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: 8/3/2017
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 08/04/2017 02:56:04 -68.44, -45.46 128.85 08/04/2017 02:57:12 -68.44, -45.42 128.86 1.80 68
2 08/04/2017 03:46:47 68.27, 122.07 50.99 08/04/2017 03:46:40 68.27, 122.03 50.99 1.94 7
3 08/04/2017 04:37:25 -67.96, -70.22 129.32 08/04/2017 04:36:12 -68.05, -70.60 129.22 18.82 73
4 08/06/2017 19:13:00 -68.35, 70.42 128.21 08/06/2017 19:13:43 -68.37, 70.38 128.19 2.87 43
5 08/06/2017 20:03:44 68.24,-122.13 51.68 08/06/2017 20:03:10 68.26,-122.11 51.71 2.76 34
6 08/09/2017 10:39:26 69.01, 17.98 53.22 08/09/2017 10:40:35 68.90, 19.28 53.08 52.97 69
7 08/09/2017 11:29:57 -68.32,-173.78 127.49 08/09/2017 11:30:14 -68.30,-173.83 127.51 3.35 17
8 08/09/2017 12:20:41 68.21, -6.33 52.41 08/09/2017 12:19:41 68.18, -6.33 52.39 2.95 60
9 08/12/2017 02:56:12 68.39, 134.57 53.37 08/12/2017 02:57:13 68.42, 134.55 53.39 2.85 61
10 08/12/2017 03:46:54 -68.29, -57.98 126.73 08/12/2017 03:46:44 -68.26, -58.00 126.75 3.16 10
11 08/12/2017 04:37:29 67.69, 110.08 52.68 08/12/2017 04:36:18 67.75, 109.05 52.76 43.89 71
12 08/14/2017 19:13:08 68.37,-109.63 54.16 08/14/2017 19:13:42 68.37,-109.63 54.16 0.15 34
13 08/14/2017 20:03:50 -68.26, 57.82 125.94 08/14/2017 20:03:12 -68.27, 57.89 125.93 2.65 38
14 08/17/2017 10:39:28 -68.82,-161.78 124.54 08/17/2017 10:40:39 -68.76,-160.92 124.63 35.25 71
15 08/17/2017 11:30:04 68.29, 6.23 54.93 08/17/2017 11:30:12 68.30, 6.17 54.94 2.82 8
16 08/17/2017 12:20:46 -68.18, 173.69 125.18 08/17/2017 12:19:42 -68.20, 173.69 125.15 2.53 64

Figure of NPP and TERRA satellite orbits during SNOs since TLE Epoch: 8/3/2017
SNOs_Map_NPP_TERRA_20170804.jpg

Download SNOs between NPP and TERRA since TLE EPOCH: 08/03/2017 in txt file.

Historical Predictions of SNOs between NPP and TERRA

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service