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: 8/2/2018
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 08/04/2018 11:30:03 68.51, 5.97 51.26 08/04/2018 11:31:13 68.50, 6.21 51.24 9.66 70
2 08/04/2018 12:20:42 -68.26, 173.61 128.99 08/04/2018 12:20:45 -68.29, 173.58 128.97 3.10 3
3 08/04/2018 13:11:25 68.14, -18.92 50.89 08/04/2018 13:10:12 68.12, -18.98 50.88 3.30 73
4 08/07/2018 03:46:56 68.35, 121.95 51.82 08/07/2018 03:47:43 68.34, 121.90 51.81 2.23 47
5 08/07/2018 04:37:38 -68.25, -70.61 128.27 08/07/2018 04:37:13 -68.24, -70.60 128.28 1.68 25
6 08/07/2018 05:28:03 67.10, 98.10 50.57 08/07/2018 05:26:57 67.17, 95.83 50.69 98.15 66
7 08/09/2018 19:13:24 -69.26, 69.17 126.49 08/09/2018 19:14:32 -69.13, 71.11 126.67 77.93 68
8 08/09/2018 20:03:53 68.35,-122.28 52.58 08/09/2018 20:04:11 68.34,-122.22 52.57 2.51 18
9 08/09/2018 20:54:34 -68.20, 45.23 127.57 08/09/2018 20:53:42 -68.18, 45.22 127.58 1.20 52
10 08/12/2018 11:30:05 -68.41,-173.90 126.58 08/12/2018 11:31:13 -68.40,-173.92 126.60 1.32 68
11 08/12/2018 12:20:49 68.29, -6.45 53.32 08/12/2018 12:20:40 68.28, -6.42 53.30 2.38 9
12 08/12/2018 13:11:26 -67.93, 161.33 127.06 08/12/2018 13:10:13 -68.01, 160.90 126.96 20.46 73
13 08/15/2018 03:47:01 -68.35, -58.07 125.82 08/15/2018 03:47:41 -68.38, -58.06 125.80 2.73 40
14 08/15/2018 04:37:45 68.25, 109.38 54.09 08/15/2018 04:37:08 68.26, 109.44 54.10 2.80 37

Figure of NPP and TERRA satellite orbits during SNOs since TLE Epoch: 8/2/2018
SNOs_Map_NPP_TERRA_20180802.jpg

Download SNOs between NPP and TERRA since TLE EPOCH: 08/02/2018 in txt file.

Historical Predictions of SNOs between NPP and TERRA

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service