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: 1/18/2021
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 01/19/2021 23:15:02 -70.06, 7.66 89.82 01/19/2021 23:14:16 -70.07, 7.70 89.80 2.27 46
2 01/20/2021 00:04:29 69.95, 175.16 90.08 01/20/2021 00:05:00 69.96, 175.17 90.08 1.15 31
3 01/22/2021 14:41:49 70.74, -43.08 90.25 01/22/2021 14:40:41 70.78, -44.98 90.37 69.78 68
4 01/22/2021 15:31:30 -70.03, 123.50 90.44 01/22/2021 15:31:11 -70.05, 123.50 90.41 2.64 19
5 01/22/2021 16:20:57 69.92, -69.00 89.45 01/22/2021 16:21:55 69.95, -69.04 89.47 3.02 58
6 01/25/2021 06:58:28 70.11, 71.86 89.01 01/25/2021 06:57:23 70.09, 71.89 89.00 2.30 65
7 01/25/2021 07:47:58 -70.00,-120.66 91.11 01/25/2021 07:48:05 -69.98,-120.63 91.12 1.71 7
8 01/25/2021 08:37:32 69.50, 46.31 88.42 01/25/2021 08:38:42 69.51, 47.38 88.38 41.68 70
9 01/27/2021 23:14:55 70.07,-172.31 88.29 01/27/2021 23:14:17 70.08,-172.32 88.31 1.51 38
10 01/28/2021 00:04:25 -69.96, -4.82 91.83 01/28/2021 00:04:59 -69.97, -4.84 91.82 1.58 34
11 01/30/2021 14:41:47 -70.63, 136.75 91.90 01/30/2021 14:40:37 -70.64, 135.25 91.81 55.27 70
12 01/30/2021 15:31:23 70.02, -56.48 87.53 01/30/2021 15:31:11 70.02, -56.46 87.53 0.77 12
13 01/30/2021 16:20:53 -69.92, 111.00 92.59 01/30/2021 16:21:53 -69.91, 111.02 92.60 0.94 60

Figure of LANDSAT-8 and NPP satellite orbits during SNOs since TLE Epoch: 1/18/2021
SNOs_Map_LANDSAT-8_NPP_20210118.jpg

Download SNOs between LANDSAT-8 and NPP since TLE EPOCH: 01/18/2021 in txt file.

Historial Predications of SNOs between LANDSAT-8 and NPP