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: 5/20/2020
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 05/22/2020 06:08:05 71.07, 85.71 50.49 05/22/2020 06:06:59 71.08, 82.97 50.56 98.87 66
2 05/22/2020 06:57:51 -70.09,-108.13 130.48 05/22/2020 06:57:24 -70.09,-108.12 130.48 0.69 27
3 05/22/2020 07:47:18 69.98, 59.36 49.41 05/22/2020 07:48:08 69.98, 59.36 49.40 0.72 50
4 05/24/2020 22:24:50 70.23,-159.68 49.17 05/24/2020 22:23:38 70.25,-159.91 49.20 9.06 72
5 05/24/2020 23:14:21 -70.07, 7.73 131.00 05/24/2020 23:14:18 -70.05, 7.72 131.02 2.78 3
6 05/25/2020 00:03:49 69.91, 175.14 48.84 05/25/2020 00:05:01 69.89, 175.27 48.81 5.46 72
7 05/27/2020 14:41:22 70.10, -43.99 48.58 05/27/2020 14:40:30 70.11, -43.92 48.60 3.27 52
8 05/27/2020 15:30:52 -70.00, 123.50 131.53 05/27/2020 15:31:12 -70.01, 123.55 131.51 2.61 20
9 05/27/2020 16:20:34 69.05, -70.13 47.56 05/27/2020 16:21:40 69.05, -67.75 47.50 94.46 66
10 05/30/2020 06:57:52 70.07, 71.85 48.14 05/30/2020 06:57:24 70.08, 71.91 48.16 2.51 28
11 05/30/2020 07:47:22 -69.97,-120.66 131.96 05/30/2020 07:48:06 -69.97,-120.62 131.96 1.57 44
12 06/01/2020 22:24:50 -70.37, 20.53 131.92 06/01/2020 22:23:38 -70.41, 19.86 131.86 25.16 72
13 06/01/2020 23:14:21 70.03,-172.31 47.75 06/01/2020 23:14:17 70.04,-172.27 47.76 2.04 4
14 06/02/2020 00:03:51 -69.94, -4.82 132.35 06/02/2020 00:04:59 -69.94, -4.79 132.36 0.97 68

Figure of LANDSAT-8 and NPP satellite orbits during SNOs since TLE Epoch: 5/20/2020
SNOs_Map_LANDSAT-8_NPP_20200520.jpg

Download SNOs between LANDSAT-8 and NPP since TLE EPOCH: 05/20/2020 in txt file.

Historical Predictions of SNOs between LANDSAT-8 and NPP

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service