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: 5/10/2017
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 05/10/2017 19:12:52 68.32,-109.57 50.38 05/10/2017 19:13:24 68.34,-109.56 50.40 2.63 32
2 05/10/2017 20:03:33 -68.19, 57.92 129.76 05/10/2017 20:02:55 -68.17, 57.87 129.78 2.80 38
3 05/13/2017 10:39:10 -68.80,-161.74 129.80 05/13/2017 10:40:21 -68.73,-160.85 129.88 36.49 71
4 05/13/2017 11:29:47 68.29, 6.23 49.69 05/13/2017 11:29:54 68.29, 6.26 49.68 1.16 7
5 05/13/2017 12:20:28 -68.16, 173.72 130.46 05/13/2017 12:19:24 -68.18, 173.75 130.45 2.32 64
6 05/16/2017 02:55:58 -68.40, -45.44 130.84 05/16/2017 02:56:56 -68.39, -45.38 130.85 2.38 58
7 05/16/2017 03:46:41 68.22, 122.10 48.97 05/16/2017 03:46:24 68.23, 122.06 48.98 1.95 17
8 05/16/2017 04:37:13 -67.60, -69.81 131.66 05/16/2017 04:36:02 -67.67, -70.95 131.58 48.96 71
9 05/18/2017 19:12:51 -68.32, 70.43 131.51 05/18/2017 19:13:25 -68.33, 70.42 131.51 0.80 34
10 05/18/2017 20:03:35 68.20,-122.10 48.36 05/18/2017 20:02:52 68.22,-122.07 48.37 2.46 43
11 05/21/2017 10:39:10 68.71, 18.37 48.33 05/21/2017 10:40:21 68.58, 18.97 48.20 28.28 71
12 05/21/2017 11:29:46 -68.30,-173.77 132.09 05/21/2017 11:29:54 -68.31,-173.72 132.08 2.40 8
13 05/21/2017 12:20:29 68.12, -6.24 47.73 05/21/2017 12:19:22 68.14, -6.28 47.74 2.37 67
14 05/24/2017 02:55:59 68.37, 134.59 47.47 05/24/2017 02:56:53 68.38, 134.62 47.48 1.84 54
15 05/24/2017 03:46:40 -68.23, -57.91 132.68 05/24/2017 03:46:24 -68.23, -57.94 132.68 1.07 16
16 05/24/2017 04:37:11 67.40, 110.42 46.49 05/24/2017 04:36:02 67.49, 108.86 46.58 67.22 69

Figure of NPP and TERRA satellite orbits during SNOs since TLE Epoch: 5/10/2017
SNOs_Map_NPP_TERRA_20170511.jpg

Download SNOs between NPP and TERRA since TLE EPOCH: 05/10/2017 in txt file.

Historical Predictions of SNOs between NPP and TERRA

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service