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: 6/8/2021
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 06/10/2021 06:58:13 -70.12,-108.12 132.98 06/10/2021 06:57:29 -70.09,-108.14 133.00 2.84 44
2 06/10/2021 07:47:41 69.96, 59.31 46.87 06/10/2021 07:48:13 69.98, 59.33 46.88 2.28 32
3 06/12/2021 22:25:04 70.73,-158.97 47.44 06/12/2021 22:23:55 70.77,-160.78 47.55 66.34 69
4 06/12/2021 23:14:44 -70.07, 7.69 133.20 06/12/2021 23:14:25 -70.04, 7.70 133.22 2.97 19
5 06/13/2021 00:04:11 69.91, 175.11 46.65 06/13/2021 00:05:08 69.93, 175.17 46.66 3.37 57
6 06/15/2021 14:41:44 70.12, -43.98 46.73 06/15/2021 14:40:39 70.15, -44.01 46.77 2.84 65
7 06/15/2021 15:31:14 -70.02, 123.50 133.38 06/15/2021 15:31:20 -69.99, 123.54 133.40 3.12 6
8 06/15/2021 16:20:48 69.52, -69.54 46.16 06/15/2021 16:21:58 69.57, -68.52 46.16 39.94 70
9 06/18/2021 06:58:14 70.12, 71.89 46.66 06/18/2021 06:57:35 70.10, 71.82 46.65 3.14 39
10 06/18/2021 07:47:44 -70.01,-120.63 133.45 06/18/2021 07:48:17 -70.00,-120.70 133.47 3.29 33
11 06/20/2021 22:25:08 -70.71, 21.00 132.80 06/20/2021 22:23:59 -70.79, 19.19 132.66 66.77 69
12 06/20/2021 23:14:45 70.05,-172.32 46.57 06/20/2021 23:14:31 70.06,-172.34 46.58 0.83 14
13 06/21/2021 00:04:15 -69.95, -4.83 133.53 06/21/2021 00:05:13 -69.95, -4.86 133.54 1.14 58

Figure of LANDSAT-8 and NPP satellite orbits during SNOs since TLE Epoch: 6/8/2021
SNOs_Map_LANDSAT-8_NPP_20210608.jpg

Download SNOs between LANDSAT-8 and NPP since TLE EPOCH: 06/08/2021 in txt file.

Historial Predications of SNOs between LANDSAT-8 and NPP