Simultaneous Nadir Overpasses (SNOs) Predictions

Prediction of SNOs between NOAA-20 and TERRA Satellite Orbit:

Table of predicted SNOs for the next 14.0 days since TLE Epoch: 7/29/2025
Index Date (NOAA-20) Time (NOAA-20) Lat,Lon (NOAA-20) SZA (NOAA-20 ) Date (TERRA) Time (TERRA) Lat,Lon (TERRA) SZA (TERRA ) Distance(km) Time Diff (sec)
1 07/30/2025 12:47:43 74.07, -23.29 56.08 07/30/2025 12:48:24 74.06, -23.21 56.05 2.89 41
2 07/30/2025 13:38:25 -73.99, 144.23 124.01 07/30/2025 13:37:45 -73.98, 144.29 124.01 2.00 40
3 08/01/2025 23:09:21 -74.06, 1.34 123.34 08/01/2025 23:10:04 -74.04, 1.28 123.36 2.72 43
4 08/02/2025 00:00:06 74.00, 168.79 56.61 08/01/2025 23:59:24 73.97, 168.80 56.59 3.18 42
5 08/04/2025 09:31:03 74.07, 25.88 57.32 08/04/2025 09:31:43 74.06, 25.85 57.29 1.78 40
6 08/04/2025 10:21:45 -73.98,-166.58 122.78 08/04/2025 10:21:04 -73.99,-166.62 122.76 1.72 41
7 08/06/2025 19:52:42 -74.05, 50.51 122.05 08/06/2025 19:53:23 -74.07, 50.42 122.04 3.45 41
8 08/06/2025 20:43:27 74.01,-142.06 57.91 08/06/2025 20:42:43 73.99,-142.09 57.91 2.32 44
9 08/09/2025 06:14:24 74.09, 75.01 58.68 08/09/2025 06:15:01 74.09, 75.01 58.67 0.78 37
10 08/09/2025 07:05:07 -74.04,-117.55 121.37 08/09/2025 07:04:22 -74.04,-117.44 121.36 3.47 45
11 08/11/2025 16:36:04 -74.12, 99.53 120.59 08/11/2025 16:36:41 -74.09, 99.53 120.62 3.12 37
12 08/11/2025 17:26:48 74.03, -92.94 59.33 08/11/2025 17:26:00 74.04, -92.89 59.35 2.14 48

Figure of NOAA-20 and TERRA satellite orbits during SNOs since TLE Epoch: 7/29/2025
SNOs_Map_NOAA-20_TERRA_20250729.jpg

Download SNOs between NOAA-20 and TERRA since TLE EPOCH: 07/29/2025 in txt file.

Historial Predications of SNOs between NOAA-20 and TERRA