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: 10/6/2018
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 10/07/2018 10:40:02 -69.38,-162.51 105.16 10/07/2018 10:41:09 -69.26,-160.45 105.26 82.07 67
2 10/07/2018 11:30:30 68.40, 6.13 73.88 10/07/2018 11:30:49 68.43, 6.15 73.90 2.79 19
3 10/07/2018 12:21:11 -68.27, 173.62 106.24 10/07/2018 12:20:20 -68.26, 173.58 106.25 1.65 51
4 10/10/2018 02:56:40 -68.48, -45.51 105.04 10/10/2018 02:57:50 -68.50, -45.53 105.02 2.10 70
5 10/10/2018 03:47:24 68.35, 121.96 74.85 10/10/2018 03:47:17 68.38, 121.98 74.88 3.39 7
6 10/10/2018 04:38:03 -68.11, -70.41 105.38 10/10/2018 04:36:49 -68.17, -70.65 105.33 11.44 74
7 10/12/2018 19:13:34 -68.43, 70.31 104.07 10/12/2018 19:14:18 -68.46, 70.30 104.05 2.52 44
8 10/12/2018 20:04:18 68.31,-122.22 75.82 10/12/2018 20:03:45 68.33,-122.20 75.84 3.32 33
9 10/15/2018 10:39:57 69.11, 17.85 77.59 10/15/2018 10:41:06 69.01, 19.24 77.50 56.73 69
10 10/15/2018 11:30:27 -68.39,-173.86 103.12 10/15/2018 11:30:45 -68.41,-173.87 103.10 2.26 18
11 10/15/2018 12:21:11 68.26, -6.39 76.77 10/15/2018 12:20:12 68.28, -6.37 76.79 2.59 59
12 10/18/2018 02:56:40 68.48, 134.46 77.95 10/18/2018 02:57:42 68.51, 134.50 77.98 3.10 62
13 10/18/2018 03:47:21 -68.34, -58.04 102.18 10/18/2018 03:47:13 -68.35, -58.05 102.17 1.35 8
14 10/18/2018 04:37:57 67.79, 109.97 77.29 10/18/2018 04:36:46 67.89, 109.05 77.37 40.16 71

Figure of NPP and TERRA satellite orbits during SNOs since TLE Epoch: 10/6/2018
SNOs_Map_NPP_TERRA_20181007.jpg

Download SNOs between NPP and TERRA since TLE EPOCH: 10/06/2018 in txt file.

Historical Predictions of SNOs between NPP and TERRA

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service