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: 3/15/2019
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 03/16/2019 10:39:17 -69.05,-162.12 109.23 03/16/2019 10:40:26 -68.93,-160.63 109.40 61.13 69
2 03/16/2019 11:29:49 68.27, 6.22 69.95 03/16/2019 11:30:03 68.25, 6.18 69.93 2.94 14
3 03/16/2019 12:20:30 -68.15, 173.70 110.19 03/16/2019 12:19:33 -68.15, 173.70 110.18 0.42 57
4 03/19/2019 02:55:57 -68.38, -45.45 110.99 03/19/2019 02:57:05 -68.37, -45.45 111.01 1.89 68
5 03/19/2019 03:46:41 68.25, 122.03 68.86 03/19/2019 03:46:32 68.24, 122.05 68.86 1.03 9
6 03/19/2019 04:37:18 -67.91, -70.22 111.51 03/19/2019 04:36:05 -67.98, -70.63 111.42 18.83 73
7 03/21/2019 19:12:50 -68.36, 70.36 112.08 03/21/2019 19:13:35 -68.36, 70.42 112.08 2.69 45
8 03/21/2019 20:03:33 68.17,-122.09 67.72 03/21/2019 20:03:03 68.18,-122.15 67.73 2.49 30
9 03/21/2019 20:53:57 -67.13, 46.50 113.37 03/21/2019 20:52:50 -67.14, 44.30 113.30 94.81 67
10 03/24/2019 10:39:16 69.22, 17.66 67.77 03/24/2019 10:40:23 69.12, 19.61 67.62 77.83 67
11 03/24/2019 11:29:43 -68.33,-173.83 113.16 03/24/2019 11:30:06 -68.31,-173.76 113.19 3.52 23
12 03/24/2019 12:20:26 68.15, -6.29 66.64 03/24/2019 12:19:33 68.18, -6.27 66.67 3.27 53
13 03/27/2019 02:55:55 68.45, 134.48 65.92 03/27/2019 02:57:06 68.40, 134.59 65.86 6.71 71
14 03/27/2019 03:46:35 -68.25, -57.95 114.30 03/27/2019 03:46:37 -68.26, -57.95 114.30 0.47 2
15 03/27/2019 04:37:18 68.08, 109.58 65.51 03/27/2019 04:36:05 68.07, 109.47 65.51 4.60 73
16 03/29/2019 19:12:45 68.32,-109.58 64.74 03/29/2019 19:13:36 68.35,-109.60 64.76 3.34 51

Figure of NPP and TERRA satellite orbits during SNOs since TLE Epoch: 3/15/2019
SNOs_Map_NPP_TERRA_20190316.jpg

Download SNOs between NPP and TERRA since TLE EPOCH: 03/15/2019 in txt file.

Historical Predictions of SNOs between NPP and TERRA

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service