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: 8/27/2019
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 08/28/2019 18:22:45 68.40, -97.08 58.68 08/28/2019 18:23:41 68.42, -97.13 58.70 3.27 56
2 08/28/2019 19:13:27 -68.31, 70.36 121.40 08/28/2019 19:13:11 -68.30, 70.37 121.41 0.82 16
3 08/28/2019 20:03:58 67.48,-121.31 57.78 08/28/2019 20:02:49 67.58,-122.82 57.90 65.22 69
4 08/31/2019 10:39:40 68.38, 18.72 59.61 08/31/2019 10:40:10 68.37, 18.70 59.60 1.37 30
5 08/31/2019 11:30:21 -68.23,-173.77 120.53 08/31/2019 11:29:40 -68.26,-173.81 120.50 2.90 41
6 09/03/2019 02:05:55 -68.74, -33.30 119.06 09/03/2019 02:07:07 -68.65, -32.73 119.16 25.29 72
7 09/03/2019 02:56:33 68.31, 134.58 60.51 09/03/2019 02:56:38 68.32, 134.52 60.52 2.96 5
8 09/03/2019 03:47:15 -68.21, -57.98 119.57 09/03/2019 03:46:08 -68.21, -57.98 119.58 0.56 67
9 09/05/2019 18:22:45 -68.46, 82.85 118.37 09/05/2019 18:23:39 -68.43, 82.89 118.40 3.05 54
10 09/05/2019 19:13:28 68.29,-109.63 61.48 09/05/2019 19:13:06 68.32,-109.60 61.51 3.07 22
11 09/05/2019 20:03:57 -67.50, 58.68 119.31 09/05/2019 20:02:48 -67.54, 57.13 119.25 66.29 69
12 09/08/2019 09:49:16 69.51, 29.87 63.69 09/08/2019 09:50:22 69.37, 32.33 63.54 97.29 66
13 09/08/2019 10:39:39 -68.39,-161.28 117.44 09/08/2019 10:40:08 -68.38,-161.29 117.45 0.86 29
14 09/08/2019 11:30:23 68.28, 6.16 62.47 09/08/2019 11:29:35 68.26, 6.21 62.45 2.75 48

Figure of NPP and TERRA satellite orbits during SNOs since TLE Epoch: 8/27/2019
SNOs_Map_NPP_TERRA_20190827.jpg

Download SNOs between NPP and TERRA since TLE EPOCH: 08/27/2019 in txt file.

Historical Predictions of SNOs between NPP and TERRA

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service