Simultaneous Nadir Overpasses (SNOs) between LANDSAT-8 and NPP
TLE Epoch: 2023 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)
 01/15/2023   06:09:15   ( -70.19, -95.69) 01/15/2023   06:08:30  ( -70.21, -95.70)    1.64                45
 01/15/2023   06:58:42   (  70.09,  71.80) 01/15/2023   06:59:14  (  70.09,  71.78)    0.84                32
 01/17/2023   21:36:04   (  70.70,-146.69) 01/17/2023   21:34:54  (  70.76,-148.14)   53.59                70
 01/17/2023   22:25:42   ( -70.15,  20.14) 01/17/2023   22:25:26  ( -70.14,  20.17)    1.72                16
 01/17/2023   23:15:09   (  70.04,-172.37) 01/17/2023   23:16:10  (  70.03,-172.35)    1.75                61
 01/20/2023   13:52:38   (  70.24, -31.48) 01/20/2023   13:51:41  (  70.24, -31.52)    1.62                57
 01/20/2023   14:42:08   ( -70.13, 136.00) 01/20/2023   14:42:23  ( -70.14, 135.95)    1.97                15
 01/20/2023   15:31:47   (  69.36, -57.42) 01/20/2023   15:32:54  (  69.34, -55.56)   73.14                67
 01/23/2023   06:09:04   (  70.19,  84.34) 01/23/2023   06:08:37  (  70.19,  84.32)    0.91                27
 01/23/2023   06:58:34   ( -70.08,-108.18) 01/23/2023   06:59:19  ( -70.09,-108.21)    1.35                45
 01/25/2023   21:36:02   ( -70.27,  32.71) 01/25/2023   21:34:49  ( -70.26,  32.68)    2.01                73
 01/25/2023   22:25:28   (  70.15,-159.81) 01/25/2023   22:25:32  (  70.16,-159.85)    1.57                 4
 01/25/2023   23:15:00   ( -69.94,   7.52) 01/25/2023   23:16:12  ( -69.95,   7.79)   10.18                72