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: 9/5/2019
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 09/05/2019 18:22:44 -68.41, 82.92 118.42 09/05/2019 18:23:39 -68.42, 82.87 118.41 2.38 55
2 09/05/2019 19:13:28 68.29,-109.62 61.48 09/05/2019 19:13:06 68.32,-109.61 61.50 3.10 22
3 09/05/2019 20:03:57 -67.50, 58.68 119.31 09/05/2019 20:02:48 -67.53, 57.12 119.27 66.74 69
4 09/08/2019 09:49:16 69.50, 29.87 63.69 09/08/2019 09:50:22 69.36, 32.31 63.53 96.58 66
5 09/08/2019 10:39:39 -68.39,-161.29 117.43 09/08/2019 10:40:07 -68.42,-161.25 117.41 2.81 28
6 09/08/2019 11:30:23 68.28, 6.17 62.47 09/08/2019 11:29:35 68.25, 6.20 62.44 3.14 48
7 09/11/2019 02:05:53 68.59, 146.91 63.77 09/11/2019 02:07:03 68.57, 147.19 63.74 11.29 70
8 09/11/2019 02:56:32 -68.33, -45.43 116.49 09/11/2019 02:56:35 -68.35, -45.45 116.47 2.37 3
9 09/11/2019 03:47:15 68.16, 122.09 63.36 09/11/2019 03:46:03 68.18, 122.00 63.38 4.41 72
10 09/13/2019 18:22:45 68.42, -97.10 64.62 09/13/2019 18:23:33 68.44, -97.09 64.64 2.37 48
11 09/13/2019 19:13:26 -68.27, 70.42 115.53 09/13/2019 19:13:04 -68.28, 70.35 115.52 3.10 22
12 09/13/2019 20:03:53 67.24,-121.01 63.46 09/13/2019 20:02:46 67.33,-123.10 63.55 90.40 67
13 09/16/2019 09:49:13 -69.43,-150.01 113.35 09/16/2019 09:50:20 -69.32,-147.75 113.47 89.70 67
14 09/16/2019 10:39:39 68.37, 18.75 65.59 09/16/2019 10:40:02 68.37, 18.71 65.59 1.86 23
15 09/16/2019 11:30:21 -68.27,-173.80 114.50 09/16/2019 11:29:32 -68.27,-173.78 114.50 0.64 49

Figure of NPP and TERRA satellite orbits during SNOs since TLE Epoch: 9/5/2019
SNOs_Map_NPP_TERRA_20190905.jpg

Download SNOs between NPP and TERRA since TLE EPOCH: 09/05/2019 in txt file.

Historical Predictions of SNOs between NPP and TERRA

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service