Simultaneous Nadir Overpasses (SNOs) between LANDSAT-8 and NPP
TLE Epoch: 2021 11 5.  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)
 11/06/2021   13:52:50   ( -70.28, 148.57) 11/06/2021   13:51:37  ( -70.29, 148.20)   14.06                73
 11/06/2021   14:42:19   (  70.07, -44.09) 11/06/2021   14:42:19  (  70.07, -44.14)    2.11                 0
 11/06/2021   15:31:49   ( -69.95, 123.38) 11/06/2021   15:33:00  ( -69.93, 123.39)    2.84                71
 11/09/2021   06:09:21   ( -70.13, -95.77) 11/09/2021   06:08:33  ( -70.14, -95.81)    2.66                48
 11/09/2021   06:58:48   (  70.02,  71.73) 11/09/2021   06:59:17  (  70.02,  71.69)    1.77                29
 11/11/2021   21:36:09   (  70.78,-146.54) 11/11/2021   21:35:01  (  70.83,-148.45)   69.94                68
 11/11/2021   22:25:50   ( -70.07,  20.04) 11/11/2021   22:25:30  ( -70.05,  20.10)    3.19                20
 11/11/2021   23:15:17   (  69.96,-172.47) 11/11/2021   23:16:15  (  69.98,-172.49)    2.73                58
 11/14/2021   13:52:48   (  70.16, -31.57) 11/14/2021   13:51:47  (  70.16, -31.62)    1.97                61
 11/14/2021   14:42:18   ( -70.06, 135.91) 11/14/2021   14:42:29  ( -70.06, 135.84)    2.81                11
 11/14/2021   15:31:54   (  69.45, -57.28) 11/14/2021   15:33:03  (  69.42, -55.89)   54.45                69
 11/17/2021   06:09:16   (  70.08,  84.20) 11/17/2021   06:08:43  (  70.07,  84.27)    3.09                33
 11/17/2021   06:58:46   ( -69.98,-108.31) 11/17/2021   06:59:25  ( -69.98,-108.26)    1.85                39