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: 3/3/2020
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 03/05/2020 02:56:03 -69.26, -46.63 104.85 03/05/2020 02:57:10 -69.17, -44.61 105.01 80.28 67
2 03/05/2020 03:46:32 68.32, 121.94 74.17 03/05/2020 03:46:50 68.33, 121.99 74.17 2.34 18
3 03/05/2020 04:37:13 -68.20, -70.57 105.99 03/05/2020 04:36:21 -68.17, -70.57 106.00 2.50 52
4 03/07/2020 19:12:42 -68.41, 70.29 106.78 03/07/2020 19:13:51 -68.41, 70.33 106.79 1.60 69
5 03/07/2020 20:03:26 68.28,-122.23 73.07 03/07/2020 20:03:18 68.29,-122.17 73.09 3.16 8
6 03/07/2020 20:54:04 -67.99, 45.46 107.25 03/07/2020 20:52:51 -68.03, 45.15 107.19 13.82 73
7 03/10/2020 11:29:37 -68.36,-173.88 107.88 03/10/2020 11:30:20 -68.38,-173.83 107.88 2.67 43
8 03/10/2020 12:20:20 68.18, -6.34 71.92 03/10/2020 12:19:48 68.20, -6.40 71.94 3.31 32
9 03/13/2020 02:56:01 68.99, 133.73 71.73 03/13/2020 02:57:11 68.88, 135.04 71.57 53.91 70
10 03/13/2020 03:46:32 -68.32, -58.05 108.99 03/13/2020 03:46:49 -68.34, -57.99 108.97 3.63 17
11 03/13/2020 04:37:15 68.14, 109.49 70.81 03/13/2020 04:36:17 68.15, 109.44 70.84 2.88 58
12 03/15/2020 19:12:45 68.36,-109.66 70.01 03/15/2020 19:13:48 68.39,-109.68 70.03 3.05 63
13 03/15/2020 20:03:26 -68.22, 57.84 110.15 03/15/2020 20:03:19 -68.24, 57.78 110.13 3.39 7
14 03/15/2020 20:54:03 67.72,-134.22 69.32 03/15/2020 20:52:52 67.78,-135.12 69.41 38.14 71

Figure of NPP and TERRA satellite orbits during SNOs since TLE Epoch: 3/3/2020
SNOs_Map_NPP_TERRA_20200304.jpg

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

Historical Predictions of SNOs between NPP and TERRA

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service