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: 6/9/2020
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 06/11/2020 19:12:38 -68.33, 70.42 134.93 06/11/2020 19:13:16 -68.35, 70.47 134.92 2.59 38
2 06/11/2020 20:03:22 68.21,-122.11 44.95 06/11/2020 20:02:44 68.18,-122.09 44.92 3.09 38
3 06/14/2020 10:39:00 68.94, 18.08 45.55 06/14/2020 10:40:09 68.82, 19.28 45.41 50.04 69
4 06/14/2020 11:29:31 -68.26,-173.71 135.15 06/14/2020 11:29:47 -68.27,-173.76 135.14 2.33 16
5 06/14/2020 12:20:15 68.14, -6.24 44.73 06/14/2020 12:19:14 68.15, -6.25 44.75 1.73 61
6 06/17/2020 02:55:43 68.38, 134.59 44.89 06/17/2020 02:56:45 68.39, 134.64 44.90 2.38 62
7 06/17/2020 03:46:24 -68.24, -57.90 135.26 06/17/2020 03:46:16 -68.24, -57.91 135.26 0.29 8
8 06/17/2020 04:37:00 67.69, 110.09 44.18 06/17/2020 04:35:49 67.78, 109.20 44.29 39.09 71
9 06/19/2020 19:12:36 68.31,-109.54 44.78 06/19/2020 19:13:16 68.31,-109.59 44.77 2.06 40
10 06/19/2020 20:03:18 -68.22, 57.89 135.32 06/19/2020 20:02:46 -68.21, 57.93 135.33 2.15 32
11 06/22/2020 10:38:59 -69.11,-162.14 134.40 06/22/2020 10:40:08 -69.01,-160.48 134.53 66.91 69
12 06/22/2020 11:29:30 68.30, 6.25 44.78 06/22/2020 11:29:46 68.27, 6.25 44.74 3.34 16
13 06/22/2020 12:20:11 -68.16, 173.76 135.38 06/22/2020 12:19:16 -68.18, 173.78 135.35 2.87 55

Figure of NPP and TERRA satellite orbits during SNOs since TLE Epoch: 6/9/2020
SNOs_Map_NPP_TERRA_20200609.jpg

Download SNOs between NPP and TERRA since TLE EPOCH: 06/09/2020 in txt file.

Historical Predictions of SNOs between NPP and TERRA

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service