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: 2/20/2020
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 02/20/2020 19:12:39 -68.48, 70.23 100.66 02/20/2020 19:13:50 -68.47, 70.33 100.68 4.21 71
2 02/20/2020 20:03:22 68.29,-122.22 79.14 02/20/2020 20:03:18 68.31,-122.22 79.15 1.42 4
3 02/20/2020 20:54:02 -68.11, 45.33 101.07 02/20/2020 20:52:49 -68.15, 45.22 101.02 6.50 73
4 02/23/2020 11:29:33 -68.36,-173.86 101.75 02/23/2020 11:30:24 -68.38,-173.91 101.74 3.16 51
5 02/23/2020 12:20:18 68.29, -6.45 78.16 02/23/2020 12:19:51 68.27, -6.41 78.14 2.97 27
6 02/23/2020 13:10:43 -67.29, 162.09 102.89 02/23/2020 13:09:35 -67.39, 160.21 102.73 81.28 68
7 02/26/2020 02:56:04 69.41, 133.18 78.36 02/26/2020 02:57:10 69.33, 135.51 78.21 91.99 66
8 02/26/2020 03:46:28 -68.36, -58.08 102.75 02/26/2020 03:46:56 -68.35, -58.09 102.77 1.47 28
9 02/26/2020 04:37:12 68.23, 109.39 77.11 02/26/2020 04:36:23 68.23, 109.41 77.11 0.94 49
10 02/28/2020 19:12:45 68.60,-109.95 76.51 02/28/2020 19:13:56 68.57,-109.59 76.46 15.02 71
11 02/28/2020 20:03:23 -68.30, 57.76 103.82 02/28/2020 20:03:29 -68.31, 57.72 103.81 1.66 6
12 02/28/2020 20:54:07 68.18,-134.77 76.04 02/28/2020 20:52:56 68.19,-134.78 76.06 1.16 71
13 03/02/2020 11:29:37 68.39, 6.10 75.26 03/02/2020 11:30:31 68.41, 6.08 75.28 3.13 54
14 03/02/2020 12:20:19 -68.30, 173.53 104.85 03/02/2020 12:20:02 -68.27, 173.54 104.88 3.32 17
15 03/02/2020 13:10:49 67.42, -18.08 74.24 03/02/2020 13:09:41 67.47, -19.73 74.35 71.03 68
16 03/05/2020 03:46:33 68.39, 121.86 74.23 03/05/2020 03:47:04 68.37, 121.89 74.21 2.33 31

Figure of NPP and TERRA satellite orbits during SNOs since TLE Epoch: 2/20/2020
SNOs_Map_NPP_TERRA_20200220.jpg

Download SNOs between NPP and TERRA since TLE EPOCH: 02/20/2020 in txt file.

Historical Predictions of SNOs between NPP and TERRA

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service