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: 2/28/2020
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 02/28/2020 19:12:42 68.44,-109.74 76.34 02/28/2020 19:13:52 68.44,-109.68 76.33 2.37 70
2 02/28/2020 20:03:22 -68.25, 57.82 103.87 02/28/2020 20:03:23 -68.28, 57.76 103.85 3.46 1
3 02/28/2020 20:54:04 68.01,-134.57 75.87 02/28/2020 20:52:52 68.05,-134.86 75.93 13.07 72
4 03/02/2020 11:29:37 68.39, 6.10 75.26 03/02/2020 11:30:23 68.37, 6.11 75.24 2.40 46
5 03/02/2020 12:20:18 -68.25, 173.58 104.89 03/02/2020 12:19:53 -68.26, 173.62 104.88 1.86 25
6 03/02/2020 13:10:44 67.15, -17.76 73.96 03/02/2020 13:09:37 67.19, -19.96 74.08 95.04 67
7 03/05/2020 02:56:05 -69.37, -46.79 104.73 03/05/2020 02:57:12 -69.23, -44.57 104.95 88.44 67
8 03/05/2020 03:46:32 68.34, 121.93 74.18 03/05/2020 03:46:53 68.33, 121.95 74.17 1.20 21
9 03/05/2020 04:37:13 -68.20, -70.58 105.98 03/05/2020 04:36:24 -68.18, -70.60 106.00 2.85 49
10 03/07/2020 19:12:43 -68.47, 70.21 106.72 03/07/2020 19:13:54 -68.46, 70.34 106.74 5.38 71
11 03/07/2020 20:03:26 68.29,-122.25 73.09 03/07/2020 20:03:22 68.28,-122.23 73.07 1.67 4
12 03/07/2020 20:54:06 -68.10, 45.31 107.13 03/07/2020 20:52:53 -68.13, 45.22 107.09 4.96 73
13 03/10/2020 11:29:37 -68.37,-173.89 107.87 03/10/2020 11:30:24 -68.39,-173.86 107.86 2.53 47
14 03/10/2020 12:20:21 68.25, -6.43 71.99 03/10/2020 12:19:51 68.26, -6.37 72.00 2.73 30
15 03/10/2020 13:10:45 -67.19, 162.18 109.11 03/10/2020 13:09:38 -67.22, 160.07 109.02 90.98 67

Figure of NPP and TERRA satellite orbits during SNOs since TLE Epoch: 2/28/2020
SNOs_Map_NPP_TERRA_20200228.jpg

Download SNOs between NPP and TERRA since TLE EPOCH: 02/28/2020 in txt file.

Historical Predictions of SNOs between NPP and TERRA

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service