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: 1/5/2021
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 01/06/2021 15:31:38 -70.06, 123.53 87.57 01/06/2021 15:31:10 -70.07, 123.49 87.55 2.36 28
2 01/06/2021 16:21:05 69.95, -68.97 92.33 01/06/2021 16:21:54 69.96, -69.03 92.33 2.39 49
3 01/09/2021 06:58:36 70.16, 71.93 92.19 01/09/2021 06:57:24 70.19, 71.75 92.23 7.25 72
4 01/09/2021 07:48:07 -70.00,-120.67 87.98 01/09/2021 07:48:04 -69.99,-120.62 87.99 2.31 3
5 01/09/2021 08:37:35 69.84, 46.75 91.86 01/09/2021 08:38:47 69.83, 46.93 91.84 7.31 72
6 01/11/2021 23:15:04 70.10,-172.28 91.72 01/11/2021 23:14:17 70.11,-172.36 91.75 3.40 47
7 01/12/2021 00:04:34 -69.99, -4.80 88.39 01/12/2021 00:04:58 -69.96, -4.81 88.42 3.32 24
8 01/14/2021 14:41:51 -70.95, 137.23 87.91 01/14/2021 14:40:44 -71.03, 134.62 87.74 94.83 67
9 01/14/2021 15:31:33 70.02, -56.50 91.20 01/14/2021 15:31:11 70.04, -56.48 91.22 1.80 22
10 01/14/2021 16:21:03 -69.92, 110.99 88.91 01/14/2021 16:21:53 -69.93, 111.00 88.91 1.64 50
11 01/17/2021 06:58:34 -70.12,-108.13 89.21 01/17/2021 06:57:22 -70.12,-108.14 89.20 0.34 72
12 01/17/2021 07:48:01 70.00, 59.35 90.67 01/17/2021 07:48:06 70.02, 59.32 90.69 2.29 5
13 01/17/2021 08:37:33 -69.79,-133.31 89.54 01/17/2021 08:38:45 -69.75,-132.97 89.60 13.87 72

Figure of LANDSAT-8 and NPP satellite orbits during SNOs since TLE Epoch: 1/5/2021
SNOs_Map_LANDSAT-8_NPP_20210105.jpg

Download SNOs between LANDSAT-8 and NPP since TLE EPOCH: 01/05/2021 in txt file.

Historial Predications of SNOs between LANDSAT-8 and NPP