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: 9/28/2017
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 09/29/2017 02:56:46 68.39, 134.49 70.73 09/29/2017 02:57:14 68.41, 134.50 70.75 2.95 28
2 09/29/2017 03:47:27 -68.26, -58.03 109.39 09/29/2017 03:46:45 -68.25, -58.06 109.40 1.40 42
3 10/01/2017 18:23:02 -68.70, 82.53 107.94 10/01/2017 18:24:13 -68.65, 83.02 107.99 20.88 71
4 10/01/2017 19:13:42 68.35,-109.70 71.74 10/01/2017 19:13:43 68.36,-109.68 71.74 1.58 1
5 10/01/2017 20:04:23 -68.23, 57.78 108.38 10/01/2017 20:03:14 -68.21, 57.77 108.41 2.27 69
6 10/04/2017 10:39:53 -68.46,-161.37 107.14 10/04/2017 10:40:44 -68.43,-161.36 107.17 3.00 51
7 10/04/2017 11:30:37 68.32, 6.11 72.74 10/04/2017 11:30:11 68.31, 6.14 72.73 1.84 26
8 10/04/2017 12:21:03 -67.39, 174.59 108.18 10/04/2017 12:19:55 -67.43, 172.75 108.16 78.50 68
9 10/07/2017 02:06:22 69.31, 145.92 74.73 10/07/2017 02:07:30 69.20, 147.85 74.64 77.25 68
10 10/07/2017 02:56:48 -68.37, -45.50 106.20 10/07/2017 02:57:13 -68.38, -45.55 106.20 2.09 25
11 10/07/2017 03:47:32 68.24, 121.98 73.69 10/07/2017 03:46:40 68.26, 121.95 73.70 1.94 52
12 10/09/2017 18:23:03 68.48, -97.19 74.92 10/09/2017 18:24:11 68.47, -97.18 74.92 1.09 68
13 10/09/2017 19:13:44 -68.35, 70.31 105.20 10/09/2017 19:13:41 -68.37, 70.33 105.18 3.10 3
14 10/09/2017 20:04:24 68.00,-121.94 74.48 10/09/2017 20:03:12 68.03,-122.43 74.49 20.54 72
15 10/12/2017 10:39:58 68.41, 18.68 75.86 10/12/2017 10:40:40 68.41, 18.62 75.86 2.32 42
16 10/12/2017 11:30:40 -68.32,-173.89 104.21 10/12/2017 11:30:10 -68.31,-173.86 104.23 1.86 30

Figure of NPP and TERRA satellite orbits during SNOs since TLE Epoch: 9/28/2017
SNOs_Map_NPP_TERRA_20170929.jpg

Download SNOs between NPP and TERRA since TLE EPOCH: 09/28/2017 in txt file.

Historical Predictions of SNOs between NPP and TERRA

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service