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: 7/26/2017
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 07/27/2017 02:55:58 68.44, 134.56 49.18 07/27/2017 02:57:07 68.44, 134.61 49.17 2.16 69
2 07/27/2017 03:46:39 -68.30, -57.94 130.96 07/27/2017 03:46:38 -68.28, -57.95 130.98 1.87 1
3 07/27/2017 04:37:20 68.01, 109.73 48.75 07/27/2017 04:36:07 68.05, 109.43 48.81 13.55 73
4 07/29/2017 19:12:54 68.35,-109.56 49.71 07/29/2017 19:13:39 68.35,-109.63 49.71 2.70 45
5 07/29/2017 20:03:36 -68.25, 57.88 130.38 07/29/2017 20:03:09 -68.24, 57.88 130.39 1.24 27
6 08/01/2017 10:39:22 -69.23,-162.29 128.73 08/01/2017 10:40:30 -69.14,-160.41 128.87 75.24 68
7 08/01/2017 11:29:51 68.31, 6.25 50.34 08/01/2017 11:30:10 68.30, 6.20 50.33 2.27 19
8 08/01/2017 12:20:33 -68.22, 173.69 129.76 08/01/2017 12:19:40 -68.20, 173.71 129.77 1.60 53
9 08/04/2017 02:56:05 -68.44, -45.47 128.84 08/04/2017 02:57:13 -68.43, -45.42 128.87 2.49 68
10 08/04/2017 03:46:48 68.28, 122.05 51.00 08/04/2017 03:46:41 68.26, 122.02 50.98 2.95 7
11 08/04/2017 04:37:26 -67.96, -70.23 129.32 08/04/2017 04:36:13 -68.05, -70.60 129.22 18.03 73
12 08/06/2017 19:13:00 -68.36, 70.41 128.21 08/06/2017 19:13:43 -68.38, 70.39 128.19 2.76 43
13 08/06/2017 20:03:44 68.25,-122.14 51.70 08/06/2017 20:03:10 68.26,-122.10 51.71 2.15 34
14 08/09/2017 10:39:26 69.02, 17.97 53.23 08/09/2017 10:40:35 68.92, 19.31 53.10 54.59 69
15 08/09/2017 11:29:57 -68.32,-173.78 127.48 08/09/2017 11:30:14 -68.32,-173.80 127.48 0.72 17
16 08/09/2017 12:20:41 68.22, -6.34 52.43 08/09/2017 12:19:41 68.21, -6.30 52.41 2.39 60

Figure of NPP and TERRA satellite orbits during SNOs since TLE Epoch: 7/26/2017
SNOs_Map_NPP_TERRA_20170727.jpg

Download SNOs between NPP and TERRA since TLE EPOCH: 07/26/2017 in txt file.

Historical Predictions of SNOs between NPP and TERRA

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service