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: 7/31/2017
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 08/01/2017 10:39:22 -69.23,-162.30 128.72 08/01/2017 10:40:30 -69.14,-160.42 128.86 74.97 68
2 08/01/2017 11:29:51 68.31, 6.25 50.34 08/01/2017 11:30:10 68.31, 6.18 50.33 2.77 19
3 08/01/2017 12:20:33 -68.22, 173.68 129.75 08/01/2017 12:19:40 -68.21, 173.70 129.76 1.75 53
4 08/04/2017 02:56:05 -68.45, -45.48 128.84 08/04/2017 02:57:13 -68.43, -45.44 128.87 2.61 68
5 08/04/2017 03:46:48 68.28, 122.05 51.00 08/04/2017 03:46:41 68.26, 122.00 50.98 3.35 7
6 08/04/2017 04:37:26 -67.97, -70.24 129.31 08/04/2017 04:36:13 -68.05, -70.62 129.22 18.12 73
7 08/06/2017 19:13:00 -68.36, 70.40 128.20 08/06/2017 19:13:43 -68.38, 70.37 128.19 2.20 43
8 08/06/2017 20:03:44 68.25,-122.14 51.70 08/06/2017 20:03:10 68.26,-122.13 51.71 1.35 34
9 08/09/2017 10:39:26 69.02, 17.97 53.24 08/09/2017 10:40:35 68.92, 19.28 53.10 53.73 69
10 08/09/2017 11:29:57 -68.33,-173.79 127.47 08/09/2017 11:30:14 -68.32,-173.83 127.49 1.91 17
11 08/09/2017 12:20:41 68.22, -6.34 52.43 08/09/2017 12:19:41 68.20, -6.32 52.41 2.44 60
12 08/12/2017 02:56:12 68.41, 134.56 53.39 08/12/2017 02:57:14 68.41, 134.52 53.38 1.49 62
13 08/12/2017 03:46:54 -68.30, -57.99 126.72 08/12/2017 03:46:44 -68.31, -57.97 126.71 1.43 10
14 08/12/2017 04:37:29 67.71, 110.06 52.69 08/12/2017 04:36:18 67.80, 109.08 52.80 42.59 71
15 08/14/2017 19:13:09 68.38,-109.65 54.18 08/14/2017 19:13:44 68.39,-109.63 54.18 1.52 35

Figure of NPP and TERRA satellite orbits during SNOs since TLE Epoch: 7/31/2017
SNOs_Map_NPP_TERRA_20170801.jpg

Download SNOs between NPP and TERRA since TLE EPOCH: 07/31/2017 in txt file.

Historical Predictions of SNOs between NPP and TERRA

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service