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: 4/12/2018
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 04/13/2018 03:21:09 -68.37, -51.79 120.74 04/13/2018 03:22:20 -68.35, -51.73 120.77 3.82 71
2 04/13/2018 04:11:52 68.19, 115.75 59.07 04/13/2018 04:11:48 68.18, 115.72 59.06 1.80 4
3 04/13/2018 05:02:32 -68.00, -76.69 121.14 04/13/2018 05:01:19 -68.02, -76.84 121.12 6.22 73
4 04/15/2018 19:38:02 -68.31, 64.07 121.77 04/15/2018 19:38:53 -68.29, 64.07 121.79 2.52 51
5 04/15/2018 20:28:46 68.18,-128.47 58.10 04/15/2018 20:28:20 68.17,-128.42 58.09 2.18 26
6 04/15/2018 21:19:12 -67.24, 40.01 122.87 04/15/2018 21:18:04 -67.29, 38.20 122.80 77.77 68
7 04/18/2018 11:54:55 -68.25, 179.92 122.77 04/18/2018 11:55:25 -68.27, 179.92 122.75 3.07 30
8 04/18/2018 12:45:39 68.13, -12.62 57.09 04/18/2018 12:44:53 68.10, -12.64 57.07 2.62 46
9 04/21/2018 03:21:13 68.65, 127.85 56.73 04/21/2018 03:22:23 68.58, 128.52 56.64 28.74 70
10 04/21/2018 04:11:49 -68.24, -64.30 123.71 04/21/2018 04:11:57 -68.25, -64.24 123.69 3.14 8
11 04/21/2018 05:02:32 68.07, 103.23 56.11 04/21/2018 05:01:25 68.08, 103.21 56.13 1.79 67
12 04/23/2018 19:38:00 68.33,-115.96 55.50 04/23/2018 19:38:58 68.33,-115.91 55.49 1.78 58
13 04/23/2018 20:28:41 -68.18, 51.55 124.67 04/23/2018 20:28:29 -68.17, 51.54 124.67 0.99 12
14 04/23/2018 21:19:15 67.52,-140.33 54.67 04/23/2018 21:18:05 67.55,-141.54 54.70 51.30 70

Figure of NOAA-20 and TERRA satellite orbits during SNOs since TLE Epoch: 4/12/2018
SNOs_Map_NOAA-20_TERRA_20180412.jpg

Download SNOs between NOAA-20 and TERRA since TLE EPOCH: 04/12/2018 in txt file.

Historical Predictions of SNOs between NOAA-20 and TERRA

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service