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: 2/21/2026
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 02/21/2026 11:47:04 75.11, -10.38 86.12 02/21/2026 11:48:06 75.12, -10.33 86.10 1.49 62
2 02/21/2026 12:37:47 -75.06, 157.08 93.95 02/21/2026 12:37:26 -75.06, 157.21 93.96 3.63 21
3 02/23/2026 22:08:46 -75.11, 14.22 94.78 02/23/2026 22:09:11 -75.11, 14.33 94.80 3.12 25
4 02/23/2026 22:59:30 75.01,-178.20 85.10 02/23/2026 22:58:31 75.03,-178.21 85.13 1.47 59
5 02/26/2026 07:39:45 -75.16,-128.66 95.62 02/26/2026 07:40:56 -75.14,-128.59 95.66 2.47 71
6 02/26/2026 08:30:29 75.06, 38.93 84.26 02/26/2026 08:30:16 75.06, 38.87 84.27 1.67 13
7 02/28/2026 18:01:27 75.12,-103.96 83.42 02/28/2026 18:01:59 75.13,-103.95 83.41 1.23 32
8 02/28/2026 18:52:10 -75.07, 63.50 96.66 02/28/2026 18:51:19 -75.07, 63.59 96.64 2.63 51
9 03/03/2026 03:32:30 75.36, 112.58 82.78 03/03/2026 03:33:41 75.28, 113.46 82.62 26.33 71
10 03/03/2026 04:23:09 -75.12, -79.39 97.52 03/03/2026 04:23:03 -75.13, -79.27 97.52 3.65 6
11 03/05/2026 13:54:07 -75.13, 137.84 98.43 03/05/2026 13:54:47 -75.17, 137.84 98.41 3.97 40
12 03/05/2026 14:44:52 75.09, -54.72 81.51 03/05/2026 14:44:07 75.08, -54.71 81.51 1.04 45

Figure of NOAA-20 and TERRA satellite orbits during SNOs since TLE Epoch: 2/21/2026
SNOs_Map_NOAA-20_TERRA_20260221.jpg

Download SNOs between NOAA-20 and TERRA since TLE EPOCH: 02/21/2026 in txt file.

Historial Predications of SNOs between NOAA-20 and TERRA