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: 3/10/2019
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 03/11/2019 02:56:04 68.37, 134.54 72.17 03/11/2019 02:57:02 68.34, 134.54 72.14 2.69 58
2 03/11/2019 03:46:45 -68.25, -57.98 107.98 03/11/2019 03:46:32 -68.25, -57.95 107.97 1.35 13
3 03/11/2019 04:37:18 67.51, 110.24 71.26 03/11/2019 04:36:09 67.56, 108.91 71.35 56.82 69
4 03/13/2019 19:12:57 68.34,-109.64 71.08 03/13/2019 19:13:31 68.32,-109.61 71.06 2.08 34
5 03/13/2019 20:03:37 -68.16, 57.91 109.12 03/13/2019 20:03:02 -68.17, 57.85 109.10 3.14 35
6 03/16/2019 10:39:14 -68.92,-161.94 109.37 03/16/2019 10:40:24 -68.83,-160.75 109.50 49.04 70
7 03/16/2019 11:29:48 68.26, 6.24 69.93 03/16/2019 11:29:59 68.26, 6.20 69.93 1.93 11
8 03/16/2019 12:20:30 -68.18, 173.66 110.16 03/16/2019 12:19:29 -68.16, 173.72 110.17 3.07 61
9 03/19/2019 02:55:57 -68.36, -45.42 111.01 03/19/2019 02:56:59 -68.39, -45.41 110.99 3.29 62
10 03/19/2019 03:46:41 68.23, 122.05 68.84 03/19/2019 03:46:26 68.26, 122.08 68.87 3.12 15
11 03/19/2019 04:37:15 -67.72, -69.99 111.70 03/19/2019 04:36:03 -67.77, -70.85 111.62 36.57 72
12 03/21/2019 19:12:50 -68.33, 70.40 112.11 03/21/2019 19:13:26 -68.34, 70.43 112.10 2.03 36
13 03/21/2019 20:03:34 68.21,-122.14 67.76 03/21/2019 20:02:53 68.21,-122.08 67.76 2.40 41

Figure of NPP and TERRA satellite orbits during SNOs since TLE Epoch: 3/10/2019
SNOs_Map_NPP_TERRA_20190310.jpg

Download SNOs between NPP and TERRA since TLE EPOCH: 03/10/2019 in txt file.

Historical Predictions of SNOs between NPP and TERRA

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service