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: 10/29/2019
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 10/31/2019 18:22:36 68.46, -97.08 82.56 10/31/2019 18:23:32 68.47, -97.09 82.57 1.52 56
2 10/31/2019 19:13:17 -68.33, 70.41 97.57 10/31/2019 19:13:03 -68.32, 70.36 97.57 2.13 14
3 10/31/2019 20:03:49 67.55,-121.31 81.69 10/31/2019 20:02:40 67.64,-122.80 81.74 63.63 69
4 11/03/2019 10:39:28 68.40, 18.77 83.35 11/03/2019 10:40:01 68.42, 18.72 83.36 3.21 33
5 11/03/2019 11:30:10 -68.32,-173.81 96.73 11/03/2019 11:29:31 -68.33,-173.76 96.72 2.11 39
6 11/06/2019 02:05:47 -69.00, -33.56 95.26 11/06/2019 02:06:57 -68.88, -32.48 95.36 45.29 70
7 11/06/2019 02:56:22 68.39, 134.55 84.16 11/06/2019 02:56:30 68.41, 134.59 84.18 3.10 8
8 11/06/2019 03:47:03 -68.26, -57.96 95.97 11/06/2019 03:46:01 -68.27, -57.95 95.96 1.69 62
9 11/08/2019 18:22:31 -68.46, 82.93 95.00 11/08/2019 18:23:33 -68.49, 82.91 94.97 3.37 62
10 11/08/2019 19:13:15 68.33,-109.60 84.89 11/08/2019 19:13:00 68.35,-109.60 84.91 2.46 15
11 11/08/2019 20:03:49 -67.82, 58.36 95.60 11/08/2019 20:02:37 -67.88, 57.47 95.57 37.99 72
12 11/11/2019 10:39:25 -68.45,-161.30 94.25 11/11/2019 10:40:03 -68.43,-161.28 94.27 3.02 38
13 11/11/2019 11:30:08 68.28, 6.24 85.59 11/11/2019 11:29:30 68.29, 6.20 85.61 2.29 38

Figure of NPP and TERRA satellite orbits during SNOs since TLE Epoch: 10/29/2019
SNOs_Map_NPP_TERRA_20191029.jpg

Download SNOs between NPP and TERRA since TLE EPOCH: 10/29/2019 in txt file.

Historical Predictions of SNOs between NPP and TERRA

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service