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: 1/5/2020
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 01/06/2020 10:38:51 68.44, 18.76 90.88 01/06/2020 10:39:57 68.41, 18.77 90.84 3.43 66
2 01/06/2020 11:29:32 -68.30,-173.74 89.27 01/06/2020 11:29:27 -68.29,-173.74 89.28 0.58 5
3 01/06/2020 12:20:10 67.86, -5.87 90.28 01/06/2020 12:18:58 67.97, -6.48 90.40 28.27 72
4 01/09/2020 02:55:43 68.38, 134.62 90.48 01/09/2020 02:56:26 68.39, 134.62 90.48 0.43 43
5 01/09/2020 03:46:25 -68.29, -57.95 89.62 01/09/2020 03:45:56 -68.27, -57.88 89.64 3.33 29
6 01/11/2020 18:22:07 -69.29, 81.86 88.97 01/11/2020 18:23:15 -69.19, 83.86 89.12 79.75 68
7 01/11/2020 19:12:36 68.38,-109.60 90.09 01/11/2020 19:12:55 68.36,-109.53 90.07 3.59 19
8 01/11/2020 20:03:17 -68.23, 57.91 90.07 01/11/2020 20:02:25 -68.25, 57.97 90.05 3.29 52
9 01/14/2020 10:38:44 -68.48,-161.27 90.24 01/14/2020 10:39:55 -68.49,-161.13 90.24 5.75 71
10 01/14/2020 11:29:27 68.32, 6.25 89.59 01/14/2020 11:29:23 68.32, 6.31 89.59 2.51 4
11 01/14/2020 12:20:07 -68.12, 173.83 90.63 01/14/2020 12:18:55 -68.11, 173.69 90.63 6.04 72
12 01/17/2020 02:55:36 -68.43, -45.41 90.79 01/17/2020 02:56:25 -68.41, -45.35 90.81 3.32 49
13 01/17/2020 03:46:19 68.27, 122.10 89.05 01/17/2020 03:45:52 68.29, 122.15 89.07 3.31 27
14 01/17/2020 04:36:45 -67.30, -69.40 91.95 01/17/2020 04:35:37 -67.35, -71.30 91.86 81.48 68

Figure of NPP and TERRA satellite orbits during SNOs since TLE Epoch: 1/5/2020
SNOs_Map_NPP_TERRA_20200105.jpg

Download SNOs between NPP and TERRA since TLE EPOCH: 01/05/2020 in txt file.

Historical Predictions of SNOs between NPP and TERRA

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service