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: 5/7/2018
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 05/08/2018 11:29:52 -68.35,-173.87 128.91 05/08/2018 11:30:57 -68.37,-173.86 128.90 2.20 65
2 05/08/2018 12:20:36 68.23, -6.41 50.96 05/08/2018 12:20:25 68.21, -6.41 50.93 2.73 11
3 05/08/2018 13:11:12 -67.82, 161.42 129.47 05/08/2018 13:09:59 -67.88, 160.84 129.41 25.46 73
4 05/11/2018 03:46:47 -68.33, -58.07 129.65 05/11/2018 03:47:29 -68.32, -58.05 129.65 1.03 42
5 05/11/2018 04:37:30 68.15, 109.46 50.18 05/11/2018 04:36:57 68.15, 109.40 50.17 2.54 33
6 05/13/2018 19:13:12 69.04,-110.57 50.42 05/13/2018 19:14:21 68.92,-109.07 50.29 61.35 69
7 05/13/2018 20:03:41 -68.25, 57.80 130.39 05/13/2018 20:04:01 -68.26, 57.75 130.38 2.48 20
8 05/13/2018 20:54:25 68.13,-134.74 49.49 05/13/2018 20:53:28 68.15,-134.74 49.50 1.65 57
9 05/16/2018 11:29:55 68.38, 6.09 49.12 05/16/2018 11:31:02 68.35, 6.10 49.09 2.85 67
10 05/16/2018 12:20:36 -68.23, 173.60 131.05 05/16/2018 12:20:32 -68.25, 173.61 131.02 2.95 4
11 05/16/2018 13:11:15 67.85, -18.61 48.56 05/16/2018 13:10:03 67.91, -19.14 48.63 23.46 72
12 05/19/2018 03:46:48 68.31, 121.95 48.45 05/19/2018 03:47:32 68.34, 121.95 48.48 3.07 44
13 05/19/2018 04:37:30 -68.21, -70.61 131.66 05/19/2018 04:37:03 -68.19, -70.60 131.69 3.04 27

Figure of NPP and TERRA satellite orbits during SNOs since TLE Epoch: 5/7/2018
SNOs_Map_NPP_TERRA_20180507.jpg

Download SNOs between NPP and TERRA since TLE EPOCH: 05/07/2018 in txt file.

Historical Predictions of SNOs between NPP and TERRA

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service