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: 4/15/2018
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 04/15/2018 19:38:02 -68.28, 64.10 121.80 04/15/2018 19:38:54 -68.27, 64.04 121.81 2.87 52
2 04/15/2018 20:28:46 68.15,-128.42 58.06 04/15/2018 20:28:21 68.16,-128.44 58.07 1.01 25
3 04/15/2018 21:19:13 -67.26, 39.98 122.85 04/15/2018 21:18:04 -67.33, 38.24 122.77 74.81 69
4 04/18/2018 11:54:55 -68.27, 179.89 122.75 04/18/2018 11:55:25 -68.26, 179.91 122.76 1.22 30
5 04/18/2018 12:45:39 68.15, -12.65 57.11 04/18/2018 12:44:52 68.15, -12.58 57.12 2.75 47
6 04/21/2018 03:21:13 68.67, 127.82 56.75 04/21/2018 03:22:23 68.58, 128.53 56.65 30.64 70
7 04/21/2018 04:11:48 -68.21, -64.26 123.73 04/21/2018 04:11:58 -68.20, -64.30 123.75 2.07 10
8 04/21/2018 05:02:32 68.09, 103.20 56.14 04/21/2018 05:01:25 68.08, 103.21 56.13 0.63 67
9 04/23/2018 19:38:00 68.30,-115.92 55.47 04/23/2018 19:39:00 68.29,-115.96 55.46 2.11 60
10 04/23/2018 20:28:42 -68.20, 51.52 124.64 04/23/2018 20:28:30 -68.19, 51.55 124.66 2.48 12
11 04/23/2018 21:19:16 67.55,-140.36 54.69 04/23/2018 21:18:06 67.57,-141.52 54.72 49.25 70
12 04/26/2018 11:54:54 68.30, -0.14 54.60 04/26/2018 11:55:32 68.27, -0.11 54.56 3.29 38
13 04/26/2018 12:45:35 -68.15, 167.36 125.57 04/26/2018 12:45:02 -68.17, 167.40 125.55 3.07 33

Figure of NOAA-20 and TERRA satellite orbits during SNOs since TLE Epoch: 4/15/2018
SNOs_Map_NOAA-20_TERRA_20180415.jpg

Download SNOs between NOAA-20 and TERRA since TLE EPOCH: 04/15/2018 in txt file.

Historical Predictions of SNOs between NOAA-20 and TERRA

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service