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: 5/28/2019
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 05/30/2019 02:56:11 68.34, 134.55 46.52 05/30/2019 02:57:03 68.38, 134.55 46.55 3.56 52
2 05/30/2019 03:46:52 -68.20, -57.95 133.63 05/30/2019 03:46:34 -68.21, -58.02 133.62 2.92 18
3 05/30/2019 04:37:22 67.32, 110.44 45.48 05/30/2019 04:36:14 67.37, 108.66 45.54 76.23 68
4 06/01/2019 19:13:07 68.32,-109.65 46.12 06/01/2019 19:13:32 68.33,-109.62 46.13 2.01 25
5 06/01/2019 20:03:48 -68.18, 57.85 134.04 06/01/2019 20:03:03 -68.17, 57.82 134.04 1.25 45
6 06/04/2019 10:39:21 -68.52,-161.46 134.01 06/04/2019 10:40:33 -68.46,-161.23 134.08 11.70 72
7 06/04/2019 11:30:03 68.30, 6.14 45.76 06/04/2019 11:30:01 68.29, 6.20 45.75 2.93 2
8 06/04/2019 12:20:44 -68.15, 173.64 134.40 06/04/2019 12:19:32 -68.13, 173.65 134.42 2.57 72
9 06/07/2019 02:56:14 -68.34, -45.46 134.48 06/07/2019 02:57:03 -68.36, -45.48 134.47 1.78 49
10 06/07/2019 03:46:58 68.23, 122.00 45.40 06/07/2019 03:46:30 68.24, 122.02 45.41 1.33 28
11 06/07/2019 04:37:23 -67.22, -69.44 135.63 06/07/2019 04:36:15 -67.30, -71.42 135.53 85.24 68
12 06/09/2019 18:22:41 69.17, -98.12 46.13 06/09/2019 18:23:49 69.07, -96.34 46.00 71.32 68
13 06/09/2019 19:13:09 -68.32, 70.34 134.74 06/09/2019 19:13:31 -68.30, 70.34 134.77 2.30 22
14 06/09/2019 20:03:52 68.16,-122.14 45.09 06/09/2019 20:02:58 68.18,-122.16 45.11 2.68 54

Figure of NPP and TERRA satellite orbits during SNOs since TLE Epoch: 5/28/2019
SNOs_Map_NPP_TERRA_20190528.jpg

Download SNOs between NPP and TERRA since TLE EPOCH: 05/28/2019 in txt file.

Historical Predictions of SNOs between NPP and TERRA

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service