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: 7/31/2018
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 08/01/2018 19:13:23 69.43,-111.06 51.52 08/01/2018 19:14:29 69.36,-108.57 51.39 97.75 66
2 08/01/2018 20:03:46 -68.33, 57.76 129.62 08/01/2018 20:04:16 -68.31, 57.73 129.64 2.58 30
3 08/01/2018 20:54:30 68.20,-134.77 50.26 08/01/2018 20:53:43 68.20,-134.76 50.26 0.90 47
4 08/04/2018 11:30:02 68.46, 6.03 51.21 08/04/2018 11:31:14 68.43, 6.13 51.17 5.27 72
5 08/04/2018 12:20:42 -68.27, 173.60 128.99 08/04/2018 12:20:45 -68.27, 173.57 128.98 1.61 3
6 08/04/2018 13:11:25 68.09, -18.86 50.84 08/04/2018 13:10:13 68.10, -18.99 50.86 5.35 72
7 08/07/2018 03:46:56 68.35, 121.94 51.82 08/07/2018 03:47:43 68.33, 121.88 51.80 3.49 47
8 08/07/2018 04:37:37 -68.20, -70.55 128.32 08/07/2018 04:37:13 -68.22, -70.61 128.30 3.23 24
9 08/07/2018 05:28:03 67.11, 98.09 50.57 08/07/2018 05:26:57 67.15, 95.82 50.67 98.07 66
10 08/09/2018 19:13:24 -69.26, 69.17 126.49 08/09/2018 19:14:31 -69.16, 71.17 126.64 79.57 67
11 08/09/2018 20:03:52 68.30,-122.22 52.53 08/09/2018 20:04:11 68.33,-122.24 52.55 3.35 19
12 08/09/2018 20:54:34 -68.20, 45.22 127.57 08/09/2018 20:53:42 -68.17, 45.21 127.60 3.31 52
13 08/12/2018 11:30:05 -68.40,-173.90 126.59 08/12/2018 11:31:13 -68.38,-173.94 126.62 3.18 68
14 08/12/2018 12:20:48 68.24, -6.38 53.26 08/12/2018 12:20:40 68.26, -6.43 53.28 2.71 8
15 08/12/2018 13:11:26 -67.92, 161.33 127.06 08/12/2018 13:10:13 -67.99, 160.88 126.98 20.24 73

Figure of NPP and TERRA satellite orbits during SNOs since TLE Epoch: 7/31/2018
SNOs_Map_NPP_TERRA_20180731.jpg

Download SNOs between NPP and TERRA since TLE EPOCH: 07/31/2018 in txt file.

Historical Predictions of SNOs between NPP and TERRA

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service