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: 9/14/2018
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 09/16/2018 02:56:46 68.93, 133.80 66.13 09/16/2018 02:57:56 68.83, 134.88 66.03 44.41 70
2 09/16/2018 03:47:19 -68.36, -58.11 114.44 09/16/2018 03:47:33 -68.33, -58.11 114.47 2.89 14
3 09/16/2018 04:38:03 68.24, 109.35 65.46 09/16/2018 04:37:00 68.22, 109.41 65.44 3.19 63
4 09/18/2018 19:13:33 68.43,-109.75 66.65 09/18/2018 19:14:30 68.43,-109.74 66.65 0.43 57
5 09/18/2018 20:04:14 -68.28, 57.76 113.49 09/18/2018 20:04:01 -68.27, 57.70 113.50 2.77 13
6 09/18/2018 20:54:47 67.57,-134.04 65.82 09/18/2018 20:53:37 67.64,-135.38 65.89 57.16 70
7 09/21/2018 11:30:28 68.40, 6.05 67.67 09/21/2018 11:30:56 68.38, 6.09 67.65 2.90 28
8 09/21/2018 12:21:09 -68.25, 173.56 112.47 09/21/2018 12:20:27 -68.22, 173.54 112.50 3.38 42
9 09/24/2018 02:56:42 -68.60, -45.75 111.11 09/24/2018 02:57:54 -68.54, -45.47 111.17 13.35 72
10 09/24/2018 03:47:23 68.33, 121.92 68.64 09/24/2018 03:47:23 68.30, 121.89 68.61 2.72 0
11 09/24/2018 04:38:04 -68.18, -70.57 111.50 09/24/2018 04:36:53 -68.21, -70.59 111.48 3.34 71
12 09/26/2018 19:13:35 -68.42, 70.26 110.24 09/26/2018 19:14:21 -68.44, 70.30 110.23 2.52 46
13 09/26/2018 20:04:18 68.25,-122.22 69.61 09/26/2018 20:03:49 68.25,-122.27 69.60 2.28 29
14 09/26/2018 20:54:42 -67.19, 46.41 111.44 09/26/2018 20:53:35 -67.26, 44.23 111.38 94.23 67

Figure of NPP and TERRA satellite orbits during SNOs since TLE Epoch: 9/14/2018
SNOs_Map_NPP_TERRA_20180914.jpg

Download SNOs between NPP and TERRA since TLE EPOCH: 09/14/2018 in txt file.

Historical Predictions of SNOs between NPP and TERRA

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service