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: 7/1/2019
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 07/03/2019 18:22:39 -68.69, 82.53 134.33 07/03/2019 18:23:50 -68.61, 83.11 134.43 25.21 71
2 07/03/2019 19:13:18 68.29,-109.64 45.27 07/03/2019 19:13:21 68.27,-109.66 45.25 2.06 3
3 07/03/2019 20:03:59 -68.16, 57.84 134.87 07/03/2019 20:02:51 -68.17, 57.85 134.85 1.14 68
4 07/06/2019 10:39:29 -68.37,-161.28 134.41 07/06/2019 10:40:24 -68.37,-161.31 134.41 1.27 55
5 07/06/2019 11:30:13 68.23, 6.20 45.46 07/06/2019 11:29:51 68.25, 6.19 45.48 1.90 22
6 07/06/2019 12:20:42 -67.46, 174.48 135.34 07/06/2019 12:19:33 -67.48, 172.94 135.27 65.68 69
7 07/09/2019 02:06:02 69.46, 145.68 47.02 07/09/2019 02:07:08 69.37, 148.19 46.86 99.01 66
8 07/09/2019 02:56:24 -68.31, -45.44 134.17 07/09/2019 02:56:55 -68.33, -45.49 134.16 2.65 31
9 07/09/2019 03:47:08 68.18, 122.04 45.70 07/09/2019 03:46:22 68.21, 122.01 45.73 2.90 46
10 07/11/2019 18:22:42 68.61, -97.38 46.47 07/11/2019 18:23:54 68.52, -97.01 46.37 17.79 72
11 07/11/2019 19:13:20 -68.31, 70.33 133.83 07/11/2019 19:13:26 -68.32, 70.37 133.83 1.77 6
12 07/11/2019 20:04:03 68.13,-122.13 45.99 07/11/2019 20:02:54 68.14,-122.20 46.00 2.88 69
13 07/14/2019 10:39:33 68.40, 18.67 46.64 07/14/2019 10:40:27 68.37, 18.67 46.60 3.18 54
14 07/14/2019 11:30:14 -68.26,-173.83 133.50 07/14/2019 11:29:57 -68.28,-173.80 133.48 2.70 17
15 07/14/2019 12:20:45 67.43, -5.50 45.66 07/14/2019 12:19:36 67.48, -7.08 45.75 67.60 69

Figure of NPP and TERRA satellite orbits during SNOs since TLE Epoch: 7/1/2019
SNOs_Map_NPP_TERRA_20190701.jpg

Download SNOs between NPP and TERRA since TLE EPOCH: 07/01/2019 in txt file.

Historical Predictions of SNOs between NPP and TERRA

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service