Simultaneous Nadir Overpasses (SNOs) Predictions

Prediction of SNOs between NPP and TERRA Satellite Orbit:

Table of predicted SNOs for the next 14.0 days since TLE Epoch: 3/6/2020
Index Date (NPP) Time (NPP) Lat,Lon (NPP) SZA (NPP ) Date (TERRA) Time (TERRA) Lat,Lon (TERRA) SZA (TERRA ) Distance(km) Time Diff (sec)
1 03/07/2020 19:12:42 -68.41, 70.29 106.78 03/07/2020 19:13:51 -68.40, 70.32 106.80 1.48 69
2 03/07/2020 20:03:26 68.28,-122.23 73.07 03/07/2020 20:03:18 68.29,-122.18 73.08 2.47 8
3 03/07/2020 20:54:04 -67.99, 45.46 107.25 03/07/2020 20:52:51 -68.01, 45.13 107.20 13.89 73
4 03/10/2020 11:29:37 -68.36,-173.88 107.88 03/10/2020 11:30:20 -68.35,-173.85 107.90 1.36 43
5 03/10/2020 12:20:21 68.23, -6.40 71.97 03/10/2020 12:19:47 68.23, -6.35 71.97 2.12 34
6 03/13/2020 02:56:01 68.99, 133.74 71.72 03/13/2020 02:57:10 68.90, 135.08 71.59 54.26 69
7 03/13/2020 03:46:32 -68.32, -58.05 108.99 03/13/2020 03:46:49 -68.30, -58.03 109.01 1.84 17
8 03/13/2020 04:37:16 68.19, 109.42 70.87 03/13/2020 04:36:16 68.18, 109.47 70.86 2.07 60
9 03/15/2020 19:12:46 68.41,-109.72 70.06 03/15/2020 19:13:47 68.39,-109.67 70.03 2.96 61
10 03/15/2020 20:03:27 -68.27, 57.78 110.10 03/15/2020 20:03:18 -68.24, 57.79 110.13 3.31 9
11 03/15/2020 20:54:01 67.66,-134.15 69.26 03/15/2020 20:52:51 67.72,-135.18 69.35 43.83 70
12 03/18/2020 11:29:39 68.31, 6.17 68.90 03/18/2020 11:30:15 68.32, 6.14 68.90 1.51 36
13 03/18/2020 12:20:21 -68.23, 173.60 111.21 03/18/2020 12:19:45 -68.23, 173.66 111.20 2.66 36

Figure of NPP and TERRA satellite orbits during SNOs since TLE Epoch: 3/6/2020
SNOs_Map_NPP_TERRA_20200306.jpg

Download SNOs between NPP and TERRA since TLE EPOCH: 03/06/2020 in txt file.

Historical Predictions of SNOs between NPP and TERRA

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service