Simultaneous Nadir Overpasses (SNOs) between NOAA-21 and TERRA
TLE Epoch: 2023 7 21.  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)
 07/21/2023   19:05:57   ( -70.75,  68.54) 07/21/2023   19:05:34  ( -70.73,  68.51)    1.89                23
 07/24/2023   06:18:41   ( -71.82,-101.44) 07/24/2023   06:19:46  ( -71.71, -98.60)   99.67                65
 07/24/2023   07:09:07   (  70.79,  67.68) 07/24/2023   07:09:23  (  70.81,  67.64)    2.88                16
 07/24/2023   07:59:49   ( -70.69,-124.85) 07/24/2023   07:58:49  ( -70.69,-124.89)    1.61                60
 07/26/2023   19:12:16   ( -70.90,  66.72) 07/26/2023   19:13:15  ( -70.88,  66.75)    1.96                59
 07/26/2023   20:02:58   (  70.74,-125.72) 07/26/2023   20:02:37  (  70.74,-125.80)    2.65                21
 07/26/2023   20:53:23   ( -69.75,  43.14) 07/26/2023   20:52:17  ( -69.85,  40.58)   99.00                66
 07/29/2023   08:06:07   ( -70.86,-126.69) 07/29/2023   08:06:28  ( -70.84,-126.65)    2.27                21
 07/29/2023   08:56:50   (  70.71,  40.87) 07/29/2023   08:55:51  (  70.70,  40.81)    2.20                59
 07/31/2023   20:09:16   (  70.87,-127.51) 07/31/2023   20:10:16  (  70.90,-127.54)    2.95                60
 07/31/2023   20:59:58   ( -70.77,  39.98) 07/31/2023   20:59:42  ( -70.77,  39.92)    2.41                16
 07/31/2023   21:50:25   (  69.78,-151.16) 07/31/2023   21:49:19  (  69.86,-153.72)   98.77                66
 08/03/2023   09:03:08   (  70.85,  39.07) 08/03/2023   09:03:29  (  70.86,  39.07)    0.99                21
 08/03/2023   09:53:50   ( -70.74,-153.44) 08/03/2023   09:52:55  ( -70.73,-153.47)    2.01                55