Simultaneous Nadir Overpasses (SNOs) between NPP and TERRA
TLE Epoch: 2021 1 21.  Predictions up to the next  14.0 days:

     Date     Time(NPP) NPP Lat/Lon Date Time(TERRA) TERRA Lat/Lon    Distance(km)  Time Diff(sec)
 01/21/2021   18:22:00   (  68.53, -97.17) 01/21/2021   18:23:11  (  68.53, -97.01)    6.43                71
 01/21/2021   19:12:40   ( -68.33,  70.40) 01/21/2021   19:12:42  ( -68.36,  70.42)    3.51                 2
 01/21/2021   20:03:23   (  68.16,-122.07) 01/21/2021   20:02:10  (  68.20,-122.14)    5.22                73
 01/24/2021   10:38:53   (  68.40,  18.76) 01/24/2021   10:39:41  (  68.39,  18.70)    2.57                48
 01/24/2021   11:29:35   ( -68.31,-173.80) 01/24/2021   11:29:11  ( -68.29,-173.79)    2.77                24
 01/24/2021   12:20:01   (  67.22,  -5.16) 01/24/2021   12:18:54  (  67.27,  -7.30)   92.58                67
 01/27/2021   02:05:20   ( -69.36, -34.07) 01/27/2021   02:06:28  ( -69.26, -31.97)   83.21                68
 01/27/2021   02:55:48   (  68.39, 134.54) 01/27/2021   02:56:09  (  68.37, 134.55)    2.83                21
 01/27/2021   03:46:29   ( -68.24, -57.94) 01/27/2021   03:45:39  ( -68.26, -57.94)    2.38                50
 01/29/2021   18:21:57   ( -68.44,  82.95) 01/29/2021   18:23:09  ( -68.46,  82.89)    2.89                72
 01/29/2021   19:12:41   (  68.33,-109.60) 01/29/2021   19:12:36  (  68.34,-109.60)    0.78                 5
 01/29/2021   20:03:21   ( -68.12,  57.98) 01/29/2021   20:02:08  ( -68.12,  57.78)    8.37                73
 02/01/2021   10:38:52   ( -68.43,-161.27) 02/01/2021   10:39:37  ( -68.42,-161.26)    0.66                45
 02/01/2021   11:29:36   (  68.32,   6.17) 02/01/2021   11:29:04  (  68.30,   6.23)    3.46                32
 02/04/2021   02:05:16   (  69.12, 146.25) 02/04/2021   02:06:25  (  69.04, 147.75)   60.18                69
 02/04/2021   02:55:46   ( -68.37, -45.43) 02/04/2021   02:56:05  ( -68.39, -45.43)    2.07                19
 02/04/2021   03:46:30   (  68.27, 122.02) 02/04/2021   03:45:32  (  68.26, 122.07)    2.21                58