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: 2/25/2019
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 02/25/2019 18:22:35 -69.18, 81.89 101.84 02/25/2019 18:23:43 -69.10, 83.73 101.98 73.67 68
2 02/25/2019 19:13:05 68.30,-109.62 77.23 02/25/2019 19:13:22 68.33,-109.59 77.25 3.34 17
3 02/25/2019 20:03:46 -68.17, 57.86 102.91 02/25/2019 20:02:53 -68.16, 57.85 102.92 1.52 53
4 02/28/2019 10:39:14 -68.39,-161.27 103.67 02/28/2019 10:40:25 -68.39,-161.28 103.69 0.85 71
5 02/28/2019 11:29:58 68.26, 6.21 76.18 02/28/2019 11:29:52 68.27, 6.23 76.19 1.84 6
6 02/28/2019 12:20:37 -68.02, 173.82 104.08 02/28/2019 12:19:24 -68.06, 173.60 104.03 9.75 73
7 03/03/2019 02:56:07 -68.35, -45.44 104.73 03/03/2019 02:56:55 -68.34, -45.46 104.75 1.30 48
8 03/03/2019 03:46:51 68.22, 122.03 75.12 03/03/2019 03:46:22 68.22, 122.05 75.13 0.85 29
9 03/03/2019 04:37:15 -67.18, -69.37 105.97 03/03/2019 04:36:08 -67.23, -71.45 105.85 89.90 67
10 03/05/2019 18:22:33 69.25, -98.20 75.18 03/05/2019 18:23:40 69.18, -96.16 75.05 80.53 67
11 03/05/2019 19:12:59 -68.31, 70.38 105.81 03/05/2019 19:13:24 -68.30, 70.37 105.82 1.32 25
12 03/05/2019 20:03:43 68.18,-122.15 74.05 03/05/2019 20:02:51 68.18,-122.13 74.05 0.84 52
13 03/08/2019 10:39:12 68.47, 18.64 73.33 03/08/2019 10:40:23 68.42, 18.76 73.27 6.98 71
14 03/08/2019 11:29:52 -68.28,-173.80 106.89 03/08/2019 11:29:54 -68.27,-173.79 106.90 1.10 2
15 03/08/2019 12:20:35 68.10, -6.26 72.92 03/08/2019 12:19:22 68.09, -6.36 72.92 4.14 73

Figure of NPP and TERRA satellite orbits during SNOs since TLE Epoch: 2/25/2019
SNOs_Map_NPP_TERRA_20190225.jpg

Download SNOs between NPP and TERRA since TLE EPOCH: 02/25/2019 in txt file.

Historical Predictions of SNOs between NPP and TERRA

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service