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: 10/10/2018
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 10/12/2018 19:13:34 -68.47, 70.26 104.04 10/12/2018 19:14:17 -68.47, 70.32 104.04 2.41 43
2 10/12/2018 20:04:17 68.29,-122.19 75.80 10/12/2018 20:03:45 68.29,-122.25 75.80 2.35 32
3 10/15/2018 10:39:57 69.10, 17.87 77.57 10/15/2018 10:41:06 69.03, 19.27 77.52 56.03 69
4 10/15/2018 11:30:28 -68.43,-173.91 103.08 10/15/2018 11:30:45 -68.43,-173.85 103.08 2.77 17
5 10/15/2018 12:21:11 68.24, -6.37 76.76 10/15/2018 12:20:13 68.25, -6.42 76.75 1.93 58
6 10/18/2018 02:56:40 68.47, 134.48 77.93 10/18/2018 02:57:43 68.48, 134.47 77.95 1.70 63
7 10/18/2018 03:47:21 -68.33, -58.02 102.19 10/18/2018 03:47:14 -68.33, -58.08 102.20 2.26 7
8 10/18/2018 04:37:58 67.83, 109.92 77.33 10/18/2018 04:36:47 67.87, 109.02 77.35 37.95 71
9 10/20/2018 19:13:34 68.43,-109.70 78.86 10/20/2018 19:14:11 68.44,-109.70 78.87 1.15 37
10 10/20/2018 20:04:14 -68.29, 57.79 101.26 10/20/2018 20:03:41 -68.29, 57.76 101.27 1.55 33
11 10/23/2018 10:39:53 -69.05,-162.07 99.59 10/23/2018 10:41:03 -68.97,-160.80 99.65 51.47 70
12 10/23/2018 11:30:27 68.39, 6.11 79.78 10/23/2018 11:30:38 68.40, 6.14 79.78 1.08 11
13 10/23/2018 12:21:08 -68.25, 173.61 100.35 10/23/2018 12:20:09 -68.25, 173.59 100.36 0.76 59

Figure of NPP and TERRA satellite orbits during SNOs since TLE Epoch: 10/10/2018
SNOs_Map_NPP_TERRA_20181010.jpg

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

Historical Predictions of SNOs between NPP and TERRA

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service