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: 10/1/2019
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 10/02/2019 09:49:14 -69.59,-150.13 106.98 10/02/2019 09:50:20 -69.46,-147.59 107.09 99.82 66
2 10/02/2019 10:39:39 68.46, 18.73 71.90 10/02/2019 10:40:03 68.47, 18.79 71.91 2.61 24
3 10/02/2019 11:30:20 -68.32,-173.77 108.23 10/02/2019 11:29:34 -68.30,-173.78 108.25 1.86 46
4 10/05/2019 02:05:52 -68.70, -33.13 106.84 10/05/2019 02:07:04 -68.62, -32.79 106.91 16.27 72
5 10/05/2019 02:56:33 68.42, 134.55 72.90 10/05/2019 02:56:33 68.40, 134.58 72.88 2.90 0
6 10/05/2019 03:47:14 -68.28, -57.95 107.23 10/05/2019 03:46:03 -68.29, -57.91 107.22 2.04 71
7 10/07/2019 18:22:42 -68.51, 82.90 106.00 10/07/2019 18:23:34 -68.49, 82.93 106.02 1.96 52
8 10/07/2019 19:13:25 68.34,-109.57 73.85 10/07/2019 19:13:02 68.32,-109.63 73.83 2.89 23
9 10/07/2019 20:03:53 -67.49, 58.79 106.98 10/07/2019 20:02:44 -67.55, 57.10 106.95 72.21 69
10 10/10/2019 09:49:12 69.53, 29.94 76.03 10/10/2019 09:50:18 69.40, 32.33 75.93 94.16 66
11 10/10/2019 10:39:36 -68.47,-161.29 105.01 10/10/2019 10:40:03 -68.47,-161.23 105.02 2.77 27
12 10/10/2019 11:30:19 68.30, 6.23 74.84 10/10/2019 11:29:31 68.29, 6.21 74.82 1.86 48
13 10/13/2019 02:05:50 68.65, 146.93 76.16 10/13/2019 02:07:01 68.58, 147.16 76.10 11.70 71
14 10/13/2019 02:56:29 -68.39, -45.42 104.09 10/13/2019 02:56:33 -68.37, -45.46 104.11 2.63 4
15 10/13/2019 03:47:13 68.28, 122.04 75.82 10/13/2019 03:46:00 68.25, 122.04 75.79 2.77 73

Figure of NPP and TERRA satellite orbits during SNOs since TLE Epoch: 10/1/2019
SNOs_Map_NPP_TERRA_20191001.jpg

Download SNOs between NPP and TERRA since TLE EPOCH: 10/01/2019 in txt file.

Historical Predictions of SNOs between NPP and TERRA

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service