Simultaneous Nadir Overpasses (SNOs) between NOAA-21 and NOAA-19
TLE Epoch: 2025 4 24.  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)
 04/28/2025   07:35:45   (  70.62,  61.62) 04/28/2025   07:34:38  (  70.62,  59.20)   89.35                67
 04/28/2025   08:26:39   ( -71.12,-131.91) 04/28/2025   08:25:26  ( -71.14,-132.64)   26.56                73
 04/28/2025   09:17:29   (  71.35,  35.02) 04/28/2025   09:16:20  (  71.38,  35.04)    3.44                69
 04/28/2025   10:08:14   ( -71.38,-157.73) 04/28/2025   10:07:18  ( -71.38,-157.71)    1.08                56
 04/28/2025   10:59:00   (  71.40,   9.55) 04/28/2025   10:58:16  (  71.41,   9.60)    2.06                44
 04/28/2025   11:49:44   ( -71.38, 176.89) 04/28/2025   11:49:14  ( -71.41, 176.86)    2.87                30
 04/28/2025   12:40:31   (  71.45, -15.92) 04/28/2025   12:40:12  (  71.43, -15.83)    3.62                19
 04/28/2025   13:31:15   ( -71.43, 151.43) 04/28/2025   13:31:10  ( -71.43, 151.43)    0.23                 5
 04/28/2025   14:22:01   (  71.45, -41.29) 04/28/2025   14:22:08  (  71.46, -41.26)    1.75                 7
 04/28/2025   15:12:46   ( -71.48, 125.96) 04/28/2025   15:13:06  ( -71.46, 126.00)    2.74                20
 04/28/2025   16:03:32   (  71.50, -66.76) 04/28/2025   16:04:04  (  71.49, -66.69)    2.66                32
 04/28/2025   16:54:16   ( -71.48, 100.59) 04/28/2025   16:55:02  ( -71.49, 100.57)    1.06                46
 04/28/2025   17:45:02   (  71.50, -92.13) 04/28/2025   17:46:00  (  71.52, -92.12)    1.97                58
 04/28/2025   18:35:47   ( -71.54,  75.12) 04/28/2025   18:36:58  ( -71.52,  75.14)    1.75                71
 04/28/2025   19:26:40   (  71.91,-118.26) 04/28/2025   19:27:50  (  71.85,-116.97)   45.17                70