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: 2/26/2018
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 02/28/2018 02:55:45 -68.56, -45.61 103.46 02/28/2018 02:56:57 -68.49, -45.24 103.56 16.91 72
2 02/28/2018 03:46:26 68.26, 122.09 76.22 02/28/2018 03:46:26 68.28, 122.15 76.23 2.87 0
3 02/28/2018 04:37:06 -68.09, -70.37 103.98 02/28/2018 04:35:57 -68.11, -70.42 103.95 3.17 69
4 03/02/2018 19:12:34 -68.35, 70.45 104.70 03/02/2018 19:13:31 -68.34, 70.45 104.73 1.65 57
5 03/02/2018 20:03:18 68.22,-122.07 75.15 03/02/2018 20:02:58 68.23,-122.04 75.16 1.89 20
6 03/02/2018 20:53:48 -67.50, 46.13 105.61 03/02/2018 20:52:38 -67.56, 44.83 105.50 56.11 70
7 03/05/2018 11:29:26 -68.30,-173.71 105.79 03/05/2018 11:30:03 -68.32,-173.70 105.77 2.40 37
8 03/05/2018 12:20:10 68.17, -6.24 74.07 03/05/2018 12:19:31 68.16, -6.25 74.06 1.94 39
9 03/08/2018 02:55:47 68.98, 133.85 73.89 03/08/2018 02:56:56 68.89, 135.24 73.75 56.34 69
10 03/08/2018 03:46:17 -68.26, -57.87 106.88 03/08/2018 03:46:35 -68.29, -57.87 106.85 3.60 18
11 03/08/2018 04:37:01 68.13, 109.60 72.98 03/08/2018 04:36:03 68.12, 109.57 72.98 1.75 58
12 03/10/2018 19:12:28 68.35,-109.53 72.19 03/10/2018 19:13:38 68.39,-109.53 72.21 3.54 70
13 03/10/2018 20:03:09 -68.21, 57.97 107.98 03/10/2018 20:03:09 -68.23, 57.92 107.96 2.72 0
14 03/10/2018 20:53:51 67.99,-134.44 71.78 03/10/2018 20:52:38 68.00,-134.70 71.81 11.23 73

Figure of NPP and TERRA satellite orbits during SNOs since TLE Epoch: 2/26/2018
SNOs_Map_NPP_TERRA_20180227.jpg

Download SNOs between NPP and TERRA since TLE EPOCH: 02/26/2018 in txt file.

Historical Predictions of SNOs between NPP and TERRA

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service