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: 6/3/2017
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 06/06/2017 10:39:11 68.80, 18.27 46.00 06/06/2017 10:40:21 68.68, 19.08 45.88 35.06 70
2 06/06/2017 11:29:45 -68.30,-173.76 134.51 06/06/2017 11:29:56 -68.30,-173.75 134.51 0.46 11
3 06/06/2017 12:20:29 68.16, -6.27 45.34 06/06/2017 12:19:24 68.13, -6.31 45.32 3.28 65
4 06/09/2017 02:55:58 68.37, 134.61 45.32 06/09/2017 02:56:56 68.36, 134.57 45.31 1.95 58
5 06/09/2017 03:46:39 -68.24, -57.91 134.81 06/09/2017 03:46:26 -68.26, -57.92 134.80 2.02 13
6 06/09/2017 04:37:13 67.56, 110.24 44.50 06/09/2017 04:36:03 67.58, 108.94 44.53 55.43 70
7 06/11/2017 19:12:53 68.37,-109.62 45.13 06/11/2017 19:13:25 68.36,-109.55 45.12 2.82 32
8 06/11/2017 20:03:33 -68.19, 57.93 135.06 06/11/2017 20:02:56 -68.21, 57.89 135.04 2.80 37
9 06/14/2017 10:39:11 -68.88,-161.83 134.50 06/14/2017 10:40:22 -68.76,-160.84 134.64 42.18 71
10 06/14/2017 11:29:46 68.32, 6.22 44.93 06/14/2017 11:29:54 68.30, 6.25 44.91 2.46 8
11 06/14/2017 12:20:26 -68.14, 173.77 135.26 06/14/2017 12:19:25 -68.15, 173.70 135.24 3.22 61
12 06/17/2017 02:55:56 -68.40, -45.42 135.08 06/17/2017 02:56:56 -68.41, -45.38 135.08 2.05 60
13 06/17/2017 03:46:40 68.27, 122.05 44.79 06/17/2017 03:46:23 68.29, 122.12 44.80 3.20 17
14 06/17/2017 04:37:12 -67.66, -69.86 135.84 06/17/2017 04:36:01 -67.75, -70.88 135.74 44.53 71

Figure of NPP and TERRA satellite orbits during SNOs since TLE Epoch: 6/3/2017
SNOs_Map_NPP_TERRA_20170604.jpg

Download SNOs between NPP and TERRA since TLE EPOCH: 06/03/2017 in txt file.

Historical Predictions of SNOs between NPP and TERRA

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service