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: 5/10/2019
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 05/12/2019 18:47:57 -68.40, 76.61 129.92 05/12/2019 18:48:54 -68.39, 76.61 129.94 1.42 57
2 05/12/2019 19:38:41 68.28,-115.93 49.95 05/12/2019 19:38:21 68.28,-115.88 49.95 2.13 20
3 05/12/2019 20:29:11 -67.54, 52.30 130.80 05/12/2019 20:28:01 -67.61, 50.98 130.73 56.45 70
4 05/15/2019 11:04:49 -68.32,-167.53 130.65 05/15/2019 11:05:23 -68.33,-167.59 130.65 2.44 34
5 05/15/2019 11:55:33 68.21, -0.07 49.23 05/15/2019 11:54:50 68.22, -0.07 49.24 1.26 43
6 05/18/2019 02:31:07 68.72, 140.40 49.15 05/18/2019 02:32:18 68.65, 141.06 49.07 27.46 71
7 05/18/2019 03:21:43 -68.31, -51.73 131.28 05/18/2019 03:21:52 -68.32, -51.71 131.27 2.26 9
8 05/18/2019 04:12:26 68.14, 115.79 48.54 05/18/2019 04:11:20 68.15, 115.73 48.56 3.06 66
9 05/20/2019 18:47:55 68.39,-103.38 48.24 05/20/2019 18:48:52 68.36,-103.42 48.21 3.13 57
10 05/20/2019 19:38:36 -68.23, 64.13 131.93 05/20/2019 19:38:22 -68.26, 64.09 131.90 3.28 14
11 05/20/2019 20:29:09 67.53,-127.69 47.36 05/20/2019 20:27:59 67.58,-129.05 47.42 58.08 70
12 05/23/2019 11:04:48 68.32, 12.47 47.64 05/23/2019 11:05:21 68.35, 12.44 47.66 3.14 33
13 05/23/2019 11:55:30 -68.22, 179.92 132.47 05/23/2019 11:54:52 -68.19, 179.89 132.50 3.16 38

Figure of NOAA-20 and TERRA satellite orbits during SNOs since TLE Epoch: 5/10/2019
SNOs_Map_NOAA-20_TERRA_20190510.jpg

Download SNOs between NOAA-20 and TERRA since TLE EPOCH: 05/10/2019 in txt file.

Historical Predictions of SNOs between NOAA-20 and TERRA

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service