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: 4/10/2018
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 04/11/2018 19:12:55 68.39,-109.69 59.77 04/11/2018 19:14:03 68.37,-109.63 59.75 2.93 68
2 04/11/2018 20:03:36 -68.24, 57.82 120.40 04/11/2018 20:03:34 -68.21, 57.82 120.43 3.07 2
3 04/11/2018 20:54:15 67.91,-134.45 59.26 04/11/2018 20:53:02 67.99,-134.80 59.34 17.39 73
4 04/14/2018 11:29:49 68.34, 6.15 58.75 04/14/2018 11:30:35 68.32, 6.17 58.72 2.71 46
5 04/14/2018 12:20:30 -68.19, 173.66 121.42 04/14/2018 12:20:05 -68.22, 173.69 121.40 3.33 25
6 04/14/2018 13:10:56 67.10, -17.71 57.47 04/14/2018 13:09:49 67.15, -19.88 57.54 93.99 67
7 04/17/2018 02:56:18 -69.36, -46.78 121.15 04/17/2018 02:57:25 -69.26, -44.42 121.28 93.61 67
8 04/17/2018 03:46:43 68.24, 122.04 57.69 04/17/2018 03:47:08 68.26, 121.97 57.71 3.67 25
9 04/17/2018 04:37:25 -68.14, -70.51 122.43 04/17/2018 04:36:38 -68.16, -70.51 122.40 2.50 47
10 04/19/2018 19:12:59 -68.57, 70.07 122.90 04/19/2018 19:14:11 -68.49, 70.47 122.99 18.57 72
11 04/19/2018 20:03:39 68.25,-122.20 56.77 04/19/2018 20:03:40 68.26,-122.16 56.77 1.77 1
12 04/19/2018 20:54:20 -68.09, 45.32 123.41 04/19/2018 20:53:11 -68.10, 45.29 123.39 1.83 69
13 04/22/2018 11:29:50 -68.31,-173.82 124.07 04/22/2018 11:30:46 -68.32,-173.87 124.07 2.17 56
14 04/22/2018 12:20:34 68.21, -6.38 55.81 04/22/2018 12:20:13 68.20, -6.37 55.80 1.31 21
15 04/22/2018 13:11:03 -67.45, 161.87 124.96 04/22/2018 13:09:53 -67.49, 160.45 124.92 60.64 70

Figure of NPP and TERRA satellite orbits during SNOs since TLE Epoch: 4/10/2018
SNOs_Map_NPP_TERRA_20180410.jpg

Download SNOs between NPP and TERRA since TLE EPOCH: 04/10/2018 in txt file.

Historical Predictions of SNOs between NPP and TERRA

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service