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: 1/21/2020
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 01/23/2020 18:47:44 -68.39, 76.60 92.24 01/23/2020 18:48:32 -68.38, 76.58 92.26 1.36 48
2 01/23/2020 19:38:28 68.26,-115.94 87.63 01/23/2020 19:37:59 68.27,-115.90 87.64 1.61 29
3 01/23/2020 20:28:52 -67.20, 52.68 93.47 01/23/2020 20:27:45 -67.27, 50.58 93.35 90.51 67
4 01/26/2020 10:14:14 69.33, 23.76 88.11 01/26/2020 10:15:21 69.20, 25.84 87.91 83.36 67
5 01/26/2020 11:04:39 -68.33,-167.56 92.94 01/26/2020 11:05:05 -68.32,-167.63 92.96 3.17 26
6 01/26/2020 11:55:23 68.21, -0.10 86.93 01/26/2020 11:54:32 68.21, -0.12 86.93 0.80 51
7 01/29/2020 02:30:56 68.54, 140.62 86.59 01/29/2020 02:32:06 68.52, 140.85 86.56 9.40 70
8 01/29/2020 03:21:36 -68.33, -51.80 93.63 01/29/2020 03:21:38 -68.31, -51.78 93.66 2.67 2
9 01/29/2020 04:12:19 68.16, 115.73 86.19 01/29/2020 04:11:05 68.19, 115.73 86.23 3.64 74
10 01/31/2020 18:47:50 68.38,-103.41 85.71 01/31/2020 18:48:41 68.39,-103.45 85.71 2.13 51
11 01/31/2020 19:38:32 -68.28, 64.04 94.41 01/31/2020 19:38:11 -68.30, 64.07 94.40 2.34 21
12 01/31/2020 20:29:00 67.30,-127.45 84.57 01/31/2020 20:27:52 67.39,-129.32 84.73 80.97 68
13 02/03/2020 11:04:47 68.38, 12.35 84.95 02/03/2020 11:05:14 68.37, 12.39 84.93 2.20 27
14 02/03/2020 11:55:28 -68.23, 179.87 95.23 02/03/2020 11:54:45 -68.22, 179.85 95.23 1.07 43

Figure of NOAA-20 and TERRA satellite orbits during SNOs since TLE Epoch: 1/21/2020
SNOs_Map_NOAA-20_TERRA_20200121.jpg

Download SNOs between NOAA-20 and TERRA since TLE EPOCH: 01/21/2020 in txt file.

Historical Predictions of SNOs between NOAA-20 and TERRA

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service