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: 1/10/2018
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 01/11/2018 02:56:17 -68.34, -45.43 89.93 01/11/2018 02:56:59 -68.33, -45.43 89.94 0.37 42
2 01/11/2018 03:47:01 68.21, 122.04 89.94 01/11/2018 03:46:26 68.23, 122.09 89.96 2.91 35
3 01/13/2018 18:22:39 69.03, -97.90 90.37 01/13/2018 18:23:48 68.94, -96.43 90.24 59.32 69
4 01/13/2018 19:13:09 -68.30, 70.39 90.40 01/13/2018 19:13:27 -68.33, 70.44 90.38 3.30 18
5 01/13/2018 20:03:53 68.18,-122.15 89.48 01/13/2018 20:02:55 68.16,-122.11 89.46 2.45 58
6 01/16/2018 10:39:20 68.36, 18.77 89.19 01/16/2018 10:40:27 68.36, 18.73 89.18 1.72 67
7 01/16/2018 11:30:02 -68.27,-173.80 90.91 01/16/2018 11:29:57 -68.25,-173.77 90.94 2.68 5
8 01/16/2018 12:20:40 67.83, -5.93 88.63 01/16/2018 12:19:28 67.92, -6.52 88.74 26.42 72
9 01/19/2018 02:56:13 68.34, 134.58 88.63 01/19/2018 02:56:56 68.33, 134.57 88.62 0.82 43
10 01/19/2018 03:46:54 -68.19, -57.92 91.53 01/19/2018 03:46:26 -68.22, -57.92 91.50 3.20 28
11 01/21/2018 18:22:37 -69.23, 81.85 91.02 01/21/2018 18:23:45 -69.12, 83.80 91.18 78.27 68
12 01/21/2018 19:13:06 68.31,-109.61 88.03 01/21/2018 19:13:25 68.28,-109.60 88.00 3.32 19
13 01/21/2018 20:03:47 -68.17, 57.89 92.13 01/21/2018 20:02:55 -68.18, 57.91 92.12 1.61 52

Figure of NPP and TERRA satellite orbits during SNOs since TLE Epoch: 1/10/2018
SNOs_Map_NPP_TERRA_20180110.jpg

Download SNOs between NPP and TERRA since TLE EPOCH: 01/10/2018 in txt file.

Historical Predictions of SNOs between NPP and TERRA

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service