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: 6/16/2021
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 06/18/2021 06:58:15 70.06, 71.80 46.60 06/18/2021 06:57:36 70.07, 71.87 46.61 2.86 39
2 06/18/2021 07:47:44 -70.00,-120.65 133.47 06/18/2021 07:48:18 -69.97,-120.67 133.49 2.58 34
3 06/20/2021 22:25:09 -70.64, 20.89 132.87 06/20/2021 22:23:59 -70.68, 19.36 132.78 56.36 70
4 06/20/2021 23:14:45 70.04,-172.33 46.56 06/20/2021 23:14:33 70.04,-172.33 46.56 0.38 12
5 06/21/2021 00:04:15 -69.93, -4.86 133.55 06/21/2021 00:05:15 -69.94, -4.86 133.54 1.27 60
6 06/23/2021 14:41:48 -70.13, 136.03 133.33 06/23/2021 14:40:46 -70.13, 136.00 133.33 1.43 62
7 06/23/2021 15:31:15 70.03, -56.47 46.57 06/23/2021 15:31:30 70.02, -56.53 46.56 2.28 15
8 06/23/2021 16:20:54 -69.43, 110.33 134.01 06/23/2021 16:22:03 -69.44, 111.64 134.04 51.38 69
9 06/26/2021 06:58:18 -70.06,-108.19 133.33 06/26/2021 06:57:41 -70.05,-108.12 133.33 3.09 37
10 06/26/2021 07:47:45 69.95, 59.30 46.57 06/26/2021 07:48:25 69.94, 59.35 46.56 2.27 40
11 06/28/2021 22:25:14 70.36,-159.51 47.09 06/28/2021 22:24:02 70.45,-160.29 47.21 30.85 72
12 06/28/2021 23:14:48 -70.04, 7.66 133.22 06/28/2021 23:14:38 -70.03, 7.68 133.23 1.51 10
13 06/29/2021 00:04:15 69.93, 175.15 46.68 06/29/2021 00:05:22 69.92, 175.15 46.66 0.55 67

Figure of LANDSAT-8 and NPP satellite orbits during SNOs since TLE Epoch: 6/16/2021
SNOs_Map_LANDSAT-8_NPP_20210616.jpg

Download SNOs between LANDSAT-8 and NPP since TLE EPOCH: 06/16/2021 in txt file.

Historial Predications of SNOs between LANDSAT-8 and NPP