Simultaneous Nadir Overpasses (SNOs) between LANDSAT-8 and NPP
TLE Epoch: 2020 7 16.  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)
 07/17/2020   06:58:16   (  70.09,  71.87) 07/17/2020   06:57:30  (  70.08,  71.91)    1.83                46
 07/17/2020   07:47:46   ( -69.98,-120.66) 07/17/2020   07:48:12  ( -70.00,-120.65)    3.07                26
 07/19/2020   22:25:05   ( -70.95,  21.39) 07/19/2020   22:23:58  ( -71.01,  18.89)   91.05                67
 07/19/2020   23:14:47   (  70.03,-172.33) 07/19/2020   23:14:26  (  70.04,-172.26)    2.85                21
 07/20/2020   00:04:16   ( -69.98,  -4.77) 07/20/2020   00:05:08  ( -69.96,  -4.82)    2.46                52
 07/22/2020   14:41:50   ( -70.14, 136.05) 07/22/2020   14:40:38  ( -70.13, 136.07)    1.00                72
 07/22/2020   15:31:17   (  70.03, -56.46) 07/22/2020   15:31:22  (  70.01, -56.44)    2.61                 5
 07/22/2020   16:20:49   ( -69.81, 110.87) 07/22/2020   16:22:02  ( -69.82, 111.17)   11.24                73
 07/25/2020   06:58:21   ( -70.08,-108.15) 07/25/2020   06:57:34  ( -70.09,-108.11)    2.16                47
 07/25/2020   07:47:48   (  69.97,  59.34) 07/25/2020   07:48:18  (  69.97,  59.38)    1.72                30
 07/27/2020   22:25:09   (  70.78,-158.87) 07/27/2020   22:24:00  (  70.83,-160.84)   72.08                69
 07/27/2020   23:14:50   ( -70.07,   7.72) 07/27/2020   23:14:29  ( -70.06,   7.72)    2.06                21
 07/28/2020   00:04:17   (  69.96, 175.21) 07/28/2020   00:05:13  (  69.94, 175.20)    2.34                56