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: 6/2/2019
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 06/04/2019 10:39:21 -68.55,-161.49 133.99 06/04/2019 10:40:32 -68.50,-161.18 134.04 13.56 71
2 06/04/2019 11:30:02 68.26, 6.19 45.72 06/04/2019 11:30:01 68.28, 6.19 45.73 1.54 1
3 06/04/2019 12:20:43 -68.12, 173.68 134.43 06/04/2019 12:19:32 -68.11, 173.63 134.43 2.33 71
4 06/07/2019 02:56:14 -68.37, -45.49 134.46 06/07/2019 02:57:03 -68.35, -45.49 134.48 2.22 49
5 06/07/2019 03:46:58 68.24, 121.98 45.42 06/07/2019 03:46:30 68.23, 122.02 45.40 2.27 28
6 06/07/2019 04:37:23 -67.24, -69.47 135.60 06/07/2019 04:36:15 -67.29, -71.43 135.54 84.24 68
7 06/09/2019 18:22:42 69.19, -98.14 46.15 06/09/2019 18:23:50 69.06, -96.35 46.00 72.49 68
8 06/09/2019 19:13:09 -68.29, 70.38 134.77 06/09/2019 19:13:32 -68.30, 70.33 134.77 1.77 23
9 06/09/2019 20:03:53 68.17,-122.16 45.10 06/09/2019 20:02:59 68.17,-122.17 45.11 0.29 54
10 06/12/2019 10:39:22 68.37, 18.73 45.12 06/12/2019 10:40:29 68.39, 18.70 45.14 2.97 67
11 06/12/2019 11:30:04 -68.28,-173.83 134.98 06/12/2019 11:29:59 -68.30,-173.78 134.96 3.27 5
12 06/12/2019 12:20:43 67.89, -6.04 44.62 06/12/2019 12:19:30 67.95, -6.55 44.69 22.49 73
13 06/15/2019 02:56:18 68.36, 134.51 44.96 06/15/2019 02:56:58 68.33, 134.51 44.93 2.82 40
14 06/15/2019 03:46:59 -68.21, -57.98 135.20 06/15/2019 03:46:28 -68.24, -57.97 135.16 3.48 31

Figure of NPP and TERRA satellite orbits during SNOs since TLE Epoch: 6/2/2019
SNOs_Map_NPP_TERRA_20190602.jpg

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

Historical Predictions of SNOs between NPP and TERRA

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service