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: 11/18/2020
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 11/19/2020 14:42:00 70.83, -42.95 90.38 11/19/2020 14:40:52 70.88, -45.08 90.43 78.06 68
2 11/19/2020 15:31:42 -70.06, 123.55 90.39 11/19/2020 15:31:20 -70.06, 123.53 90.39 1.04 22
3 11/19/2020 16:21:09 69.96, -68.95 89.52 11/19/2020 16:22:04 69.94, -68.97 89.50 2.25 55
4 11/22/2020 06:58:43 70.11, 71.86 90.24 11/22/2020 06:57:31 70.12, 71.90 90.26 2.27 72
5 11/22/2020 07:48:12 -70.00,-120.66 89.87 11/22/2020 07:48:11 -69.99,-120.58 89.87 3.01 1
6 11/22/2020 08:37:41 69.78, 46.68 89.93 11/22/2020 08:38:53 69.76, 47.07 89.91 14.98 72
7 11/24/2020 23:15:12 70.09,-172.28 90.77 11/24/2020 23:14:23 70.11,-172.31 90.79 1.94 49
8 11/25/2020 00:04:42 -69.99, -4.80 89.34 11/25/2020 00:05:04 -69.97, -4.78 89.35 1.69 22
9 11/27/2020 15:31:42 70.07, -56.44 91.25 11/27/2020 15:31:15 70.04, -56.43 91.22 3.30 27
10 11/27/2020 16:21:12 -69.97, 111.05 88.86 11/27/2020 16:21:57 -69.96, 111.02 88.87 2.01 45
11 11/30/2020 06:58:41 -70.38,-107.76 88.01 11/30/2020 06:57:29 -70.41,-108.53 87.97 29.04 72
12 11/30/2020 07:48:12 70.05, 59.41 91.67 11/30/2020 07:48:08 70.03, 59.36 91.66 2.34 4
13 11/30/2020 08:37:43 -69.89,-133.18 88.48 11/30/2020 08:38:49 -69.89,-133.11 88.48 2.61 66

Figure of LANDSAT-8 and NPP satellite orbits during SNOs since TLE Epoch: 11/18/2020
SNOs_Map_LANDSAT-8_NPP_20201118.jpg

Download SNOs between LANDSAT-8 and NPP since TLE EPOCH: 11/18/2020 in txt file.

Historical Predications of SNOs between LANDSAT-8 and NPP