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: 6/9/2019
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 06/09/2019 18:22:41 69.17, -98.11 46.13 06/09/2019 18:23:49 69.09, -96.32 46.02 71.78 68
2 06/09/2019 19:13:09 -68.33, 70.32 134.73 06/09/2019 19:13:31 -68.31, 70.35 134.76 3.13 22
3 06/09/2019 20:03:53 68.21,-122.20 45.14 06/09/2019 20:02:58 68.20,-122.14 45.13 2.90 55
4 06/12/2019 10:39:23 68.40, 18.69 45.15 06/12/2019 10:40:29 68.42, 18.73 45.16 2.34 66
5 06/12/2019 11:30:04 -68.26,-173.82 134.99 06/12/2019 11:30:00 -68.26,-173.83 135.01 1.16 4
6 06/12/2019 12:20:43 67.87, -6.01 44.60 06/12/2019 12:19:31 67.92, -6.58 44.66 24.66 72
7 06/15/2019 02:56:18 68.34, 134.54 44.94 06/15/2019 02:56:58 68.35, 134.54 44.95 1.83 40
8 06/15/2019 03:46:59 -68.20, -57.96 135.21 06/15/2019 03:46:29 -68.20, -58.02 135.21 2.27 30
9 06/17/2019 18:22:41 -69.04, 82.07 134.44 06/17/2019 18:23:50 -68.96, 83.53 134.54 58.89 69
10 06/17/2019 19:13:13 68.27,-109.61 44.78 06/17/2019 19:13:27 68.28,-109.66 44.79 2.51 14
11 06/17/2019 20:03:55 -68.19, 57.82 135.31 06/17/2019 20:02:57 -68.19, 57.85 135.31 1.43 58
12 06/20/2019 10:39:24 -68.39,-161.30 135.15 06/20/2019 10:40:27 -68.39,-161.30 135.15 0.64 63
13 06/20/2019 11:30:08 68.27, 6.17 44.73 06/20/2019 11:29:54 68.27, 6.20 44.73 1.27 14
14 06/20/2019 12:20:42 -67.75, 174.14 135.80 06/20/2019 12:19:31 -67.78, 173.26 135.75 36.97 71

Figure of NPP and TERRA satellite orbits during SNOs since TLE Epoch: 6/9/2019
SNOs_Map_NPP_TERRA_20190609.jpg

Download SNOs between NPP and TERRA since TLE EPOCH: 06/09/2019 in txt file.

Historical Predictions of SNOs between NPP and TERRA

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service