Simultaneous Nadir Overpasses (SNOs) between LANDSAT-8 and NPP
TLE Epoch: 2022 1 13.  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)
 01/14/2022   22:25:38   ( -70.21,  20.22) 01/14/2022   22:24:31  ( -70.19,  20.18)    2.29                67
 01/14/2022   23:15:06   (  70.05,-172.36) 01/14/2022   23:15:15  (  70.08,-172.34)    2.88                 9
 01/15/2022   00:04:40   ( -69.72,  -5.19) 01/15/2022   00:05:51  ( -69.67,  -4.42)   30.32                71
 01/17/2022   14:42:07   ( -70.18, 136.06) 01/17/2022   14:41:22  ( -70.17, 135.99)    2.53                45
 01/17/2022   15:31:35   (  70.02, -56.52) 01/17/2022   15:32:05  (  70.01, -56.45)    3.06                30
 01/20/2022   06:08:53   (  70.97,  85.48) 01/20/2022   06:07:46  (  71.04,  83.06)   87.95                67
 01/20/2022   06:58:37   ( -70.09,-108.19) 01/20/2022   06:58:12  ( -70.10,-108.12)    3.17                25
 01/20/2022   07:48:04   (  69.98,  59.30) 01/20/2022   07:48:56  (  70.00,  59.35)    2.44                52
 01/22/2022   22:25:35   (  70.21,-159.77) 01/22/2022   22:24:22  (  70.24,-159.86)    4.81                73
 01/22/2022   23:15:05   ( -70.10,   7.71) 01/22/2022   23:15:03  ( -70.09,   7.69)    1.67                 2
 01/23/2022   00:04:33   (  69.94, 175.12) 01/23/2022   00:05:46  (  69.93, 175.23)    4.19                73
 01/25/2022   14:42:03   (  70.16, -43.96) 01/25/2022   14:41:11  (  70.18, -43.98)    2.39                52
 01/25/2022   15:31:33   ( -70.05, 123.52) 01/25/2022   15:31:53  ( -70.08, 123.49)    2.94                20