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: 8/4/2021
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 08/05/2021 06:08:50 -70.85, -94.65 126.10 08/05/2021 06:07:42 -70.92, -96.89 125.94 82.05 68
2 08/05/2021 06:58:30 70.04, 71.79 53.14 08/05/2021 06:58:12 70.06, 71.79 53.16 2.10 18
3 08/05/2021 07:48:00 -69.93,-120.73 126.96 08/05/2021 07:48:53 -69.92,-120.69 126.97 1.47 53
4 08/07/2021 22:25:32 -70.15, 20.19 126.02 08/07/2021 22:24:23 -70.14, 20.13 126.03 3.13 69
5 08/07/2021 23:15:00 69.99,-172.39 53.83 08/07/2021 23:15:07 70.01,-172.38 53.86 2.58 7
6 08/08/2021 00:04:33 -69.72, -5.14 126.42 08/08/2021 00:05:45 -69.72, -4.62 126.45 19.99 72
7 08/10/2021 14:42:03 -70.11, 136.00 125.30 08/10/2021 14:41:19 -70.09, 135.96 125.30 2.30 44
8 08/10/2021 15:31:30 69.99, -56.51 54.61 08/10/2021 15:32:03 69.97, -56.55 54.58 2.96 33
9 08/13/2021 06:08:54 70.70, 85.13 56.07 08/13/2021 06:07:45 70.77, 83.33 56.21 66.31 69
10 08/13/2021 06:58:34 -70.06,-108.19 124.55 08/13/2021 06:58:15 -70.05,-108.21 124.55 1.00 19
11 08/13/2021 07:48:01 69.94, 59.29 55.36 08/13/2021 07:48:59 69.93, 59.28 55.34 1.09 58
12 08/15/2021 22:25:35 70.10,-159.88 56.31 08/15/2021 22:24:29 70.10,-159.84 56.33 1.85 66
13 08/15/2021 23:15:05 -70.00, 7.61 123.77 08/15/2021 23:15:11 -70.01, 7.62 123.76 0.89 6
14 08/16/2021 00:04:38 69.55, 174.64 55.81 08/16/2021 00:05:48 69.52, 175.65 55.74 39.59 70

Figure of LANDSAT-8 and NPP satellite orbits during SNOs since TLE Epoch: 8/4/2021
SNOs_Map_LANDSAT-8_NPP_20210804.jpg

Download SNOs between LANDSAT-8 and NPP since TLE EPOCH: 08/04/2021 in txt file.

Historial Predications of SNOs between LANDSAT-8 and NPP