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: 5/4/2019
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 05/06/2019 02:55:59 -68.41, -45.49 128.14 05/06/2019 02:57:08 -68.40, -45.43 128.15 2.90 69
2 05/06/2019 03:46:42 68.24, 122.04 51.68 05/06/2019 03:46:36 68.24, 122.03 51.69 0.91 6
3 05/06/2019 04:37:21 -67.98, -70.32 128.59 05/06/2019 04:36:08 -68.01, -70.61 128.55 12.31 73
4 05/08/2019 19:12:55 -68.36, 70.33 128.92 05/08/2019 19:13:38 -68.34, 70.38 128.95 3.06 43
5 05/08/2019 20:03:38 68.19,-122.14 50.90 05/08/2019 20:03:06 68.18,-122.16 50.89 1.54 32
6 05/11/2019 10:39:19 69.01, 17.92 51.04 05/11/2019 10:40:28 68.89, 19.31 50.91 56.76 69
7 05/11/2019 11:29:49 -68.27,-173.77 129.73 05/11/2019 11:30:07 -68.28,-173.81 129.72 2.23 18
8 05/11/2019 12:20:33 68.15, -6.32 50.15 05/11/2019 12:19:34 68.17, -6.30 50.17 2.10 59
9 05/14/2019 02:56:04 68.38, 134.53 49.73 05/14/2019 02:57:06 68.37, 134.54 49.71 1.28 62
10 05/14/2019 03:46:46 -68.28, -58.02 130.39 05/14/2019 03:46:36 -68.26, -57.95 130.40 3.23 10
11 05/14/2019 04:37:21 67.68, 110.03 49.01 05/14/2019 04:36:10 67.75, 109.10 49.09 40.27 71
12 05/16/2019 19:13:00 68.34,-109.65 49.06 05/16/2019 19:13:35 68.33,-109.62 49.05 1.55 35
13 05/16/2019 20:03:41 -68.18, 57.87 131.11 05/16/2019 20:03:06 -68.18, 57.83 131.12 1.45 35

Figure of NPP and TERRA satellite orbits during SNOs since TLE Epoch: 5/4/2019
SNOs_Map_NPP_TERRA_20190504.jpg

Download SNOs between NPP and TERRA since TLE EPOCH: 05/04/2019 in txt file.

Historical Predictions of SNOs between NPP and TERRA

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service