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: 2/4/2018
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 02/06/2018 19:12:54 68.30,-109.57 83.71 02/06/2018 19:13:26 68.30,-109.60 83.70 1.47 32
2 02/06/2018 20:03:35 -68.18, 57.91 96.43 02/06/2018 20:02:56 -68.19, 57.91 96.42 1.69 39
3 02/09/2018 10:39:11 -68.85,-161.82 96.56 02/09/2018 10:40:22 -68.76,-160.80 96.69 42.49 71
4 02/09/2018 11:29:46 68.24, 6.29 82.80 02/09/2018 11:29:56 68.25, 6.23 82.81 3.09 10
5 02/09/2018 12:20:28 -68.17, 173.70 97.29 02/09/2018 12:19:26 -68.15, 173.74 97.30 2.17 62
6 02/12/2018 02:55:55 -68.36, -45.39 97.94 02/12/2018 02:56:58 -68.38, -45.38 97.93 2.09 63
7 02/12/2018 03:46:39 68.23, 122.08 81.92 02/12/2018 03:46:25 68.26, 122.11 81.94 3.34 14
8 02/12/2018 04:37:13 -67.73, -69.97 98.62 02/12/2018 04:36:02 -67.77, -70.82 98.54 36.31 71
9 02/14/2018 19:12:48 -68.36, 70.39 98.85 02/14/2018 19:13:28 -68.33, 70.44 98.88 3.05 40
10 02/14/2018 20:03:32 68.23,-122.13 81.01 02/14/2018 20:02:55 68.21,-122.07 80.99 3.50 37
11 02/17/2018 10:39:09 69.02, 17.96 80.93 02/17/2018 10:40:18 68.88, 19.35 80.73 57.73 69
12 02/17/2018 11:29:39 -68.30,-173.75 99.84 02/17/2018 11:29:57 -68.28,-173.75 99.86 1.74 18
13 02/17/2018 12:20:23 68.17, -6.28 80.02 02/17/2018 12:19:24 68.15, -6.25 80.01 2.36 59

Figure of NPP and TERRA satellite orbits during SNOs since TLE Epoch: 2/4/2018
SNOs_Map_NPP_TERRA_20180205.jpg

Download SNOs between NPP and TERRA since TLE EPOCH: 02/04/2018 in txt file.

Historical Predictions of SNOs between NPP and TERRA

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service