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: 10/9/2018
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 10/10/2018 02:56:38 -68.51, -45.55 105.00 10/10/2018 02:57:50 -68.49, -45.53 105.03 2.95 72
2 10/10/2018 03:47:22 68.39, 121.93 74.89 10/10/2018 03:47:17 68.37, 121.97 74.87 2.64 5
3 10/10/2018 04:38:01 -68.15, -70.45 105.34 10/10/2018 04:36:49 -68.16, -70.65 105.34 8.61 72
4 10/12/2018 19:13:29 -68.44, 70.32 104.06 10/12/2018 19:14:17 -68.43, 70.28 104.07 1.72 48
5 10/12/2018 20:04:13 68.32,-122.21 75.83 10/12/2018 20:03:44 68.31,-122.22 75.82 0.92 29
6 10/12/2018 20:54:37 -67.27, 46.39 105.19 10/12/2018 20:53:30 -67.32, 44.28 105.18 91.12 67
7 10/15/2018 10:39:54 69.28, 17.64 77.76 10/15/2018 10:41:02 69.19, 19.49 77.70 73.63 68
8 10/15/2018 11:30:21 -68.39,-173.85 103.11 10/15/2018 11:30:45 -68.37,-173.90 103.13 3.21 24
9 10/15/2018 12:21:05 68.27, -6.38 76.78 10/15/2018 12:20:12 68.25, -6.41 76.75 2.93 53
10 10/18/2018 02:56:32 68.50, 134.47 77.97 10/18/2018 02:57:41 68.51, 134.52 77.98 2.23 69
11 10/18/2018 03:47:13 -68.37, -58.03 102.16 10/18/2018 03:47:12 -68.37, -58.03 102.16 0.19 1
12 10/18/2018 04:37:54 68.08, 109.64 77.58 10/18/2018 04:36:41 68.12, 109.33 77.61 13.47 73
13 10/20/2018 19:13:23 68.44,-109.67 78.88 10/20/2018 19:14:09 68.44,-109.68 78.87 0.59 46
14 10/20/2018 20:04:04 -68.30, 57.82 101.25 10/20/2018 20:03:40 -68.29, 57.77 101.27 2.33 24
15 10/20/2018 20:54:30 67.21,-133.53 77.70 10/20/2018 20:53:23 67.26,-135.76 77.70 96.23 67

Figure of NPP and TERRA satellite orbits during SNOs since TLE Epoch: 10/9/2018
SNOs_Map_NPP_TERRA_20180929.jpg

Download SNOs between NPP and TERRA since TLE EPOCH: 10/09/2018 in txt file.

Historical Predictions of SNOs between NPP and TERRA

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service