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: 1/16/2021
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 01/17/2021 06:58:34 -70.12,-108.13 89.21 01/17/2021 06:57:22 -70.11,-108.13 89.21 1.43 72
2 01/17/2021 07:48:01 70.02, 59.37 90.69 01/17/2021 07:48:06 70.00, 59.35 90.67 2.44 5
3 01/17/2021 08:37:33 -69.79,-133.31 89.54 01/17/2021 08:38:46 -69.80,-133.03 89.55 10.79 73
4 01/19/2021 23:15:01 -70.10, 7.72 89.78 01/19/2021 23:14:16 -70.08, 7.68 89.79 2.17 45
5 01/20/2021 00:04:28 69.99, 175.22 90.12 01/20/2021 00:05:00 69.98, 175.15 90.10 3.06 32
6 01/22/2021 14:41:49 70.73, -43.10 90.24 01/22/2021 14:40:40 70.75, -44.92 90.33 66.60 69
7 01/22/2021 15:31:30 -70.02, 123.49 90.46 01/22/2021 15:31:10 -70.01, 123.56 90.46 2.75 20
8 01/22/2021 16:20:57 69.91, -69.02 89.44 01/22/2021 16:21:54 69.91, -68.98 89.43 1.64 57
9 01/25/2021 06:58:28 70.09, 71.84 88.99 01/25/2021 06:57:23 70.10, 71.87 89.01 1.66 65
10 01/25/2021 07:47:58 -69.98,-120.68 91.12 01/25/2021 07:48:05 -69.99,-120.65 91.11 1.67 7
11 01/25/2021 08:37:32 69.48, 46.29 88.40 01/25/2021 08:38:42 69.52, 47.36 88.39 42.00 70
12 01/27/2021 23:14:56 70.05,-172.33 88.27 01/27/2021 23:14:17 70.04,-172.26 88.27 3.14 39
13 01/28/2021 00:04:26 -69.94, -4.84 91.84 01/28/2021 00:04:59 -69.93, -4.78 91.86 3.25 33

Figure of LANDSAT-8 and NPP satellite orbits during SNOs since TLE Epoch: 1/16/2021
SNOs_Map_LANDSAT-8_NPP_20210116.jpg

Download SNOs between LANDSAT-8 and NPP since TLE EPOCH: 01/16/2021 in txt file.

Historial Predications of SNOs between LANDSAT-8 and NPP