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: 3/15/2021
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 03/16/2021 23:14:42 70.11,-172.30 71.46 03/16/2021 23:14:12 70.09,-172.35 71.45 2.37 30
2 03/17/2021 00:04:12 -69.99, -4.83 108.67 03/17/2021 00:04:53 -69.96, -4.83 108.71 3.35 41
3 03/19/2021 14:41:39 -70.39, 136.34 109.33 03/19/2021 14:40:27 -70.45, 135.56 109.23 30.19 72
4 03/19/2021 15:31:10 70.06, -56.48 70.35 03/19/2021 15:31:06 70.07, -56.54 70.36 2.19 4
5 03/19/2021 16:20:40 -69.95, 110.99 109.78 03/19/2021 16:21:47 -69.93, 110.98 109.80 1.70 67
6 03/22/2021 06:58:11 -70.12,-108.16 110.65 03/22/2021 06:57:15 -70.11,-108.14 110.65 1.11 56
7 03/22/2021 07:47:38 70.01, 59.33 69.23 03/22/2021 07:47:59 69.99, 59.35 69.22 2.05 21
8 03/22/2021 08:37:19 -69.24,-134.08 111.51 03/22/2021 08:38:27 -69.22,-132.20 111.61 74.17 68
9 03/24/2021 23:14:38 -70.07, 7.64 111.76 03/24/2021 23:14:08 -70.09, 7.67 111.73 3.00 30
10 03/25/2021 00:04:05 69.95, 175.13 68.12 03/25/2021 00:04:52 69.97, 175.16 68.13 2.64 47
11 03/27/2021 14:41:34 70.22, -43.89 67.34 03/27/2021 14:40:21 70.21, -44.06 67.35 6.26 73
12 03/27/2021 15:31:05 -70.06, 123.52 112.83 03/27/2021 15:31:02 -70.07, 123.48 112.81 1.81 3
13 03/27/2021 16:20:33 69.89, -69.08 67.00 03/27/2021 16:21:45 69.90, -68.96 67.00 4.83 72

Figure of LANDSAT-8 and NPP satellite orbits during SNOs since TLE Epoch: 3/15/2021
SNOs_Map_LANDSAT-8_NPP_20210315.jpg

Download SNOs between LANDSAT-8 and NPP since TLE EPOCH: 03/15/2021 in txt file.

Historial Predications of SNOs between LANDSAT-8 and NPP