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: 2/1/2021
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 02/02/2021 17:57:05 -69.00, 88.46 94.43 02/02/2021 17:58:15 -68.91, 89.64 94.56 48.17 70
2 02/02/2021 18:47:39 68.34,-103.35 84.88 02/02/2021 18:47:50 68.36,-103.40 84.89 2.52 11
3 02/02/2021 19:38:21 -68.26, 64.07 95.22 02/02/2021 19:37:20 -68.25, 64.10 95.23 1.75 61
4 02/05/2021 10:13:50 -68.46,-155.04 95.79 02/05/2021 10:14:50 -68.48,-155.01 95.78 2.60 60
5 02/05/2021 11:04:34 68.34, 12.43 84.08 02/05/2021 11:04:18 68.31, 12.42 84.05 3.14 16
6 02/05/2021 11:55:06 -67.71,-179.47 96.58 02/05/2021 11:53:55 -67.81, 179.48 96.44 45.77 71
7 02/08/2021 02:30:44 -68.45, -39.26 96.63 02/08/2021 02:31:17 -68.43, -39.19 96.66 3.56 33
8 02/08/2021 03:21:27 68.28, 128.27 83.19 02/08/2021 03:20:45 68.26, 128.24 83.17 3.01 42
9 02/10/2021 17:57:01 68.76, -91.21 82.84 02/10/2021 17:58:12 68.65, -90.68 82.70 24.75 71
10 02/10/2021 18:47:38 -68.40, 76.59 97.55 02/10/2021 18:47:45 -68.38, 76.63 97.57 2.48 7
11 02/10/2021 19:38:21 68.23,-115.88 82.27 02/10/2021 19:37:12 68.26,-115.87 82.30 3.04 69
12 02/13/2021 10:13:50 68.44, 24.99 81.62 02/13/2021 10:14:42 68.47, 24.99 81.64 3.39 52
13 02/13/2021 11:04:32 -68.35,-167.56 98.50 02/13/2021 11:04:13 -68.32,-167.56 98.52 2.62 19
14 02/13/2021 11:55:01 67.42, 0.89 80.54 02/13/2021 11:53:53 67.47, -0.90 80.65 76.67 68

Figure of NOAA-20 and TERRA satellite orbits during SNOs since TLE Epoch: 2/1/2021
SNOs_Map_NOAA-20_TERRA_20210201.jpg

Download SNOs between NOAA-20 and TERRA since TLE EPOCH: 02/01/2021 in txt file.

Historial Predications of SNOs between NOAA-20 and TERRA