Simultaneous Nadir Overpasses (SNOs) between NPP and TERRA
TLE Epoch: 2022 12 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)
 12/23/2022   00:44:45   (  70.66, 164.50) 12/23/2022   00:45:56  (  70.54, 165.26)   30.62                71
 12/23/2022   01:35:21   ( -70.26, -27.54) 12/23/2022   01:35:25  ( -70.27, -27.50)    1.84                 4
 12/23/2022   02:26:03   (  70.03, 140.12) 12/23/2022   02:24:50  (  70.08, 139.90)   10.42                73
 12/25/2022   13:38:49   (  70.95, -29.46) 12/25/2022   13:39:58  (  70.82, -27.88)   59.18                69
 12/25/2022   14:29:20   ( -70.28, 138.94) 12/25/2022   14:29:32  ( -70.26, 138.95)    1.85                12
 12/25/2022   15:20:04   (  70.16, -53.57) 12/25/2022   15:18:56  (  70.14, -53.57)    2.54                68
 12/28/2022   02:32:52   (  71.24, 136.55) 12/28/2022   02:33:58  (  71.12, 139.04)   90.06                66
 12/28/2022   03:23:18   ( -70.31, -54.59) 12/28/2022   03:23:37  ( -70.29, -54.55)    2.12                19
 12/28/2022   04:14:02   (  70.19, 112.90) 12/28/2022   04:13:01  (  70.17, 112.93)    2.83                61
 12/30/2022   16:17:16   ( -70.29, 111.95) 12/30/2022   16:17:43  ( -70.30, 111.92)    2.06                27
 12/30/2022   17:08:00   (  70.18, -80.56) 12/30/2022   17:07:07  (  70.18, -80.61)    1.59                53
 01/02/2023   05:11:15   ( -70.33, -81.60) 01/02/2023   05:11:48  ( -70.35, -81.57)    2.16                33
 01/02/2023   06:01:59   (  70.22,  85.88) 01/02/2023   06:01:12  (  70.22,  85.91)    0.99                47