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: 8/2/2025
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 08/04/2025 09:31:04 74.09, 25.82 57.35 08/04/2025 09:31:43 74.08, 25.90 57.31 3.03 39
2 08/04/2025 10:21:46 -74.01,-166.65 122.75 08/04/2025 10:21:04 -74.01,-166.59 122.74 1.74 42
3 08/06/2025 19:52:43 -74.08, 50.45 122.02 08/06/2025 19:53:23 -74.08, 50.43 122.03 0.54 40
4 08/06/2025 20:43:27 73.98,-142.00 57.88 08/06/2025 20:42:43 74.00,-142.06 57.92 3.14 44
5 08/09/2025 06:14:24 74.11, 74.96 58.70 08/09/2025 06:15:00 74.10, 75.03 58.68 2.36 36
6 08/09/2025 07:05:06 -74.02,-117.49 121.40 08/09/2025 07:04:22 -73.99,-117.54 121.40 2.82 44
7 08/11/2025 16:36:03 -74.09, 99.58 120.61 08/11/2025 16:36:40 -74.09, 99.53 120.63 1.92 37
8 08/11/2025 17:26:48 74.05, -93.00 59.36 08/11/2025 17:25:59 74.04, -92.89 59.35 3.47 49
9 08/14/2025 02:57:44 74.09, 124.18 60.12 08/14/2025 02:58:17 74.11, 124.13 60.13 2.96 33
10 08/14/2025 03:48:27 -74.03, -68.37 119.94 08/14/2025 03:47:39 -74.02, -68.40 119.94 1.94 48
11 08/16/2025 13:19:24 -74.12, 148.69 119.10 08/16/2025 13:19:56 -74.13, 148.71 119.10 1.36 32
12 08/16/2025 14:10:08 74.04, -43.79 60.82 08/16/2025 14:09:16 74.02, -43.86 60.82 2.68 52

Figure of NOAA-20 and TERRA satellite orbits during SNOs since TLE Epoch: 8/2/2025
SNOs_Map_NOAA-20_TERRA_20250803.jpg

Download SNOs between NOAA-20 and TERRA since TLE EPOCH: 08/02/2025 in txt file.

Historial Predications of SNOs between NOAA-20 and TERRA