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: 6/28/2021
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 06/28/2021 22:25:14 70.37,-159.49 47.10 06/28/2021 22:24:02 70.43,-160.26 47.19 29.64 72
2 06/28/2021 23:14:48 -70.04, 7.66 133.23 06/28/2021 23:14:38 -70.02, 7.69 133.24 1.68 10
3 06/29/2021 00:04:15 69.94, 175.17 46.69 06/29/2021 00:05:23 69.96, 175.09 46.70 3.52 68
4 07/01/2021 14:41:48 70.12, -43.97 47.03 07/01/2021 14:40:53 70.10, -43.98 47.01 3.06 55
5 07/01/2021 15:31:18 -70.01, 123.50 133.08 07/01/2021 15:31:35 -70.01, 123.48 133.08 1.16 17
6 07/01/2021 16:20:59 69.14, -70.04 46.10 07/01/2021 16:22:05 69.14, -67.96 46.02 82.34 66
7 07/04/2021 06:58:18 70.09, 71.87 47.22 07/04/2021 06:57:50 70.08, 71.81 47.22 2.34 28
8 07/04/2021 07:47:47 -69.98,-120.66 132.89 07/04/2021 07:48:31 -69.99,-120.73 132.88 3.01 44
9 07/06/2021 22:25:18 -70.27, 20.36 132.35 07/06/2021 22:24:05 -70.34, 19.86 132.25 20.38 73
10 07/06/2021 23:14:48 70.00,-172.38 47.39 07/06/2021 23:14:45 70.02,-172.33 47.42 3.35 3
11 07/07/2021 00:04:17 -69.95, -4.82 132.65 07/07/2021 00:05:27 -69.92, -4.87 132.68 2.96 70
12 07/09/2021 14:41:50 -70.12, 136.03 132.18 07/09/2021 14:40:58 -70.12, 135.97 132.17 2.36 52
13 07/09/2021 15:31:17 70.01, -56.48 47.72 07/09/2021 15:31:42 70.01, -56.56 47.73 2.78 25

Figure of LANDSAT-8 and NPP satellite orbits during SNOs since TLE Epoch: 6/28/2021
SNOs_Map_LANDSAT-8_NPP_20210628.jpg

Download SNOs between LANDSAT-8 and NPP since TLE EPOCH: 06/28/2021 in txt file.

Historial Predications of SNOs between LANDSAT-8 and NPP