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: 5/9/2019
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 05/10/2019 02:31:09 -68.73, -39.60 128.90 05/10/2019 02:32:21 -68.61, -38.99 129.02 27.95 72
2 05/10/2019 03:21:47 68.29, 128.29 50.65 05/10/2019 03:21:52 68.29, 128.26 50.65 1.28 5
3 05/10/2019 04:12:28 -68.15, -64.22 129.51 05/10/2019 04:11:22 -68.17, -64.24 129.48 3.07 66
4 05/12/2019 18:47:56 -68.39, 76.62 129.94 05/12/2019 18:48:53 -68.39, 76.61 129.94 0.48 57
5 05/12/2019 19:38:40 68.27,-115.92 49.94 05/12/2019 19:38:20 68.28,-115.88 49.95 2.05 20
6 05/12/2019 20:29:10 -67.53, 52.31 130.81 05/12/2019 20:28:00 -67.61, 50.98 130.73 57.07 70
7 05/15/2019 11:04:50 -68.37,-167.58 130.61 05/15/2019 11:05:22 -68.37,-167.53 130.61 2.28 32
8 05/15/2019 11:55:33 68.20, -0.06 49.22 05/15/2019 11:54:50 68.20, -0.08 49.22 1.37 43
9 05/18/2019 02:31:07 68.71, 140.42 49.14 05/18/2019 02:32:18 68.62, 141.02 49.04 26.68 71
10 05/18/2019 03:21:43 -68.30, -51.72 131.29 05/18/2019 03:21:52 -68.29, -51.74 131.30 0.93 9
11 05/18/2019 04:12:27 68.18, 115.73 48.59 05/18/2019 04:11:19 68.18, 115.77 48.58 1.48 68
12 05/20/2019 18:47:55 68.38,-103.37 48.23 05/20/2019 18:48:51 68.37,-103.41 48.21 2.14 56
13 05/20/2019 19:38:37 -68.28, 64.07 131.88 05/20/2019 19:38:21 -68.26, 64.10 131.90 2.19 16
14 05/20/2019 20:29:08 67.47,-127.61 47.30 05/20/2019 20:27:59 67.53,-129.10 47.36 63.63 69

Figure of NOAA-20 and TERRA satellite orbits during SNOs since TLE Epoch: 5/9/2019
SNOs_Map_NOAA-20_TERRA_20190509.jpg

Download SNOs between NOAA-20 and TERRA since TLE EPOCH: 05/09/2019 in txt file.

Historical Predictions of SNOs between NOAA-20 and TERRA

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service