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: 8/8/2021
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 08/10/2021 14:42:03 -70.09, 135.97 125.32 08/10/2021 14:41:18 -70.06, 136.01 125.34 3.28 45
2 08/10/2021 15:31:30 69.98, -56.53 54.59 08/10/2021 15:32:03 69.98, -56.57 54.60 1.49 33
3 08/13/2021 06:08:53 70.74, 85.18 56.10 08/13/2021 06:07:45 70.78, 83.31 56.22 68.84 68
4 08/13/2021 06:58:34 -70.03,-108.22 124.57 08/13/2021 06:58:14 -70.02,-108.15 124.58 3.12 20
5 08/13/2021 07:48:01 69.92, 59.27 55.34 08/13/2021 07:48:59 69.95, 59.26 55.36 2.71 58
6 08/15/2021 22:25:34 70.13,-159.84 56.34 08/15/2021 22:24:29 70.12,-159.86 56.34 1.70 65
7 08/15/2021 23:15:04 -70.03, 7.65 123.74 08/15/2021 23:15:11 -70.03, 7.59 123.74 2.31 7
8 08/16/2021 00:04:38 69.53, 174.61 55.79 08/16/2021 00:05:48 69.54, 175.63 55.76 39.82 70
9 08/18/2021 14:42:05 70.06, -44.05 57.14 08/18/2021 14:41:25 70.08, -44.04 57.16 1.95 40
10 08/18/2021 15:31:35 -69.97, 123.45 122.95 08/18/2021 15:32:07 -69.99, 123.42 122.93 2.69 32
11 08/21/2021 06:08:57 -70.72, -94.86 121.38 08/21/2021 06:07:48 -70.79, -96.70 121.24 68.23 69
12 08/21/2021 06:58:34 70.05, 71.81 58.00 08/21/2021 06:58:20 70.05, 71.78 58.00 1.28 14
13 08/21/2021 07:48:04 -69.96,-120.69 122.09 08/21/2021 07:49:02 -69.95,-120.76 122.09 2.68 58

Figure of LANDSAT-8 and NPP satellite orbits during SNOs since TLE Epoch: 8/8/2021
SNOs_Map_LANDSAT-8_NPP_20210808.jpg

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

Historial Predications of SNOs between LANDSAT-8 and NPP