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: 7/6/2019
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 07/07/2019 18:47:33 68.37,-103.32 45.74 07/07/2019 18:48:35 68.35,-103.37 45.71 2.96 62
2 07/07/2019 19:38:14 -68.24, 64.17 134.40 07/07/2019 19:38:05 -68.25, 64.13 134.39 1.91 9
3 07/07/2019 20:28:50 67.68,-127.82 45.03 07/07/2019 20:27:39 67.74,-128.81 45.12 42.44 71
4 07/10/2019 11:04:25 68.33, 12.51 46.01 07/10/2019 11:05:03 68.31, 12.45 45.98 3.47 38
5 07/10/2019 11:55:06 -68.20, 180.00 134.12 07/10/2019 11:54:33 -68.21, 179.97 134.11 1.72 33
6 07/13/2019 02:30:46 -69.06, -40.00 132.88 07/13/2019 02:31:55 -68.93, -38.54 133.05 59.75 69
7 07/13/2019 03:21:18 68.29, 128.33 46.34 07/13/2019 03:21:31 68.31, 128.34 46.35 1.96 13
8 07/13/2019 04:11:59 -68.16, -64.18 133.80 07/13/2019 04:11:02 -68.16, -64.21 133.80 1.41 57
9 07/15/2019 18:47:27 -68.38, 76.69 133.18 07/15/2019 18:48:33 -68.38, 76.65 133.19 1.35 66
10 07/15/2019 19:38:11 68.26,-115.85 46.71 07/15/2019 19:38:00 68.25,-115.85 46.70 0.63 11
11 07/15/2019 20:28:47 -67.85, 51.98 133.71 07/15/2019 20:27:35 -67.88, 51.34 133.66 26.87 72
12 07/18/2019 11:04:20 -68.34,-167.49 132.76 07/18/2019 11:05:01 -68.37,-167.47 132.74 2.93 41
13 07/18/2019 11:55:04 68.22, -0.03 47.12 07/18/2019 11:54:28 68.24, 0.02 47.14 3.07 36

Figure of NOAA-20 and TERRA satellite orbits during SNOs since TLE Epoch: 7/6/2019
SNOs_Map_NOAA-20_TERRA_20190706.jpg

Download SNOs between NOAA-20 and TERRA since TLE EPOCH: 07/06/2019 in txt file.

Historical Predictions of SNOs between NOAA-20 and TERRA

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service