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: 4/14/2019
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 04/16/2019 02:31:11 68.44, 140.79 58.35 04/16/2019 02:32:22 68.41, 140.78 58.32 2.84 71
2 04/16/2019 03:21:52 -68.31, -51.72 121.80 04/16/2019 03:21:52 -68.30, -51.72 121.81 0.60 0
3 04/16/2019 04:12:34 68.07, 115.89 57.95 04/16/2019 04:11:21 68.08, 115.67 57.97 9.49 73
4 04/18/2019 18:48:04 68.40,-103.39 57.37 04/18/2019 18:48:53 68.39,-103.38 57.35 1.64 49
5 04/18/2019 19:38:45 -68.27, 64.10 122.78 04/18/2019 19:38:23 -68.28, 64.13 122.77 1.97 22
6 04/18/2019 20:29:13 67.27,-127.37 56.20 04/18/2019 20:28:05 67.33,-129.32 56.28 83.75 68
7 04/21/2019 11:04:58 68.37, 12.42 56.41 04/21/2019 11:05:26 68.37, 12.46 56.41 1.70 28
8 04/21/2019 11:55:39 -68.23, 179.91 123.74 04/21/2019 11:54:57 -68.21, 179.91 123.76 2.16 42
9 04/24/2019 02:31:17 -68.94, -39.87 123.90 04/24/2019 02:32:27 -68.80, -38.79 124.05 45.93 70
10 04/24/2019 03:21:51 68.28, 128.30 55.43 04/24/2019 03:22:01 68.30, 128.24 55.44 3.23 10
11 04/24/2019 04:12:33 -68.19, -64.27 124.68 04/24/2019 04:11:31 -68.20, -64.25 124.67 1.21 62
12 04/26/2019 18:48:02 -68.42, 76.58 125.30 04/26/2019 18:49:09 -68.40, 76.57 125.32 1.90 67
13 04/26/2019 19:38:46 68.31,-115.96 54.58 04/26/2019 19:38:36 68.29,-115.92 54.56 2.38 10
14 04/26/2019 20:29:22 -67.89, 51.88 125.86 04/26/2019 20:28:10 -67.97, 51.34 125.77 24.35 72

Figure of NOAA-20 and TERRA satellite orbits during SNOs since TLE Epoch: 4/14/2019
SNOs_Map_NOAA-20_TERRA_20190414.jpg

Download SNOs between NOAA-20 and TERRA since TLE EPOCH: 04/14/2019 in txt file.

Historical Predictions of SNOs between NOAA-20 and TERRA

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service