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 -68.38, 70.33 106.81 03/07/2020 19:13:52 -68.37, 70.28 106.83 2.03 70
2 03/07/2020 20:03:26 68.25,-122.19 73.04 03/07/2020 20:03:19 68.26,-122.21 73.05 1.54 7
3 03/07/2020 20:54:04 -67.96, 45.49 107.28 03/07/2020 20:52:51 -68.04, 45.17 107.18 16.42 73
4 03/10/2020 11:29:37 -68.33,-173.84 107.91 03/10/2020 11:30:21 -68.33,-173.88 107.92 1.62 44
5 03/10/2020 12:20:20 68.20, -6.37 71.94 03/10/2020 12:19:47 68.21, -6.38 71.95 1.36 33
6 03/13/2020 02:56:01 69.01, 133.71 71.75 03/13/2020 02:57:10 68.88, 135.05 71.58 55.72 69
7 03/13/2020 03:46:31 -68.29, -58.01 109.02 03/13/2020 03:46:49 -68.28, -58.05 109.03 1.59 18
8 03/13/2020 04:37:15 68.16, 109.46 70.83 03/13/2020 04:36:16 68.16, 109.45 70.84 0.73 59
9 03/15/2020 19:12:45 68.38,-109.68 70.03 03/15/2020 19:13:47 68.38,-109.68 70.02 0.41 62
10 03/15/2020 20:03:26 -68.24, 57.81 110.13 03/15/2020 20:03:18 -68.23, 57.77 110.14 1.92 8
11 03/15/2020 20:54:02 67.68,-134.18 69.28 03/15/2020 20:52:51 67.77,-135.12 69.40 40.98 71
12 03/18/2020 11:29:40 68.33, 6.14 68.92 03/18/2020 11:30:16 68.32, 6.13 68.90 1.63 36
13 03/18/2020 12:20:21 -68.19, 173.64 111.24 03/18/2020 12:19:47 -68.17, 173.59 111.26 2.91 34

Figure of NPP and TERRA satellite orbits during SNOs since TLE Epoch: 3/6/2020
SNOs_Map_NPP_TERRA_20200307.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