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: 8/3/2019
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 08/04/2019 18:22:41 -68.42, 82.88 128.83 08/04/2019 18:23:48 -68.43, 82.88 128.83 0.83 67
2 08/04/2019 19:13:25 68.29,-109.64 51.05 08/04/2019 19:13:16 68.27,-109.67 51.03 2.85 9
3 08/04/2019 20:04:02 -67.94, 58.12 129.30 08/04/2019 20:02:49 -67.99, 57.64 129.24 20.78 73
4 08/07/2019 10:39:36 -68.38,-161.30 128.13 08/07/2019 10:40:17 -68.41,-161.26 128.11 3.39 41
5 08/07/2019 11:30:20 68.26, 6.18 51.75 08/07/2019 11:29:45 68.25, 6.19 51.74 1.21 35
6 08/10/2019 02:05:59 68.97, 146.37 53.23 08/10/2019 02:07:09 68.89, 147.58 53.11 49.02 70
7 08/10/2019 02:56:31 -68.35, -45.48 127.41 08/10/2019 02:56:47 -68.33, -45.47 127.43 1.52 16
8 08/10/2019 03:47:15 68.22, 121.99 52.48 08/10/2019 03:46:14 68.22, 122.04 52.48 2.13 61
9 08/12/2019 18:22:44 68.40, -97.10 53.43 08/12/2019 18:23:46 68.42, -97.13 53.44 1.69 62
10 08/12/2019 19:13:26 -68.31, 70.34 126.65 08/12/2019 19:13:16 -68.31, 70.38 126.66 1.77 10
11 08/12/2019 20:04:01 67.71,-121.60 52.74 08/12/2019 20:02:50 67.80,-122.57 52.86 42.38 71
12 08/15/2019 10:39:38 68.38, 18.71 54.22 08/15/2019 10:40:14 68.39, 18.72 54.23 1.12 36
13 08/15/2019 11:30:19 -68.23,-173.78 125.92 08/15/2019 11:29:45 -68.23,-173.84 125.92 2.47 34

Figure of NPP and TERRA satellite orbits during SNOs since TLE Epoch: 8/3/2019
SNOs_Map_NPP_TERRA_20190803.jpg

Download SNOs between NPP and TERRA since TLE EPOCH: 08/03/2019 in txt file.

Historical Predictions of SNOs between NPP and TERRA

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service