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: 2/6/2019
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 02/07/2019 02:56:20 68.33, 134.54 83.72 02/07/2019 02:56:54 68.33, 134.55 83.71 0.63 34
2 02/07/2019 03:47:01 -68.20, -57.97 96.44 02/07/2019 03:46:24 -68.22, -57.95 96.41 2.42 37
3 02/09/2019 18:22:39 -68.94, 82.20 96.49 02/09/2019 18:23:49 -68.84, 83.41 96.64 49.54 70
4 02/09/2019 19:13:13 68.28,-109.61 82.81 02/09/2019 19:13:24 68.28,-109.63 82.81 0.96 11
5 02/09/2019 20:03:54 -68.14, 57.88 97.34 02/09/2019 20:02:55 -68.12, 57.81 97.36 3.47 59
6 02/12/2019 10:39:22 -68.40,-161.31 97.93 02/12/2019 10:40:25 -68.41,-161.25 97.94 2.35 63
7 02/12/2019 11:30:05 68.22, 6.23 81.88 02/12/2019 11:29:53 68.23, 6.19 81.89 2.19 12
8 02/12/2019 12:20:40 -67.76, 174.12 98.61 02/12/2019 12:19:28 -67.85, 173.38 98.49 32.93 72
9 02/15/2019 02:56:15 -68.35, -45.46 98.89 02/15/2019 02:56:55 -68.35, -45.43 98.89 1.43 40
10 02/15/2019 03:46:59 68.22, 122.01 80.97 02/15/2019 03:46:22 68.23, 122.07 80.99 2.88 37
11 02/17/2019 18:22:37 68.97, -97.83 80.85 02/17/2019 18:23:47 68.84, -96.59 80.67 51.75 70
12 02/17/2019 19:13:08 -68.29, 70.38 99.87 02/17/2019 19:13:25 -68.30, 70.38 99.87 0.71 17
13 02/17/2019 20:03:52 68.17,-122.15 79.99 02/17/2019 20:02:52 68.18,-122.12 80.00 1.43 60

Figure of NPP and TERRA satellite orbits during SNOs since TLE Epoch: 2/6/2019
SNOs_Map_NPP_TERRA_20190206.jpg

Download SNOs between NPP and TERRA since TLE EPOCH: 02/06/2019 in txt file.

Historical Predictions of SNOs between NPP and TERRA

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service