Simultaneous Nadir Overpasses (SNOs) between NOAA-21 and TERRA
TLE Epoch: 2025 11 15.  Predictions up to the next  14.0 days:

     Date     Time(NOAA-21) NOAA-21 Lat/Lon Date Time(TERRA) TERRA Lat/Lon    Distance(km)  Time Diff(sec)
 11/17/2025   22:44:35   (  74.97,-174.56) 11/17/2025   22:45:45  (  74.85,-173.15)   43.01                70
 11/17/2025   23:35:11   ( -74.58,  -6.16) 11/17/2025   23:35:09  ( -74.60,  -6.09)    2.51                 2
 11/18/2025   00:25:45   (  74.00, 162.65) 11/18/2025   00:24:38  (  74.06, 160.34)   70.95                67
 11/20/2025   09:06:13   ( -74.65,-149.10) 11/20/2025   09:07:05  ( -74.66,-148.98)    3.70                52
 11/20/2025   09:56:57   (  74.57,  18.45) 11/20/2025   09:56:25  (  74.59,  18.51)    2.94                32
 11/22/2025   19:27:58   (  74.60,-124.39) 11/22/2025   19:28:21  (  74.61,-124.48)    2.56                23
 11/22/2025   20:18:41   ( -74.54,  43.10) 11/22/2025   20:17:41  ( -74.57,  43.10)    3.43                60
 11/25/2025   04:59:03   (  74.84,  92.21) 11/25/2025   05:00:14  (  74.74,  92.81)   20.80                71
 11/25/2025   05:49:43   ( -74.62, -99.89) 11/25/2025   05:49:36  ( -74.60, -99.85)    2.52                 7
 11/27/2025   15:20:44   ( -74.67, 117.24) 11/27/2025   15:21:30  ( -74.65, 117.24)    2.27                46
 11/27/2025   16:11:28   (  74.60, -75.26) 11/27/2025   16:10:49  (  74.61, -75.20)    2.03                39