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: 10/8/2019
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 10/10/2019 09:49:13 69.55, 29.91 76.05 10/10/2019 09:50:19 69.42, 32.34 75.94 95.59 66
2 10/10/2019 10:39:36 -68.45,-161.26 105.04 10/10/2019 10:40:04 -68.47,-161.23 105.01 3.35 28
3 10/10/2019 11:30:20 68.32, 6.21 74.86 10/10/2019 11:29:32 68.31, 6.22 74.83 1.83 48
4 10/13/2019 02:05:50 68.66, 146.90 76.18 10/13/2019 02:07:01 68.62, 147.20 76.14 12.74 71
5 10/13/2019 02:56:29 -68.42, -45.45 104.06 10/13/2019 02:56:33 -68.41, -45.43 104.07 1.21 4
6 10/13/2019 03:47:13 68.29, 122.01 75.84 10/13/2019 03:46:00 68.29, 122.07 75.83 2.55 73
7 10/15/2019 18:22:41 68.48, -97.08 76.99 10/15/2019 18:23:32 68.49, -97.08 77.01 1.84 51
8 10/15/2019 19:13:22 -68.33, 70.42 103.14 10/15/2019 19:13:03 -68.34, 70.36 103.14 2.55 19
9 10/15/2019 20:03:51 67.40,-121.12 75.96 10/15/2019 20:02:43 67.49,-122.98 76.01 79.73 68
10 10/18/2019 10:39:35 68.45, 18.72 77.95 10/18/2019 10:40:01 68.47, 18.77 77.97 3.03 26
11 10/18/2019 11:30:16 -68.31,-173.78 102.18 10/18/2019 11:29:32 -68.32,-173.78 102.18 1.29 44
12 10/21/2019 02:05:49 -68.76, -33.23 100.80 10/21/2019 02:07:01 -68.69, -32.74 100.86 21.52 72
13 10/21/2019 02:56:28 68.38, 134.58 78.84 10/21/2019 02:56:31 68.39, 134.55 78.86 2.16 3
14 10/21/2019 03:47:10 -68.29, -57.98 101.24 10/21/2019 03:46:01 -68.30, -57.93 101.23 2.58 69

Figure of NPP and TERRA satellite orbits during SNOs since TLE Epoch: 10/8/2019
SNOs_Map_NPP_TERRA_20191008.jpg

Download SNOs between NPP and TERRA since TLE EPOCH: 10/08/2019 in txt file.

Historical Predictions of SNOs between NPP and TERRA

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service