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: 1/30/2018
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 02/01/2018 10:39:14 68.60, 18.49 85.61 02/01/2018 10:40:25 68.53, 18.93 85.52 19.43 71
2 02/01/2018 11:29:51 -68.26,-173.75 94.76 02/01/2018 11:29:58 -68.27,-173.76 94.75 1.00 7
3 02/01/2018 12:20:35 68.12, -6.27 85.10 02/01/2018 12:19:25 68.15, -6.25 85.13 2.82 70
4 02/04/2018 02:56:03 68.37, 134.57 84.59 02/04/2018 02:56:59 68.35, 134.58 84.57 2.16 56
5 02/04/2018 03:46:44 -68.24, -57.95 95.56 02/04/2018 03:46:29 -68.25, -57.90 95.54 2.38 15
6 02/04/2018 04:37:16 67.46, 110.33 83.63 02/04/2018 04:36:07 67.52, 108.89 83.74 61.36 69
7 02/06/2018 19:12:54 68.30,-109.57 83.71 02/06/2018 19:13:30 68.32,-109.59 83.72 1.78 36
8 02/06/2018 20:03:35 -68.17, 57.92 96.44 02/06/2018 20:03:01 -68.17, 57.86 96.44 2.44 34
9 02/09/2018 10:39:16 -69.11,-162.17 96.29 02/09/2018 10:40:25 -68.99,-160.53 96.47 66.69 69
10 02/09/2018 11:29:47 68.29, 6.23 82.85 02/09/2018 11:30:02 68.31, 6.28 82.87 3.30 15
11 02/09/2018 12:20:28 -68.16, 173.72 97.30 02/09/2018 12:19:33 -68.17, 173.73 97.29 1.30 55
12 02/12/2018 02:55:57 -68.46, -45.52 97.84 02/12/2018 02:57:08 -68.42, -45.38 97.90 7.13 71
13 02/12/2018 03:46:39 68.22, 122.09 81.91 02/12/2018 03:46:36 68.24, 122.05 81.92 2.20 3
14 02/12/2018 04:37:20 -68.09, -70.42 98.25 02/12/2018 04:36:07 -68.09, -70.49 98.24 3.06 73

Figure of NPP and TERRA satellite orbits during SNOs since TLE Epoch: 1/30/2018
SNOs_Map_NPP_TERRA_20180130.jpg

Download SNOs between NPP and TERRA since TLE EPOCH: 01/30/2018 in txt file.

Historical Predictions of SNOs between NPP and TERRA

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service