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: 6/8/2019
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 18:22:42 69.18, -98.13 46.14 06/09/2019 18:23:50 69.07, -96.33 46.01 72.32 68
2 06/09/2019 19:13:09 -68.29, 70.38 134.77 06/09/2019 19:13:32 -68.30, 70.34 134.77 1.71 23
3 06/09/2019 20:03:53 68.16,-122.15 45.10 06/09/2019 20:02:59 68.19,-122.15 45.12 2.34 54
4 06/12/2019 10:39:23 68.42, 18.67 45.17 06/12/2019 10:40:29 68.41, 18.72 45.15 2.26 66
5 06/12/2019 11:30:04 -68.28,-173.83 134.98 06/12/2019 11:30:00 -68.25,-173.84 135.01 2.82 4
6 06/12/2019 12:20:43 67.88, -6.03 44.62 06/12/2019 12:19:31 67.91, -6.59 44.65 23.92 72
7 06/15/2019 02:56:18 68.35, 134.52 44.96 06/15/2019 02:56:58 68.35, 134.54 44.95 0.68 40
8 06/15/2019 03:46:59 -68.21, -57.98 135.19 06/15/2019 03:46:29 -68.20, -58.02 135.20 1.90 30
9 06/17/2019 18:22:41 -69.05, 82.05 134.43 06/17/2019 18:23:50 -68.97, 83.54 134.53 60.06 69
10 06/17/2019 19:13:13 68.29,-109.63 44.80 06/17/2019 19:13:27 68.29,-109.65 44.80 1.30 14
11 06/17/2019 20:03:55 -68.20, 57.80 135.30 06/17/2019 20:02:57 -68.20, 57.87 135.30 2.58 58
12 06/20/2019 10:39:25 -68.40,-161.31 135.14 06/20/2019 10:40:28 -68.41,-161.27 135.13 2.43 63
13 06/20/2019 11:30:08 68.23, 6.22 44.69 06/20/2019 11:29:56 68.23, 6.16 44.70 2.68 12
14 06/20/2019 12:20:43 -67.76, 174.12 135.79 06/20/2019 12:19:32 -67.80, 173.29 135.73 35.41 71

Figure of NPP and TERRA satellite orbits during SNOs since TLE Epoch: 6/8/2019
SNOs_Map_NPP_TERRA_20190608.jpg

Download SNOs between NPP and TERRA since TLE EPOCH: 06/08/2019 in txt file.

Historical Predictions of SNOs between NPP and TERRA

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service