Simultaneous Nadir Overpasses (SNOs) between LANDSAT-8 and NPP
TLE Epoch: 2022 4 22.  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)
 04/23/2022   14:41:43   ( -70.16, 136.06) 04/23/2022   14:40:55  ( -70.16, 136.04)    0.79                48
 04/23/2022   15:31:10   (  70.05, -56.45) 04/23/2022   15:31:39  (  70.04, -56.47)    1.84                29
 04/26/2022   06:08:28   (  70.96,  85.52) 04/26/2022   06:07:21  (  71.00,  83.15)   86.17                67
 04/26/2022   06:58:10   ( -70.14,-108.07) 04/26/2022   06:57:47  ( -70.12,-108.13)    2.89                23
 04/26/2022   07:47:38   (  69.98,  59.34) 04/26/2022   07:48:31  (  70.00,  59.36)    2.97                53
 04/28/2022   22:25:09   (  70.16,-159.79) 04/28/2022   22:23:58  (  70.18,-159.76)    2.49                71
 04/28/2022   23:14:39   ( -70.05,   7.69) 04/28/2022   23:14:39  ( -70.04,   7.77)    3.20                 0
 04/29/2022   00:04:09   (  69.78, 174.95) 04/29/2022   00:05:20  (  69.77, 175.49)   20.72                71
 05/01/2022   14:41:36   (  70.17, -43.89) 05/01/2022   14:40:51  (  70.17, -43.96)    2.66                45
 05/01/2022   15:31:07   ( -70.01, 123.52) 05/01/2022   15:31:32  ( -70.02, 123.58)    2.90                25
 05/04/2022   06:08:22   ( -71.03, -94.34) 05/04/2022   06:07:15  ( -71.04, -96.91)   92.89                67
 05/04/2022   06:58:04   (  70.10,  71.91) 05/04/2022   06:57:43  (  70.10,  71.92)    0.47                21
 05/04/2022   07:47:34   ( -70.00,-120.60) 05/04/2022   07:48:25  ( -70.01,-120.62)    1.29                51