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: 7/7/2019
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 07/09/2019 02:06:00 69.36, 145.82 46.91 07/09/2019 02:07:06 69.26, 148.06 46.75 88.69 66
2 07/09/2019 02:56:24 -68.33, -45.45 134.16 07/09/2019 02:56:51 -68.32, -45.49 134.17 1.63 27
3 07/09/2019 03:47:08 68.19, 122.03 45.70 07/09/2019 03:46:18 68.20, 122.02 45.72 1.60 50
4 07/11/2019 18:22:38 68.40, -97.10 46.26 07/11/2019 18:23:49 68.43, -97.10 46.27 2.84 71
5 07/11/2019 19:13:19 -68.27, 70.38 133.88 07/11/2019 19:13:20 -68.27, 70.34 133.88 1.74 1
6 07/11/2019 20:04:01 68.03,-122.00 45.88 07/11/2019 20:02:48 68.10,-122.22 45.96 11.66 73
7 07/14/2019 10:39:32 68.36, 18.73 46.59 07/14/2019 10:40:17 68.37, 18.72 46.61 1.99 45
8 07/14/2019 11:30:13 -68.22,-173.78 133.54 07/14/2019 11:29:48 -68.22,-173.84 133.54 2.31 25
9 07/17/2019 02:05:58 -69.24, -34.00 132.07 07/17/2019 02:07:06 -69.16, -32.07 132.21 76.94 68
10 07/17/2019 02:56:27 68.31, 134.56 46.98 07/17/2019 02:56:46 68.31, 134.53 46.97 1.23 19
11 07/17/2019 03:47:09 -68.23, -58.02 133.11 07/17/2019 03:46:16 -68.22, -57.96 133.12 2.98 53
12 07/19/2019 18:22:39 -68.45, 82.84 132.42 07/19/2019 18:23:47 -68.43, 82.90 132.45 3.27 68
13 07/19/2019 19:13:22 68.27,-109.62 47.40 07/19/2019 19:13:15 68.25,-109.67 47.38 3.36 7
14 07/19/2019 20:04:00 -67.97, 58.08 132.90 07/19/2019 20:02:47 -68.04, 57.72 132.82 16.98 73

Figure of NPP and TERRA satellite orbits during SNOs since TLE Epoch: 7/7/2019
SNOs_Map_NPP_TERRA_20190707.jpg

Download SNOs between NPP and TERRA since TLE EPOCH: 07/07/2019 in txt file.

Historical Predictions of SNOs between NPP and TERRA

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service