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: 10/6/2021
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 10/08/2021 06:09:14 -70.55, -95.15 103.58 10/08/2021 06:08:03 -70.60, -96.41 103.52 47.07 71
2 10/08/2021 06:58:48 70.07, 71.80 75.96 10/08/2021 06:58:39 70.07, 71.73 75.96 2.69 9
3 10/08/2021 07:48:18 -69.95,-120.73 104.15 10/08/2021 07:49:20 -69.92,-120.72 104.18 3.48 62
4 10/10/2021 22:25:51 -70.16, 20.16 102.96 10/10/2021 22:24:50 -70.14, 20.09 102.97 3.25 61
5 10/10/2021 23:15:19 70.00,-172.42 76.90 10/10/2021 23:15:33 69.98,-172.36 76.88 3.24 14
6 10/11/2021 00:04:57 -69.45, -5.54 103.64 10/11/2021 00:06:07 -69.46, -4.27 103.63 49.77 70
7 10/13/2021 14:42:21 -70.08, 135.94 102.03 10/13/2021 14:41:44 -70.10, 135.92 102.01 1.72 37
8 10/13/2021 15:31:48 69.98, -56.57 77.89 10/13/2021 15:32:28 70.00, -56.61 77.91 2.47 40
9 10/16/2021 06:09:15 70.50, 84.79 79.38 10/16/2021 06:08:04 70.54, 83.69 79.42 40.91 71
10 10/16/2021 06:58:51 -70.06,-108.22 101.06 10/16/2021 06:58:39 -70.06,-108.25 101.05 1.35 12
11 10/16/2021 07:48:18 69.95, 59.28 78.85 10/16/2021 07:49:23 69.96, 59.21 78.86 2.68 65
12 10/18/2021 22:25:51 70.14,-159.86 79.99 10/18/2021 22:24:52 70.14,-159.91 79.99 1.85 59
13 10/18/2021 23:15:21 -70.03, 7.62 100.11 10/18/2021 23:15:34 -70.03, 7.57 100.11 1.97 13
14 10/19/2021 00:04:59 69.32, 174.29 79.19 10/19/2021 00:06:07 69.35, 175.89 79.23 62.93 68

Figure of LANDSAT-8 and NPP satellite orbits during SNOs since TLE Epoch: 10/6/2021
SNOs_Map_LANDSAT-8_NPP_20211006.jpg

Download SNOs between LANDSAT-8 and NPP since TLE EPOCH: 10/06/2021 in txt file.

Historial Predications of SNOs between LANDSAT-8 and NPP