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: 3/3/2019
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, 70.39 105.81 03/05/2019 19:13:31 -68.30, 70.35 105.82 1.50 32
2 03/05/2019 20:03:43 68.17,-122.13 74.04 03/05/2019 20:02:58 68.19,-122.14 74.06 2.02 45
3 03/08/2019 10:39:17 68.72, 18.30 73.59 03/08/2019 10:40:28 68.65, 19.01 73.49 29.62 71
4 03/08/2019 11:29:52 -68.27,-173.79 106.90 03/08/2019 11:30:03 -68.28,-173.81 106.89 1.18 11
5 03/08/2019 12:20:36 68.14, -6.31 72.96 03/08/2019 12:19:30 68.16, -6.31 72.98 2.31 66
6 03/11/2019 02:56:04 68.37, 134.55 72.17 03/11/2019 02:57:04 68.39, 134.56 72.18 2.75 60
7 03/11/2019 03:46:45 -68.24, -57.97 107.99 03/11/2019 03:46:35 -68.24, -57.99 107.98 1.04 10
8 03/11/2019 04:37:20 67.62, 110.11 71.37 03/11/2019 04:36:10 67.67, 109.00 71.46 47.50 70
9 03/13/2019 19:12:57 68.34,-109.64 71.08 03/13/2019 19:13:36 68.34,-109.63 71.08 0.95 39
10 03/13/2019 20:03:37 -68.20, 57.85 109.08 03/13/2019 20:03:06 -68.20, 57.83 109.08 1.15 31
11 03/16/2019 10:39:20 -69.23,-162.37 109.05 03/16/2019 10:40:28 -69.08,-160.48 109.25 76.50 68
12 03/16/2019 11:29:49 68.31, 6.18 69.99 03/16/2019 11:30:07 68.29, 6.18 69.97 2.03 18
13 03/16/2019 12:20:30 -68.17, 173.67 110.17 03/16/2019 12:19:38 -68.15, 173.64 110.19 3.17 52

Figure of NPP and TERRA satellite orbits during SNOs since TLE Epoch: 3/3/2019
SNOs_Map_NPP_TERRA_20190303.jpg

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

Historical Predictions of SNOs between NPP and TERRA

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service