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: 6/5/2019
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 06/07/2019 02:56:13 -68.32, -45.43 134.50 06/07/2019 02:57:03 -68.34, -45.49 134.49 3.26 50
2 06/07/2019 03:46:58 68.25, 121.97 45.42 06/07/2019 03:46:30 68.23, 122.01 45.40 3.13 28
3 06/07/2019 04:37:23 -67.25, -69.48 135.59 06/07/2019 04:36:15 -67.28, -71.43 135.54 83.81 68
4 06/09/2019 18:22:42 69.19, -98.15 46.15 06/09/2019 18:23:50 69.07, -96.34 46.00 73.10 68
5 06/09/2019 19:13:09 -68.30, 70.36 134.76 06/09/2019 19:13:32 -68.30, 70.34 134.77 1.29 23
6 06/09/2019 20:03:53 68.18,-122.17 45.11 06/09/2019 20:02:59 68.18,-122.16 45.11 0.43 54
7 06/12/2019 10:39:23 68.38, 18.72 45.12 06/12/2019 10:40:30 68.41, 18.72 45.15 3.29 67
8 06/12/2019 11:30:04 -68.23,-173.78 135.02 06/12/2019 11:30:01 -68.25,-173.84 135.01 3.03 3
9 06/12/2019 12:20:44 67.89, -6.04 44.63 06/12/2019 12:19:31 67.96, -6.53 44.70 21.74 73
10 06/15/2019 02:56:18 68.36, 134.50 44.97 06/15/2019 02:56:58 68.35, 134.53 44.95 1.79 40
11 06/15/2019 03:46:59 -68.22, -57.99 135.18 06/15/2019 03:46:29 -68.20, -58.01 135.20 2.23 30
12 06/17/2019 18:22:41 -69.06, 82.03 134.41 06/17/2019 18:23:50 -68.98, 83.55 134.52 60.97 69
13 06/17/2019 19:13:13 68.30,-109.65 44.81 06/17/2019 19:13:27 68.29,-109.65 44.80 0.68 14
14 06/17/2019 20:03:54 -68.16, 57.86 135.34 06/17/2019 20:02:58 -68.15, 57.81 135.35 2.31 56

Figure of NPP and TERRA satellite orbits during SNOs since TLE Epoch: 6/5/2019
SNOs_Map_NPP_TERRA_20190606.jpg

Download SNOs between NPP and TERRA since TLE EPOCH: 06/05/2019 in txt file.

Historical Predictions of SNOs between NPP and TERRA

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service