:03:56   ( -69.88,  -4.91) 05/25/2017   00:05:09  ( -69.90,  -4.71)    7.75                73
 05/27/2017   14:41:29   ( -70.13, 136.04) 05/27/2017   14:40:39  ( -70.14, 136.06)    1.60                50
 05/27/2017   15:30:56   (  70.02, -56.47) 05/27/2017   15:31:23  (  70.02, -56.45)    0.76                27
 05/27/2017   16:20:42   ( -69.04, 109.84) 05/27/2017   16:21:48  ( -69.04, 112.30)   97.90                66
 05/30/2017   06:08:15   (  71.03,  85.64) 05/30/2017   06:07:09  (  71.11,  82.94)   97.64                66
 05/30/2017   06:58:00   ( -70.11,-108.11) 05/30/2017   06:57:34  ( -70.13,-108.15)    3.09                26
 05/30/2017   07:47:27   (  70.00,  59.38) 05/30/2017   07:48:18  (  70.01,  59.34)    2.39                51