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: 11/7/2019
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 11/08/2019 18:22:31 -68.47, 82.91 94.99 11/08/2019 18:23:33 -68.46, 82.93 95.00 1.18 62
2 11/08/2019 19:13:15 68.33,-109.60 84.89 11/08/2019 19:13:00 68.34,-109.57 84.90 1.73 15
3 11/08/2019 20:03:48 -67.78, 58.41 95.65 11/08/2019 20:02:37 -67.85, 57.49 95.60 39.78 71
4 11/11/2019 10:39:24 -68.41,-161.24 94.29 11/11/2019 10:40:03 -68.39,-161.26 94.30 1.85 39
5 11/11/2019 11:30:08 68.28, 6.24 85.59 11/11/2019 11:29:30 68.27, 6.23 85.59 0.35 38
6 11/14/2019 02:05:44 68.97, 146.47 86.98 11/14/2019 02:06:54 68.87, 147.57 86.90 45.54 70
7 11/14/2019 02:56:16 -68.35, -45.40 93.63 11/14/2019 02:56:32 -68.33, -45.46 93.65 3.53 16
8 11/14/2019 03:47:00 68.22, 122.08 86.26 11/14/2019 03:45:59 68.21, 122.04 86.24 2.46 61
9 11/16/2019 18:22:28 68.43, -97.05 87.13 11/16/2019 18:23:31 68.41, -97.11 87.11 3.25 63
10 11/16/2019 19:13:09 -68.30, 70.44 93.00 11/16/2019 19:13:01 -68.32, 70.41 92.98 2.81 8
11 11/16/2019 20:03:46 67.79,-121.62 86.52 11/16/2019 20:02:35 67.80,-122.55 86.51 39.34 71
12 11/19/2019 10:39:21 68.39, 18.78 87.73 11/19/2019 10:40:00 68.40, 18.76 87.75 2.14 39
13 11/19/2019 11:30:02 -68.25,-173.72 92.40 11/19/2019 11:29:31 -68.26,-173.78 92.40 2.72 31

Figure of NPP and TERRA satellite orbits during SNOs since TLE Epoch: 11/7/2019
SNOs_Map_NPP_TERRA_20191108.jpg

Download SNOs between NPP and TERRA since TLE EPOCH: 11/07/2019 in txt file.

Historical Predictions of SNOs between NPP and TERRA

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service