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: 4/6/2018
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 04/06/2018 12:20:29 68.17, -6.32 61.52 04/06/2018 12:19:56 68.16, -6.35 61.51 2.05 33
2 04/09/2018 02:56:12 69.08, 133.62 61.47 04/09/2018 02:57:20 69.00, 135.28 61.36 66.70 68
3 04/09/2018 03:46:41 -68.29, -58.01 119.35 04/09/2018 03:47:01 -68.28, -57.98 119.37 2.09 20
4 04/09/2018 04:37:24 68.12, 109.52 60.46 04/09/2018 04:36:29 68.11, 109.47 60.46 1.95 55
5 04/11/2018 19:12:53 68.33,-109.62 59.72 04/11/2018 19:14:03 68.34,-109.67 59.72 2.32 70
6 04/11/2018 20:03:35 -68.24, 57.82 120.40 04/11/2018 20:03:33 -68.24, 57.84 120.40 0.61 2
7 04/11/2018 20:54:15 67.91,-134.45 59.26 04/11/2018 20:53:03 67.96,-134.84 59.32 17.42 72
8 04/14/2018 11:29:48 68.29, 6.21 58.70 04/14/2018 11:30:36 68.30, 6.15 58.71 2.95 48
9 04/14/2018 12:20:30 -68.19, 173.65 121.42 04/14/2018 12:20:06 -68.20, 173.66 121.41 1.14 24
10 04/14/2018 13:10:56 67.10, -17.72 57.47 04/14/2018 13:09:49 67.19, -19.85 57.58 92.45 67
11 04/17/2018 02:56:19 -69.42, -46.86 121.09 04/17/2018 02:57:25 -69.32, -44.36 121.23 98.95 66
12 04/17/2018 03:46:43 68.25, 122.03 57.70 04/17/2018 03:47:09 68.26, 121.97 57.71 3.25 26
13 04/17/2018 04:37:25 -68.14, -70.52 122.42 04/17/2018 04:36:39 -68.16, -70.52 122.40 1.98 46
14 04/19/2018 19:13:00 -68.63, 69.99 122.83 04/19/2018 19:14:11 -68.56, 70.55 122.92 23.96 71
15 04/19/2018 20:03:38 68.21,-122.15 56.73 04/19/2018 20:03:42 68.22,-122.22 56.74 3.22 4
16 04/19/2018 20:54:20 -68.10, 45.30 123.40 04/19/2018 20:53:12 -68.12, 45.30 123.38 2.43 68

Figure of NPP and TERRA satellite orbits during SNOs since TLE Epoch: 4/6/2018
SNOs_Map_NPP_TERRA_20180406.jpg

Download SNOs between NPP and TERRA since TLE EPOCH: 04/06/2018 in txt file.

Historical Predictions of SNOs between NPP and TERRA

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service