Simultaneous Nadir Overpasses (SNOs) Predictions

Prediction of SNOs between LANDSAT-8 and NPP Satellite Orbit:

Table of predicted SNOs for the next 14.0 days since TLE Epoch: 3/14/2020
Index Date (LANDSAT-8) Time (LANDSAT-8) Lat,Lon (LANDSAT-8) SZA (LANDSAT-8 ) Date (NPP) Time (NPP) Lat,Lon (NPP) SZA (NPP ) Distance(km) Time Diff (sec)
1 03/16/2020 14:41:46 -70.17, 136.00 108.44 03/16/2020 14:40:32 -70.21, 135.91 108.38 6.05 74
2 03/16/2020 15:31:13 70.06, -56.51 71.45 03/16/2020 15:31:15 70.04, -56.51 71.42 3.04 2
3 03/16/2020 16:20:44 -69.90, 110.89 108.73 03/16/2020 16:21:56 -69.90, 111.01 108.74 4.65 72
4 03/19/2020 06:58:14 -70.10,-108.22 109.57 03/19/2020 06:57:25 -70.12,-108.18 109.55 2.86 49
5 03/19/2020 07:47:41 69.99, 59.27 70.31 03/19/2020 07:48:09 70.00, 59.32 70.32 2.05 28
6 03/21/2020 22:25:00 70.84,-158.87 70.09 03/21/2020 22:23:52 70.91,-160.98 70.24 77.15 68
7 03/21/2020 23:14:42 -70.08, 7.64 110.65 03/21/2020 23:14:20 -70.08, 7.65 110.65 0.54 22
8 03/22/2020 00:04:09 69.97, 175.12 69.23 03/22/2020 00:05:04 69.96, 175.14 69.22 0.94 55
9 03/24/2020 14:41:40 70.16, -44.00 68.38 03/24/2020 14:40:33 70.14, -43.98 68.37 2.69 67
10 03/24/2020 15:31:10 -70.06, 123.49 111.74 03/24/2020 15:31:15 -70.05, 123.47 111.75 1.56 5
11 03/24/2020 16:20:43 69.61, -69.49 67.83 03/24/2020 16:21:53 69.61, -68.57 67.79 35.59 70
12 03/27/2020 06:58:08 70.13, 71.84 67.30 03/27/2020 06:57:28 70.11, 71.83 67.28 2.59 40
13 03/27/2020 07:47:38 -70.04,-120.67 112.82 03/27/2020 07:48:10 -70.02,-120.71 112.84 2.70 32

Figure of LANDSAT-8 and NPP satellite orbits during SNOs since TLE Epoch: 3/14/2020
SNOs_Map_LANDSAT-8_NPP_20200315.jpg

Download SNOs between LANDSAT-8 and NPP since TLE EPOCH: 03/14/2020 in txt file.

Historical Predictions of SNOs between LANDSAT-8 and NPP

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service