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: 7/13/2017
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 07/13/2017 19:12:47 68.36,-109.56 46.57 07/13/2017 19:13:31 68.34,-109.60 46.55 3.02 44
2 07/13/2017 20:03:28 -68.23, 57.93 133.56 07/13/2017 20:03:01 -68.24, 57.92 133.55 1.43 27
3 07/16/2017 10:39:13 -69.36,-162.45 131.97 07/16/2017 10:40:20 -69.22,-160.26 132.17 87.50 67
4 07/16/2017 11:29:40 68.33, 6.25 46.97 07/16/2017 11:30:01 68.33, 6.26 46.96 1.08 21
5 07/16/2017 12:20:21 -68.20, 173.75 133.17 07/16/2017 12:19:32 -68.17, 173.71 133.19 2.96 49
6 07/19/2017 02:55:52 -68.54, -45.54 132.36 07/19/2017 02:57:04 -68.49, -45.32 132.42 10.66 72
7 07/19/2017 03:46:34 68.31, 122.06 47.42 07/19/2017 03:46:32 68.31, 122.11 47.41 2.22 2
8 07/19/2017 04:37:15 -68.17, -70.44 132.73 07/19/2017 04:36:03 -68.16, -70.43 132.73 0.90 72
9 07/21/2017 19:12:44 -68.40, 70.41 131.99 07/21/2017 19:13:36 -68.41, 70.46 131.99 2.69 52
10 07/21/2017 20:03:27 68.24,-122.07 47.85 07/21/2017 20:03:04 68.23,-122.11 47.85 1.52 23
11 07/21/2017 20:53:55 -67.39, 46.29 133.02 07/21/2017 20:52:46 -67.47, 44.65 132.89 70.92 69
12 07/24/2017 11:29:37 -68.33,-173.72 131.52 07/24/2017 11:30:08 -68.34,-173.76 131.51 2.08 31
13 07/24/2017 12:20:21 68.22, -6.27 48.38 07/24/2017 12:19:35 68.21, -6.26 48.38 0.69 46
14 07/27/2017 02:55:53 68.68, 134.28 49.43 07/27/2017 02:57:05 68.57, 134.77 49.30 23.04 72
15 07/27/2017 03:46:30 -68.30, -57.91 130.95 07/27/2017 03:46:38 -68.31, -57.91 130.95 0.96 8
16 07/27/2017 04:37:14 68.20, 109.53 48.95 07/27/2017 04:36:05 68.19, 109.58 48.94 2.70 69

Figure of NPP and TERRA satellite orbits during SNOs since TLE Epoch: 7/13/2017
SNOs_Map_NPP_TERRA_20170714.jpg

Download SNOs between NPP and TERRA since TLE EPOCH: 07/13/2017 in txt file.

Historical Predictions of SNOs between NPP and TERRA

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service