Simultaneous Nadir Overpasses (SNOs) between NOAA-21 and NOAA-19
TLE Epoch: 2025 3 31.  Predictions up to the next  14.0 days:

     Date     Time(NOAA-21) NOAA-21 Lat/Lon Date Time(NOAA-19) NOAA-19 Lat/Lon    Distance(km)  Time Diff(sec)
 04/12/2025   05:03:46   ( -70.72, -80.52) 04/12/2025   05:02:39  ( -70.71, -82.98)   90.07                67
 04/12/2025   05:54:43   (  71.33,  85.75) 04/12/2025   05:53:29  (  71.31,  85.32)   15.63                74
 04/12/2025   06:45:30   ( -71.46,-107.15) 04/12/2025   06:44:21  ( -71.46,-107.13)    0.96                69
 04/12/2025   07:36:16   (  71.50,  60.09) 04/12/2025   07:35:22  (  71.50,  60.18)    3.16                54
 04/12/2025   08:27:00   ( -71.47,-132.55) 04/12/2025   08:26:17  ( -71.49,-132.56)    2.98                43
 04/12/2025   09:17:46   (  71.51,  34.69) 04/12/2025   09:17:18  (  71.53,  34.75)    3.07                28
 04/12/2025   10:08:31   ( -71.53,-158.03) 04/12/2025   10:08:13  ( -71.53,-157.98)    1.78                18
 04/12/2025   10:59:16   (  71.52,   9.30) 04/12/2025   10:59:15  (  71.51,   9.23)    2.70                 1
 04/12/2025   11:50:01   ( -71.54, 176.57) 04/12/2025   11:50:09  ( -71.56, 176.59)    2.01                 8
 04/12/2025   12:40:47   (  71.58, -16.19) 04/12/2025   12:41:10  (  71.59, -16.10)    3.25                23
 04/12/2025   13:31:32   ( -71.60, 151.09) 04/12/2025   13:32:05  ( -71.59, 151.17)    3.12                33
 04/12/2025   14:22:17   (  71.59, -41.58) 04/12/2025   14:23:07  (  71.57, -41.62)    2.66                50
 04/12/2025   15:13:02   ( -71.61, 125.69) 04/12/2025   15:14:01  ( -71.62, 125.74)    1.87                59
 04/12/2025   16:03:48   (  71.71, -67.16) 04/12/2025   16:05:01  (  71.65, -66.95)    9.37                73
 04/12/2025   16:54:39   ( -72.03,  99.54) 04/12/2025   16:55:49  ( -72.01, 101.00)   50.26                70