Simultaneous Nadir Overpasses (SNOs) between NOAA-21 and TERRA
TLE Epoch: 2023 5 7.  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)
 05/09/2023   14:20:45   (  70.61, -39.85) 05/09/2023   14:21:29  (  70.61, -39.88)    1.27                44
 05/09/2023   15:11:27   ( -70.53, 127.61) 05/09/2023   15:10:54  ( -70.50, 127.62)    2.62                33
 05/12/2023   02:24:14   ( -71.58, -42.30) 05/12/2023   02:25:20  ( -71.45, -39.63)   95.17                66
 05/12/2023   03:14:41   (  70.58, 126.71) 05/12/2023   03:14:57  (  70.60, 126.72)    2.35                16
 05/12/2023   04:05:23   ( -70.49, -65.83) 05/12/2023   04:04:22  ( -70.50, -65.78)    2.01                61
 05/14/2023   15:17:53   ( -70.68, 125.76) 05/14/2023   15:19:02  ( -70.65, 125.74)    3.23                69
 05/14/2023   16:08:37   (  70.56, -66.74) 05/14/2023   16:08:25  (  70.56, -66.74)    0.44                12
 05/14/2023   16:59:09   ( -69.95, 101.53) 05/14/2023   16:57:59  ( -69.96, 100.07)   55.64                70
 05/17/2023   04:11:47   ( -70.61, -67.62) 05/17/2023   04:12:28  ( -70.63, -67.68)    2.87                41
 05/17/2023   05:02:32   (  70.55,  99.78) 05/17/2023   05:01:51  (  70.53,  99.84)    2.92                41
 05/19/2023   16:15:12   (  71.28, -69.54) 05/19/2023   16:16:21  (  71.15, -67.92)   59.75                69
 05/19/2023   17:05:43   ( -70.61,  98.90) 05/19/2023   17:05:54  ( -70.62,  98.93)    2.32                11
 05/19/2023   17:56:27   (  70.50, -93.62) 05/19/2023   17:55:17  (  70.52, -93.56)    3.48                70