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: 3/22/2019
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 03/24/2019 10:39:15 69.17, 17.73 67.72 03/24/2019 10:40:23 69.03, 19.51 67.54 72.17 68
2 03/24/2019 11:29:42 -68.29,-173.78 113.21 03/24/2019 11:30:04 -68.30,-173.76 113.20 1.32 22
3 03/24/2019 12:20:26 68.16, -6.30 66.65 03/24/2019 12:19:32 68.14, -6.31 66.64 1.33 54
4 03/27/2019 02:55:53 68.34, 134.61 65.81 03/27/2019 02:57:04 68.36, 134.56 65.82 3.21 71
5 03/27/2019 03:46:35 -68.27, -57.97 114.29 03/27/2019 03:46:34 -68.25, -57.95 114.31 2.10 1
6 03/27/2019 04:37:16 67.97, 109.71 65.40 03/27/2019 04:36:03 68.03, 109.44 65.47 12.86 73
7 03/29/2019 19:12:46 68.33,-109.58 64.74 03/29/2019 19:13:33 68.35,-109.58 64.76 2.43 47
8 03/29/2019 20:03:27 -68.19, 57.91 115.41 03/29/2019 20:03:04 -68.18, 57.85 115.42 2.37 23
9 03/29/2019 20:53:54 67.14,-133.51 63.51 03/29/2019 20:52:47 67.17,-135.65 63.58 92.28 67
10 04/01/2019 10:39:12 -69.39,-162.56 115.19 04/01/2019 10:40:18 -69.32,-160.12 115.31 95.79 66
11 04/01/2019 11:29:38 68.31, 6.22 63.68 04/01/2019 11:30:01 68.32, 6.26 63.69 2.21 23
12 04/01/2019 12:20:19 -68.17, 173.71 116.48 04/01/2019 12:19:32 -68.16, 173.71 116.49 1.53 47
13 04/04/2019 02:55:50 -68.57, -45.66 117.07 04/04/2019 02:57:01 -68.50, -45.27 117.15 17.33 71
14 04/04/2019 03:46:30 68.24, 122.08 62.58 04/04/2019 03:46:31 68.22, 122.03 62.56 3.52 1
15 04/04/2019 04:37:11 -68.10, -70.42 117.58 04/04/2019 04:36:01 -68.12, -70.46 117.56 2.69 70

Figure of NPP and TERRA satellite orbits during SNOs since TLE Epoch: 3/22/2019
SNOs_Map_NPP_TERRA_20190322.jpg

Download SNOs between NPP and TERRA since TLE EPOCH: 03/22/2019 in txt file.

Historical Predictions of SNOs between NPP and TERRA

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service