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: 8/1/2025
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 08/01/2025 23:09:21 -74.04, 1.37 123.35 08/01/2025 23:10:04 -74.05, 1.29 123.36 2.45 43
2 08/02/2025 00:00:06 73.98, 168.82 56.60 08/01/2025 23:59:24 73.98, 168.82 56.60 0.22 42
3 08/04/2025 09:31:03 74.06, 25.91 57.30 08/04/2025 09:31:43 74.06, 25.87 57.30 1.55 40
4 08/04/2025 10:21:46 -74.02,-166.67 122.74 08/04/2025 10:21:04 -73.99,-166.62 122.75 3.28 42
5 08/06/2025 19:52:43 -74.09, 50.42 122.00 08/06/2025 19:53:23 -74.07, 50.41 122.04 2.94 40
6 08/06/2025 20:43:27 73.99,-142.03 57.90 08/06/2025 20:42:43 73.99,-142.09 57.91 2.04 44
7 08/09/2025 06:14:24 74.08, 75.04 58.67 08/09/2025 06:15:01 74.09, 75.00 58.67 1.93 37
8 08/09/2025 07:05:07 -74.03,-117.52 121.38 08/09/2025 07:04:22 -74.03,-117.46 121.37 2.18 45
9 08/11/2025 16:36:04 -74.11, 99.55 120.59 08/11/2025 16:36:40 -74.12, 99.61 120.60 2.49 36
10 08/11/2025 17:26:48 74.02, -92.92 59.32 08/11/2025 17:26:00 74.03, -92.92 59.34 0.99 48
11 08/14/2025 02:57:44 74.11, 124.13 60.14 08/14/2025 02:58:17 74.09, 124.09 60.12 2.20 33
12 08/14/2025 03:48:27 -74.05, -68.41 119.92 08/14/2025 03:47:38 -74.05, -68.33 119.91 2.61 49

Figure of NOAA-20 and TERRA satellite orbits during SNOs since TLE Epoch: 8/1/2025
SNOs_Map_NOAA-20_TERRA_20250801.jpg

Download SNOs between NOAA-20 and TERRA since TLE EPOCH: 08/01/2025 in txt file.

Historial Predications of SNOs between NOAA-20 and TERRA