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: 6/15/2019
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 06/15/2019 02:56:18 68.36, 134.51 44.96 06/15/2019 02:56:58 68.33, 134.52 44.93 2.96 40
2 06/15/2019 03:46:59 -68.23, -58.00 135.18 06/15/2019 03:46:28 -68.22, -57.98 135.18 0.93 31
3 06/17/2019 18:22:41 -69.06, 82.03 134.41 06/17/2019 18:23:50 -68.94, 83.50 134.56 60.34 69
4 06/17/2019 19:13:13 68.29,-109.64 44.80 06/17/2019 19:13:27 68.27,-109.68 44.78 3.12 14
5 06/17/2019 20:03:54 -68.16, 57.86 135.34 06/17/2019 20:02:57 -68.16, 57.83 135.33 1.12 57
6 06/20/2019 10:39:24 -68.36,-161.26 135.18 06/20/2019 10:40:28 -68.38,-161.31 135.16 3.19 64
7 06/20/2019 11:30:09 68.28, 6.15 44.75 06/20/2019 11:29:55 68.26, 6.19 44.72 3.23 14
8 06/20/2019 12:20:43 -67.77, 174.11 135.78 06/20/2019 12:19:31 -67.82, 173.32 135.71 33.90 72
9 06/23/2019 02:56:20 -68.34, -45.47 135.19 06/23/2019 02:56:56 -68.37, -45.44 135.17 2.88 36
10 06/23/2019 03:47:04 68.22, 122.00 44.69 06/23/2019 03:46:24 68.19, 121.99 44.66 3.37 40
11 06/25/2019 18:22:39 68.74, -97.55 45.28 06/25/2019 18:23:50 68.61, -96.89 45.13 30.27 71
12 06/25/2019 19:13:14 -68.28, 70.38 135.20 06/25/2019 19:13:24 -68.30, 70.36 135.18 2.12 10
13 06/25/2019 20:03:58 68.15,-122.15 44.68 06/25/2019 20:02:51 68.17,-122.14 44.69 1.59 67
14 06/28/2019 10:39:28 68.36, 18.73 44.99 06/28/2019 10:40:22 68.37, 18.70 44.99 1.66 54
15 06/28/2019 11:30:10 -68.27,-173.84 135.11 06/28/2019 11:29:52 -68.28,-173.78 135.10 2.71 18
16 06/28/2019 12:20:40 67.39, -5.44 44.00 06/28/2019 12:19:31 67.47, -7.06 44.12 69.60 69

Figure of NPP and TERRA satellite orbits during SNOs since TLE Epoch: 6/15/2019
SNOs_Map_NPP_TERRA_20190615.jpg

Download SNOs between NPP and TERRA since TLE EPOCH: 06/15/2019 in txt file.

Historical Predictions of SNOs between NPP and TERRA

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service