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: 9/18/2020
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 09/19/2020 06:58:40 70.08, 71.84 68.72 09/19/2020 06:57:59 70.11, 71.82 68.75 3.36 41
2 09/19/2020 07:48:10 -69.98,-120.68 111.38 09/19/2020 07:48:40 -69.96,-120.64 111.39 2.24 30
3 09/21/2020 22:25:31 -70.79, 21.11 109.56 09/21/2020 22:24:22 -70.85, 19.10 109.47 73.76 69
4 09/21/2020 23:15:09 70.08,-172.29 69.75 09/21/2020 23:14:53 70.06,-172.34 69.74 2.27 16
5 09/22/2020 00:04:39 -69.97, -4.81 110.34 09/22/2020 00:05:35 -69.96, -4.87 110.35 2.54 56
6 09/24/2020 14:42:13 -70.13, 136.01 109.18 09/24/2020 14:41:04 -70.12, 136.04 109.18 1.15 69
7 09/24/2020 15:31:40 70.02, -56.50 70.73 09/24/2020 15:31:48 70.02, -56.49 70.73 0.42 8
8 09/24/2020 16:21:14 -69.69, 110.69 109.58 09/24/2020 16:22:26 -69.70, 111.29 109.58 23.50 72
9 09/27/2020 06:58:43 -70.12,-108.12 108.14 09/27/2020 06:58:00 -70.13,-108.20 108.13 3.18 43
10 09/27/2020 07:48:11 69.95, 59.29 71.71 09/27/2020 07:48:43 69.97, 59.34 71.73 3.44 32
11 09/29/2020 22:25:33 70.76,-158.93 73.52 09/29/2020 22:24:25 70.82,-160.85 73.61 70.71 68
12 09/29/2020 23:15:14 -70.05, 7.67 107.17 09/29/2020 23:14:54 -70.03, 7.72 107.19 3.25 20
13 09/30/2020 00:04:41 69.94, 175.15 72.73 09/30/2020 00:05:38 69.93, 175.18 72.73 1.30 57

Figure of LANDSAT-8 and NPP satellite orbits during SNOs since TLE Epoch: 9/18/2020
SNOs_Map_LANDSAT-8_NPP_20200918.jpg

Download SNOs between LANDSAT-8 and NPP since TLE EPOCH: 09/18/2020 in txt file.

Historical Predications of SNOs between LANDSAT-8 and NPP