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: 9/6/2019
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 69.49, 29.90 63.67 09/08/2019 09:50:21 69.38, 32.33 63.54 96.02 66
2 09/08/2019 10:39:38 -68.38,-161.27 117.45 09/08/2019 10:40:07 -68.38,-161.30 117.45 1.29 29
3 09/08/2019 11:30:22 68.26, 6.19 62.45 09/08/2019 11:29:34 68.27, 6.22 62.46 1.17 48
4 09/11/2019 02:05:53 68.57, 146.93 63.75 09/11/2019 02:07:04 68.54, 147.14 63.71 9.36 71
5 09/11/2019 02:56:33 -68.37, -45.48 116.45 09/11/2019 02:56:35 -68.37, -45.42 116.45 2.38 2
6 09/11/2019 03:47:16 68.20, 122.04 63.40 09/11/2019 03:46:03 68.20, 122.02 63.40 0.95 73
7 09/13/2019 18:22:45 68.41, -97.07 64.60 09/13/2019 18:23:34 68.41, -97.13 64.61 2.31 49
8 09/13/2019 19:13:27 -68.31, 70.37 115.49 09/13/2019 19:13:04 -68.31, 70.38 115.49 0.34 23
9 09/13/2019 20:03:54 67.28,-121.05 63.50 09/13/2019 20:02:47 67.29,-123.14 63.52 89.65 67
10 09/16/2019 09:49:13 -69.42,-149.99 113.37 09/16/2019 09:50:20 -69.35,-147.71 113.44 89.50 67
11 09/16/2019 10:39:40 68.40, 18.71 65.63 09/16/2019 10:40:02 68.40, 18.74 65.62 1.46 22
12 09/16/2019 11:30:21 -68.25,-173.78 114.52 09/16/2019 11:29:33 -68.24,-173.82 114.53 1.87 48
13 09/19/2019 02:05:50 -68.51, -32.97 113.25 09/19/2019 02:07:02 -68.50, -32.90 113.26 2.72 72
14 09/19/2019 02:56:33 68.35, 134.55 66.61 09/19/2019 02:56:30 68.33, 134.53 66.58 2.69 3
15 09/19/2019 03:47:14 -68.19, -57.93 113.54 09/19/2019 03:46:00 -68.23, -57.95 113.51 3.99 74

Figure of NPP and TERRA satellite orbits during SNOs since TLE Epoch: 9/6/2019
SNOs_Map_NPP_TERRA_20190906.jpg

Download SNOs between NPP and TERRA since TLE EPOCH: 09/06/2019 in txt file.

Historical Predictions of SNOs between NPP and TERRA

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service