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: 9/7/2019
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 09/08/2019 09:49:15 69.47, 29.92 63.66 09/08/2019 09:50:21 69.40, 32.36 63.56 95.56 66
2 09/08/2019 10:39:39 -68.42,-161.32 117.41 09/08/2019 10:40:07 -68.39,-161.28 117.44 3.29 28
3 09/08/2019 11:30:22 68.25, 6.21 62.44 09/08/2019 11:29:35 68.23, 6.17 62.42 2.46 47
4 09/11/2019 02:05:53 68.55, 146.96 63.73 09/11/2019 02:07:05 68.50, 147.10 63.67 8.20 72
5 09/11/2019 02:56:33 -68.35, -45.46 116.46 09/11/2019 02:56:36 -68.34, -45.47 116.48 1.97 3
6 09/11/2019 03:47:16 68.18, 122.07 63.38 09/11/2019 03:46:04 68.17, 121.98 63.37 3.94 72
7 09/13/2019 18:22:46 68.44, -97.12 64.64 09/13/2019 18:23:34 68.44, -97.10 64.63 0.91 48
8 09/13/2019 19:13:27 -68.29, 70.40 115.51 09/13/2019 19:13:05 -68.28, 70.34 115.52 2.59 22
9 09/13/2019 20:03:54 67.26,-121.03 63.48 09/13/2019 20:02:47 67.32,-123.11 63.54 89.68 67
10 09/16/2019 09:49:13 -69.45,-150.03 113.33 09/16/2019 09:50:20 -69.32,-147.74 113.46 90.78 67
11 09/16/2019 10:39:39 68.38, 18.73 65.61 09/16/2019 10:40:02 68.38, 18.71 65.60 1.11 23
12 09/16/2019 11:30:21 -68.28,-173.82 114.49 09/16/2019 11:29:32 -68.27,-173.78 114.50 1.84 49
13 09/19/2019 02:05:51 -68.54, -33.01 113.22 09/19/2019 02:07:02 -68.54, -32.85 113.22 6.23 71
14 09/19/2019 02:56:34 68.38, 134.51 66.64 09/19/2019 02:56:30 68.37, 134.58 66.63 3.06 4
15 09/19/2019 03:47:14 -68.17, -57.90 113.56 09/19/2019 03:46:01 -68.21, -57.97 113.52 5.68 73

Figure of NPP and TERRA satellite orbits during SNOs since TLE Epoch: 9/7/2019
SNOs_Map_NPP_TERRA_20190907.jpg

Download SNOs between NPP and TERRA since TLE EPOCH: 09/07/2019 in txt file.

Historical Predictions of SNOs between NPP and TERRA

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service