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: 11/15/2019
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 11/16/2019 18:22:29 68.45, -97.07 87.15 11/16/2019 18:23:30 68.47, -97.04 87.17 2.65 61
2 11/16/2019 19:13:10 -68.32, 70.41 92.97 11/16/2019 19:13:01 -68.31, 70.41 92.99 1.40 9
3 11/16/2019 20:03:46 67.76,-121.57 86.48 11/16/2019 20:02:35 67.80,-122.55 86.51 41.33 71
4 11/19/2019 10:39:21 68.40, 18.76 87.74 11/19/2019 10:39:59 68.38, 18.74 87.73 2.17 38
5 11/19/2019 11:30:02 -68.27,-173.75 92.38 11/19/2019 11:29:29 -68.28,-173.74 92.37 1.31 33
6 11/22/2019 02:05:42 -69.12, -33.74 90.95 11/22/2019 02:06:51 -69.02, -32.22 91.03 61.55 69
7 11/22/2019 02:56:14 68.36, 134.59 88.30 11/22/2019 02:56:28 68.35, 134.58 88.29 0.86 14
8 11/22/2019 03:46:55 -68.22, -57.92 91.83 11/22/2019 03:45:58 -68.25, -57.90 91.81 3.21 57
9 11/24/2019 18:22:23 -68.44, 82.95 91.08 11/24/2019 18:23:30 -68.43, 82.93 91.08 1.18 67
10 11/24/2019 19:13:07 68.31,-109.58 88.81 11/24/2019 19:12:57 68.31,-109.58 88.81 0.33 10
11 11/24/2019 20:03:43 -67.91, 58.25 91.59 11/24/2019 20:02:31 -67.99, 57.68 91.52 25.63 72
12 11/27/2019 10:39:16 -68.39,-161.22 90.61 11/27/2019 10:39:59 -68.39,-161.24 90.61 0.96 43
13 11/27/2019 11:30:00 68.27, 6.25 89.28 11/27/2019 11:29:26 68.26, 6.25 89.27 0.69 34

Figure of NPP and TERRA satellite orbits during SNOs since TLE Epoch: 11/15/2019
SNOs_Map_NPP_TERRA_20191115.jpg

Download SNOs between NPP and TERRA since TLE EPOCH: 11/15/2019 in txt file.

Historical Predictions of SNOs between NPP and TERRA

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service