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: 10/11/2019
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 10/13/2019 02:05:50 68.64, 146.94 76.15 10/13/2019 02:07:02 68.58, 147.15 76.10 10.90 72
2 10/13/2019 02:56:29 -68.40, -45.43 104.08 10/13/2019 02:56:33 -68.42, -45.42 104.06 2.34 4
3 10/13/2019 03:47:13 68.27, 122.04 75.81 10/13/2019 03:46:01 68.25, 122.03 75.79 2.32 72
4 10/15/2019 18:22:42 68.51, -97.12 77.02 10/15/2019 18:23:32 68.50, -97.07 77.01 2.03 50
5 10/15/2019 19:13:23 -68.37, 70.38 103.11 10/15/2019 19:13:03 -68.34, 70.37 103.14 3.01 20
6 10/15/2019 20:03:52 67.43,-121.16 75.99 10/15/2019 20:02:44 67.44,-123.03 75.96 79.91 68
7 10/18/2019 10:39:34 68.43, 18.75 77.92 10/18/2019 10:40:01 68.41, 18.70 77.91 2.47 27
8 10/18/2019 11:30:16 -68.34,-173.82 102.16 10/18/2019 11:29:31 -68.31,-173.79 102.19 3.15 45
9 10/21/2019 02:05:48 -68.74, -33.20 100.82 10/21/2019 02:07:00 -68.67, -32.76 100.88 19.28 72
10 10/21/2019 02:56:28 68.40, 134.55 78.87 10/21/2019 02:56:30 68.38, 134.54 78.84 2.78 2
11 10/21/2019 03:47:09 -68.26, -57.95 101.27 10/21/2019 03:46:00 -68.28, -57.95 101.25 2.29 69
12 10/23/2019 18:22:38 -68.50, 82.89 100.11 10/23/2019 18:23:31 -68.52, 82.94 100.09 3.00 53
13 10/23/2019 19:13:21 68.33,-109.58 79.74 10/23/2019 19:12:59 68.34,-109.64 79.74 2.36 22
14 10/23/2019 20:03:50 -67.54, 58.72 101.03 10/23/2019 20:02:41 -67.57, 57.11 101.03 68.31 69

Figure of NPP and TERRA satellite orbits during SNOs since TLE Epoch: 10/11/2019
SNOs_Map_NPP_TERRA_20191011.jpg

Download SNOs between NPP and TERRA since TLE EPOCH: 10/11/2019 in txt file.

Historical Predictions of SNOs between NPP and TERRA

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service