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: 7/6/2021
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 07/06/2021 22:25:18 -70.26, 20.35 132.36 07/06/2021 22:24:05 -70.34, 19.86 132.25 20.44 73
2 07/06/2021 23:14:48 70.00,-172.39 47.39 07/06/2021 23:14:45 70.01,-172.32 47.41 3.16 3
3 07/07/2021 00:04:17 -69.93, -4.84 132.66 07/07/2021 00:05:27 -69.92, -4.87 132.68 1.59 70
4 07/09/2021 14:41:50 -70.11, 136.02 132.19 07/09/2021 14:40:58 -70.12, 135.98 132.18 1.50 52
5 07/09/2021 15:31:17 70.01, -56.48 47.72 07/09/2021 15:31:42 70.00, -56.53 47.71 2.12 25
6 07/09/2021 16:21:02 -69.07, 109.88 133.16 07/09/2021 16:22:08 -69.06, 112.15 133.27 89.93 66
7 07/12/2021 06:08:35 71.00, 85.59 49.01 07/12/2021 06:07:29 71.03, 82.95 49.15 95.69 66
8 07/12/2021 06:58:20 -70.07,-108.16 131.87 07/12/2021 06:57:54 -70.05,-108.15 131.89 2.37 26
9 07/12/2021 07:47:47 69.96, 59.33 48.03 07/12/2021 07:48:38 69.93, 59.34 48.00 3.52 51
10 07/14/2021 22:25:20 70.13,-159.83 48.58 07/14/2021 22:24:09 70.13,-159.82 48.59 0.20 71
11 07/14/2021 23:14:50 -70.02, 7.66 131.52 07/14/2021 23:14:51 -70.03, 7.64 131.50 1.38 1
12 07/15/2021 00:04:20 69.74, 174.92 48.23 07/15/2021 00:05:32 69.76, 175.36 48.22 17.08 72
13 07/17/2021 14:41:49 70.07, -44.02 48.97 07/17/2021 14:41:04 70.06, -43.96 48.97 2.69 45
14 07/17/2021 15:31:19 -69.97, 123.47 131.12 07/17/2021 15:31:46 -69.97, 123.50 131.13 1.44 27

Figure of LANDSAT-8 and NPP satellite orbits during SNOs since TLE Epoch: 7/6/2021
SNOs_Map_LANDSAT-8_NPP_20210706.jpg

Download SNOs between LANDSAT-8 and NPP since TLE EPOCH: 07/06/2021 in txt file.

Historial Predications of SNOs between LANDSAT-8 and NPP