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: 7/1/2017
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 07/03/2017 02:55:53 -68.38, -45.36 134.66 07/03/2017 02:56:57 -68.38, -45.41 134.67 1.84 64
2 07/03/2017 03:46:37 68.24, 122.12 45.20 07/03/2017 03:46:24 68.27, 122.11 45.23 3.34 13
3 07/03/2017 04:37:12 -67.79, -70.00 135.26 07/03/2017 04:36:00 -67.83, -70.78 135.20 32.98 72
4 07/05/2017 19:12:48 -68.39, 70.39 134.40 07/05/2017 19:13:28 -68.37, 70.46 134.43 3.42 40
5 07/05/2017 20:03:31 68.21,-122.06 45.41 07/05/2017 20:02:56 68.21,-122.10 45.41 1.44 35
6 07/08/2017 10:39:11 69.08, 17.92 46.60 07/08/2017 10:40:20 68.96, 19.43 46.44 61.40 69
7 07/08/2017 11:29:40 -68.30,-173.72 134.20 07/08/2017 11:30:00 -68.31,-173.75 134.20 1.49 20
8 07/08/2017 12:20:24 68.18, -6.25 45.68 07/08/2017 12:19:27 68.19, -6.24 45.69 1.70 57
9 07/11/2017 02:55:53 68.41, 134.60 46.25 07/11/2017 02:57:03 68.39, 134.58 46.21 2.75 70
10 07/11/2017 03:46:34 -68.27, -57.90 133.90 07/11/2017 03:46:33 -68.29, -57.91 133.88 2.48 1
11 07/11/2017 04:37:15 67.99, 109.77 45.82 07/11/2017 04:36:02 68.06, 109.47 45.91 15.01 73
12 07/13/2017 19:12:47 68.39,-109.59 46.60 07/13/2017 19:13:37 68.37,-109.59 46.57 2.27 50
13 07/13/2017 20:03:28 -68.24, 57.91 133.55 07/13/2017 20:03:08 -68.22, 57.86 133.57 3.26 20
14 07/13/2017 20:53:56 67.26,-133.57 45.45 07/13/2017 20:52:49 67.31,-135.53 45.56 84.08 67

Figure of NPP and TERRA satellite orbits during SNOs since TLE Epoch: 7/1/2017
SNOs_Map_NPP_TERRA_20170702.jpg

Download SNOs between NPP and TERRA since TLE EPOCH: 07/01/2017 in txt file.

Historical Predictions of SNOs between NPP and TERRA

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service