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: 3/17/2021
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 03/19/2021 14:41:39 -70.39, 136.34 109.33 03/19/2021 14:40:27 -70.45, 135.55 109.22 30.29 72
2 03/19/2021 15:31:10 70.07, -56.48 70.35 03/19/2021 15:31:06 70.07, -56.53 70.36 2.18 4
3 03/19/2021 16:20:40 -69.95, 111.00 109.77 03/19/2021 16:21:47 -69.94, 110.98 109.80 1.93 67
4 03/22/2021 06:58:10 -70.12,-108.16 110.65 03/22/2021 06:57:14 -70.12,-108.14 110.64 0.93 56
5 03/22/2021 07:47:37 70.02, 59.33 69.24 03/22/2021 07:47:58 69.99, 59.35 69.22 2.55 21
6 03/22/2021 08:37:19 -69.25,-134.08 111.51 03/22/2021 08:38:27 -69.22,-132.21 111.60 73.76 68
7 03/24/2021 23:14:38 -70.07, 7.65 111.76 03/24/2021 23:14:08 -70.10, 7.66 111.73 2.72 30
8 03/25/2021 00:04:05 69.96, 175.14 68.13 03/25/2021 00:04:52 69.98, 175.15 68.14 1.80 47
9 03/27/2021 14:41:34 70.23, -43.87 67.36 03/27/2021 14:40:22 70.27, -44.15 67.42 11.54 72
10 03/27/2021 15:31:05 -70.07, 123.53 112.81 03/27/2021 15:31:02 -70.08, 123.46 112.80 2.91 3
11 03/27/2021 16:20:33 69.90, -69.06 67.01 03/27/2021 16:21:45 69.91, -68.97 67.01 3.54 72
12 03/30/2021 06:58:03 70.11, 71.84 66.19 03/30/2021 06:57:13 70.10, 71.88 66.19 1.89 50
13 03/30/2021 07:47:33 -70.01,-120.67 113.92 03/30/2021 07:47:55 -70.01,-120.66 113.92 0.53 22

Figure of LANDSAT-8 and NPP satellite orbits during SNOs since TLE Epoch: 3/17/2021
SNOs_Map_LANDSAT-8_NPP_20210317.jpg

Download SNOs between LANDSAT-8 and NPP since TLE EPOCH: 03/17/2021 in txt file.

Historial Predications of SNOs between LANDSAT-8 and NPP