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: 1/20/2026
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 01/21/2026 02:09:10 -74.89, -45.41 84.72 01/21/2026 02:09:31 -74.91, -45.43 84.71 1.85 21
2 01/21/2026 02:59:54 74.82, 122.10 95.19 01/21/2026 02:58:50 74.82, 122.01 95.21 2.67 64
3 01/23/2026 11:40:09 -74.99, 171.60 85.15 01/23/2026 11:41:21 -74.99, 171.74 85.19 4.25 72
4 01/23/2026 12:30:52 74.87, -20.76 94.71 01/23/2026 12:30:40 74.89, -20.82 94.74 2.89 12
5 01/25/2026 22:01:50 74.92,-163.64 94.20 01/25/2026 22:02:30 74.94,-163.73 94.20 2.75 40
6 01/25/2026 22:52:34 -74.90, 3.75 85.85 01/25/2026 22:51:51 -74.90, 3.85 85.84 3.02 43
7 01/28/2026 08:23:32 -74.96,-139.15 86.39 01/28/2026 08:23:40 -74.96,-139.02 86.40 3.55 8
8 01/28/2026 09:14:13 74.75, 28.75 93.37 01/28/2026 09:13:00 74.81, 28.30 93.48 15.13 73
9 01/30/2026 17:54:28 -74.97, 78.08 87.01 01/30/2026 17:55:28 -74.98, 78.02 87.02 1.77 60
10 01/30/2026 18:45:12 74.91,-114.43 92.91 01/30/2026 18:44:46 74.94,-114.40 92.94 3.18 26
11 02/02/2026 04:16:10 74.98, 102.64 92.33 02/02/2026 04:16:34 74.98, 102.69 92.31 1.55 24

Figure of NOAA-20 and TERRA satellite orbits during SNOs since TLE Epoch: 1/20/2026
SNOs_Map_NOAA-20_TERRA_20260121.jpg

Download SNOs between NOAA-20 and TERRA since TLE EPOCH: 01/20/2026 in txt file.

Historial Predications of SNOs between NOAA-20 and TERRA