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: 2/24/2019
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, 83.74 101.98 73.42 68
2 02/25/2019 19:13:05 68.29,-109.61 77.23 02/25/2019 19:13:23 68.27,-109.65 77.20 3.25 18
3 02/25/2019 20:03:46 -68.17, 57.86 102.92 02/25/2019 20:02:53 -68.16, 57.85 102.92 1.04 53
4 02/28/2019 10:39:14 -68.39,-161.27 103.67 02/28/2019 10:40:25 -68.38,-161.29 103.69 1.48 71
5 02/28/2019 11:29:58 68.25, 6.21 76.18 02/28/2019 11:29:52 68.26, 6.22 76.19 1.04 6
6 02/28/2019 12:20:37 -68.02, 173.83 104.08 02/28/2019 12:19:24 -68.05, 173.60 104.04 10.09 73
7 03/03/2019 02:56:07 -68.35, -45.44 104.74 03/03/2019 02:56:55 -68.32, -45.48 104.77 3.36 48
8 03/03/2019 03:46:51 68.22, 122.04 75.12 03/03/2019 03:46:22 68.20, 122.03 75.11 1.49 29
9 03/03/2019 04:37:15 -67.17, -69.37 105.98 03/03/2019 04:36:08 -67.21, -71.47 105.87 90.79 67
10 03/05/2019 18:22:33 69.25, -98.20 75.18 03/05/2019 18:23:40 69.15, -96.21 75.02 79.39 67
11 03/05/2019 19:12:59 -68.31, 70.38 105.81 03/05/2019 19:13:23 -68.33, 70.40 105.80 1.55 24
12 03/05/2019 20:03:43 68.18,-122.14 74.05 03/05/2019 20:02:50 68.20,-122.10 74.07 3.00 53
13 03/08/2019 10:39:11 68.42, 18.71 73.27 03/08/2019 10:40:22 68.43, 18.77 73.27 2.66 71
14 03/08/2019 11:29:52 -68.28,-173.80 106.89 03/08/2019 11:29:53 -68.27,-173.78 106.90 0.94 1
15 03/08/2019 12:20:34 68.05, -6.19 72.86 03/08/2019 12:19:21 68.09, -6.35 72.92 8.49 73

Figure of NPP and TERRA satellite orbits during SNOs since TLE Epoch: 2/24/2019
SNOs_Map_NPP_TERRA_20190224.jpg

Download SNOs between NPP and TERRA since TLE EPOCH: 02/24/2019 in txt file.

Historical Predictions of SNOs between NPP and TERRA

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service