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: 1/19/2021
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 23:15:03 -70.05, 7.65 89.83 01/19/2021 23:14:16 -70.07, 7.70 89.80 2.99 47
2 01/20/2021 00:04:30 69.95, 175.15 90.07 01/20/2021 00:05:00 69.96, 175.18 90.08 1.56 30
3 01/22/2021 14:41:50 70.82, -42.97 90.33 01/22/2021 14:40:42 70.83, -45.06 90.42 76.32 68
4 01/22/2021 15:31:32 -70.06, 123.53 90.42 01/22/2021 15:31:11 -70.05, 123.50 90.42 1.39 21
5 01/22/2021 16:20:59 69.95, -68.97 89.48 01/22/2021 16:21:55 69.94, -69.03 89.47 2.44 56
6 01/25/2021 06:58:32 70.11, 71.85 89.01 01/25/2021 06:57:24 70.13, 71.82 89.05 2.89 68
7 01/25/2021 07:48:02 -70.00,-120.67 91.11 01/25/2021 07:48:05 -69.98,-120.62 91.13 3.07 3
8 01/25/2021 08:37:34 69.62, 46.45 88.53 01/25/2021 08:38:45 69.66, 47.16 88.54 27.76 71
9 01/27/2021 23:15:01 70.05,-172.35 88.27 01/27/2021 23:14:17 70.07,-172.31 88.30 2.85 44
10 01/28/2021 00:04:31 -69.94, -4.87 91.84 01/28/2021 00:04:59 -69.97, -4.84 91.82 2.72 28
11 01/30/2021 14:41:50 -70.86, 137.08 91.67 01/30/2021 14:40:42 -70.89, 134.83 91.54 81.80 68
12 01/30/2021 15:31:30 70.04, -56.49 87.55 01/30/2021 15:31:12 70.07, -56.53 87.58 3.22 18
13 01/30/2021 16:21:00 -69.94, 111.00 92.57 01/30/2021 16:21:54 -69.96, 110.95 92.55 2.93 54

Figure of LANDSAT-8 and NPP satellite orbits during SNOs since TLE Epoch: 1/19/2021
SNOs_Map_LANDSAT-8_NPP_20210119.jpg

Download SNOs between LANDSAT-8 and NPP since TLE EPOCH: 01/19/2021 in txt file.

Historial Predications of SNOs between LANDSAT-8 and NPP