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: 5/29/2019
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 02:56:12 68.39, 134.49 46.57 05/30/2019 02:57:03 68.38, 134.55 46.55 3.01 51
2 05/30/2019 03:46:52 -68.20, -57.95 133.64 05/30/2019 03:46:34 -68.21, -58.01 133.62 3.31 18
3 05/30/2019 04:37:22 67.31, 110.45 45.47 05/30/2019 04:36:14 67.37, 108.67 45.54 76.33 68
4 06/01/2019 19:13:07 68.31,-109.65 46.11 06/01/2019 19:13:32 68.34,-109.62 46.13 2.89 25
5 06/01/2019 20:03:48 -68.17, 57.85 134.04 06/01/2019 20:03:03 -68.17, 57.82 134.04 1.38 45
6 06/04/2019 10:39:21 -68.52,-161.45 134.02 06/04/2019 10:40:33 -68.46,-161.23 134.08 11.14 72
7 06/04/2019 11:30:03 68.29, 6.15 45.75 06/04/2019 11:30:01 68.29, 6.21 45.75 2.37 2
8 06/04/2019 12:20:44 -68.15, 173.65 134.40 06/04/2019 12:19:32 -68.13, 173.65 134.42 2.01 72
9 06/07/2019 02:56:14 -68.34, -45.45 134.49 06/07/2019 02:57:03 -68.35, -45.48 134.48 2.38 49
10 06/07/2019 03:46:58 68.22, 122.01 45.39 06/07/2019 03:46:30 68.23, 122.02 45.40 1.77 28
11 06/07/2019 04:37:23 -67.21, -69.44 135.63 06/07/2019 04:36:16 -67.24, -71.48 135.59 88.05 67
12 06/09/2019 18:22:41 69.16, -98.10 46.12 06/09/2019 18:23:49 69.06, -96.35 46.00 70.47 68
13 06/09/2019 19:13:09 -68.31, 70.35 134.75 06/09/2019 19:13:31 -68.30, 70.33 134.77 2.16 22
14 06/09/2019 20:03:53 68.20,-122.19 45.13 06/09/2019 20:02:58 68.17,-122.17 45.10 3.19 55

Figure of NPP and TERRA satellite orbits during SNOs since TLE Epoch: 5/29/2019
SNOs_Map_NPP_TERRA_20190529.jpg

Download SNOs between NPP and TERRA since TLE EPOCH: 05/29/2019 in txt file.

Historical Predictions of SNOs between NPP and TERRA

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service