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: 8/1/2019
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 08/02/2019 02:06:00 -69.14, -33.86 128.77 08/02/2019 02:07:09 -69.06, -32.20 128.90 66.35 69
2 08/02/2019 02:56:31 68.32, 134.56 50.38 08/02/2019 02:56:47 68.35, 134.55 50.41 3.33 16
3 08/02/2019 03:47:12 -68.19, -57.96 129.75 08/02/2019 03:46:18 -68.18, -58.02 129.75 2.46 54
4 08/04/2019 18:22:41 -68.41, 82.90 128.84 08/04/2019 18:23:48 -68.44, 82.89 128.82 3.01 67
5 08/04/2019 19:13:25 68.28,-109.63 51.04 08/04/2019 19:13:16 68.27,-109.66 51.03 1.81 9
6 08/04/2019 20:04:02 -67.93, 58.13 129.31 08/04/2019 20:02:49 -68.00, 57.65 129.23 21.41 73
7 08/07/2019 10:39:36 -68.37,-161.28 128.14 08/07/2019 10:40:18 -68.36,-161.32 128.16 2.01 42
8 08/07/2019 11:30:20 68.25, 6.19 51.74 08/07/2019 11:29:45 68.25, 6.19 51.74 0.18 35
9 08/10/2019 02:05:59 68.96, 146.38 53.22 08/10/2019 02:07:09 68.88, 147.57 53.11 48.36 70
10 08/10/2019 02:56:31 -68.34, -45.47 127.42 08/10/2019 02:56:47 -68.33, -45.47 127.43 0.35 16
11 08/10/2019 03:47:15 68.22, 122.00 52.47 08/10/2019 03:46:14 68.22, 122.03 52.47 1.56 61
12 08/12/2019 18:22:44 68.40, -97.09 53.42 08/12/2019 18:23:46 68.41, -97.14 53.43 2.35 62
13 08/12/2019 19:13:26 -68.30, 70.35 126.67 08/12/2019 19:13:16 -68.30, 70.37 126.67 0.87 10
14 08/12/2019 20:04:01 67.70,-121.59 52.73 08/12/2019 20:02:50 67.79,-122.58 52.85 43.24 71

Figure of NPP and TERRA satellite orbits during SNOs since TLE Epoch: 8/1/2019
SNOs_Map_NPP_TERRA_20190801.jpg

Download SNOs between NPP and TERRA since TLE EPOCH: 08/01/2019 in txt file.

Historical Predictions of SNOs between NPP and TERRA

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service