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: 9/19/2018
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 09/21/2018 11:30:28 68.37, 6.09 67.64 09/21/2018 11:31:00 68.36, 6.04 67.63 2.21 32
2 09/21/2018 12:21:09 -68.23, 173.59 112.49 09/21/2018 12:20:30 -68.25, 173.55 112.47 3.07 39
3 09/24/2018 02:56:46 -68.79, -46.00 110.92 09/24/2018 02:57:57 -68.67, -45.34 111.04 29.95 71
4 09/24/2018 03:47:24 68.35, 121.89 68.66 09/24/2018 03:47:28 68.33, 121.89 68.64 2.14 4
5 09/24/2018 04:38:05 -68.21, -70.61 111.47 09/24/2018 04:36:58 -68.23, -70.60 111.46 2.12 67
6 09/26/2018 19:13:34 -68.40, 70.29 110.27 09/26/2018 19:14:28 -68.41, 70.23 110.25 3.06 54
7 09/26/2018 20:04:18 68.28,-122.25 69.63 09/26/2018 20:03:55 68.29,-122.27 69.65 1.94 23
8 09/26/2018 20:54:46 -67.43, 46.12 111.19 09/26/2018 20:53:37 -67.52, 44.47 111.12 70.89 69
9 09/29/2018 10:40:05 69.38, 17.40 71.76 09/29/2018 10:41:12 69.25, 19.53 71.64 85.13 67
10 09/29/2018 11:30:30 -68.38,-173.92 109.24 09/29/2018 11:30:56 -68.37,-173.94 109.25 1.47 26
11 09/29/2018 12:21:14 68.26, -6.46 70.66 09/29/2018 12:20:23 68.25, -6.44 70.64 1.72 51
12 10/02/2018 02:56:44 68.46, 134.43 71.87 10/02/2018 02:57:53 68.47, 134.44 71.89 1.46 69
13 10/02/2018 03:47:25 -68.31, -58.06 108.27 10/02/2018 03:47:24 -68.32, -58.12 108.26 2.52 1
14 10/02/2018 04:38:06 68.03, 109.60 71.48 10/02/2018 04:36:53 68.08, 109.25 71.52 15.68 73

Figure of NPP and TERRA satellite orbits during SNOs since TLE Epoch: 9/19/2018
SNOs_Map_NPP_TERRA_20180919.jpg

Download SNOs between NPP and TERRA since TLE EPOCH: 09/19/2018 in txt file.

Historical Predictions of SNOs between NPP and TERRA

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service