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: 10/13/2020
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 10/15/2020 23:15:14 -70.08, 7.71 101.06 10/15/2020 23:14:45 -70.09, 7.71 101.05 0.82 29
2 10/16/2020 00:04:41 69.98, 175.20 78.84 10/16/2020 00:05:29 69.98, 175.19 78.85 0.37 48
3 10/18/2020 14:42:12 70.25, -43.80 80.07 10/18/2020 14:40:59 70.29, -44.14 80.11 13.16 73
4 10/18/2020 15:31:44 -70.04, 123.52 100.14 10/18/2020 15:31:38 -70.04, 123.57 100.13 1.69 6
5 10/18/2020 16:21:11 69.92, -68.99 79.77 10/18/2020 16:22:22 69.92, -68.96 79.77 1.28 71
6 10/21/2020 06:58:43 70.14, 71.92 80.92 10/21/2020 06:57:50 70.13, 71.88 80.91 1.92 53
7 10/21/2020 07:48:13 -70.04,-120.59 99.18 10/21/2020 07:48:32 -70.04,-120.66 99.17 2.64 19
8 10/21/2020 08:37:55 69.09, 45.78 79.90 10/21/2020 08:39:01 69.13, 47.96 79.94 86.82 66
9 10/23/2020 23:15:12 70.08,-172.28 81.80 10/23/2020 23:14:42 70.08,-172.28 81.80 0.26 30
10 10/24/2020 00:04:42 -69.98, -4.79 98.30 10/24/2020 00:05:24 -69.99, -4.82 98.29 1.15 42
11 10/26/2020 14:42:09 -70.46, 136.50 96.92 10/26/2020 14:40:58 -70.51, 135.52 96.87 37.07 71
12 10/26/2020 15:31:42 70.02, -56.49 82.65 10/26/2020 15:31:35 70.03, -56.44 82.67 2.97 7
13 10/26/2020 16:21:12 -69.92, 111.00 97.44 10/26/2020 16:22:17 -69.94, 111.03 97.42 2.58 65

Figure of LANDSAT-8 and NPP satellite orbits during SNOs since TLE Epoch: 10/13/2020
SNOs_Map_LANDSAT-8_NPP_20201014.jpg

Download SNOs between LANDSAT-8 and NPP since TLE EPOCH: 10/13/2020 in txt file.

Historical Predications of SNOs between LANDSAT-8 and NPP