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: 1/20/2021
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 01/20/2021 10:13:50 -68.47,-155.07 91.56 01/20/2021 10:15:00 -68.46,-155.04 91.58 1.84 70
2 01/20/2021 11:04:33 68.29, 12.47 88.24 01/20/2021 11:04:28 68.30, 12.41 88.25 2.86 5
3 01/20/2021 11:55:12 -68.05,-179.90 92.02 01/20/2021 11:54:00 -68.08, 179.78 91.98 13.51 72
4 01/23/2021 02:30:44 -68.40, -39.21 92.24 01/23/2021 02:31:29 -68.39, -39.25 92.26 2.01 45
5 01/23/2021 03:21:28 68.27, 128.27 87.62 01/23/2021 03:20:56 68.28, 128.26 87.63 0.51 32
6 01/25/2021 17:57:08 69.11, -91.71 87.87 01/25/2021 17:58:17 68.98, -90.27 87.68 59.15 69
7 01/25/2021 18:47:38 -68.39, 76.59 92.91 01/25/2021 18:47:56 -68.37, 76.61 92.93 1.95 18
8 01/25/2021 19:38:22 68.26,-115.94 86.96 01/25/2021 19:37:23 68.25,-115.89 86.96 2.60 59
9 01/28/2021 10:13:51 68.46, 24.95 86.50 01/28/2021 10:14:54 68.44, 24.95 86.47 1.81 63
10 01/28/2021 11:04:32 -68.32,-167.55 93.67 01/28/2021 11:04:24 -68.34,-167.54 93.64 2.85 8
11 01/28/2021 11:55:09 67.82, 0.39 85.82 01/28/2021 11:53:58 67.83, -0.50 85.86 37.15 71
12 01/31/2021 02:30:45 68.40, 140.80 85.71 01/31/2021 02:31:22 68.41, 140.79 85.71 1.42 37
13 01/31/2021 03:21:27 -68.31, -51.76 94.41 01/31/2021 03:20:52 -68.31, -51.70 94.40 2.66 35
14 02/02/2021 17:57:06 -69.04, 88.41 94.39 02/02/2021 17:58:16 -68.89, 89.61 94.59 50.85 70
15 02/02/2021 18:47:40 68.39,-103.42 84.94 02/02/2021 18:47:50 68.37,-103.38 84.91 2.81 10
16 02/02/2021 19:38:21 -68.24, 64.09 95.24 02/02/2021 19:37:21 -68.22, 64.07 95.25 2.52 60

Figure of NOAA-20 and TERRA satellite orbits during SNOs since TLE Epoch: 1/20/2021
SNOs_Map_NOAA-20_TERRA_20210120.jpg

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

Historial Predications of SNOs between NOAA-20 and TERRA