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: 3/4/2019
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 03/05/2019 19:12:59 -68.31, 70.39 105.82 03/05/2019 19:13:31 -68.32, 70.37 105.81 1.77 32
2 03/05/2019 20:03:43 68.17,-122.12 74.03 03/05/2019 20:02:59 68.15,-122.19 74.02 3.15 44
3 03/08/2019 10:39:18 68.77, 18.24 73.64 03/08/2019 10:40:29 68.63, 18.98 73.47 33.63 71
4 03/08/2019 11:29:52 -68.27,-173.78 106.90 03/08/2019 11:30:04 -68.25,-173.85 106.92 3.20 12
5 03/08/2019 12:20:36 68.13, -6.30 72.95 03/08/2019 12:19:31 68.14, -6.34 72.96 1.57 65
6 03/11/2019 02:56:04 68.36, 134.55 72.16 03/11/2019 02:57:06 68.34, 134.49 72.13 3.66 62
7 03/11/2019 03:46:45 -68.23, -57.96 107.99 03/11/2019 03:46:36 -68.24, -57.99 107.98 1.73 9
8 03/11/2019 04:37:21 67.67, 110.05 71.42 03/11/2019 04:36:10 67.73, 109.06 71.52 42.59 71
9 03/13/2019 19:12:56 68.33,-109.63 71.07 03/13/2019 19:13:37 68.32,-109.66 71.06 1.51 41
10 03/13/2019 20:03:37 -68.20, 57.86 109.08 03/13/2019 20:03:07 -68.23, 57.86 109.05 3.60 30
11 03/16/2019 10:39:21 -69.28,-162.44 109.00 03/16/2019 10:40:28 -69.21,-160.33 109.12 83.32 67
12 03/16/2019 11:29:49 68.30, 6.19 69.98 03/16/2019 11:30:09 68.31, 6.19 69.99 1.06 20
13 03/16/2019 12:20:30 -68.17, 173.68 110.18 03/16/2019 12:19:40 -68.16, 173.64 110.18 1.42 50

Figure of NPP and TERRA satellite orbits during SNOs since TLE Epoch: 3/4/2019
SNOs_Map_NPP_TERRA_20190304.jpg

Download SNOs between NPP and TERRA since TLE EPOCH: 03/04/2019 in txt file.

Historical Predictions of SNOs between NPP and TERRA

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service