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: 7/10/2021
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 07/12/2021 06:08:35 71.00, 85.60 49.02 07/12/2021 06:07:29 71.03, 82.96 49.15 95.77 66
2 07/12/2021 06:58:20 -70.07,-108.16 131.87 07/12/2021 06:57:54 -70.05,-108.15 131.89 2.15 26
3 07/12/2021 07:47:47 69.97, 59.34 48.04 07/12/2021 07:48:39 69.98, 59.26 48.05 3.34 52
4 07/14/2021 22:25:20 70.13,-159.82 48.59 07/14/2021 22:24:09 70.12,-159.82 48.59 0.91 71
5 07/14/2021 23:14:50 -70.02, 7.66 131.52 07/14/2021 23:14:51 -70.03, 7.63 131.50 1.69 1
6 07/15/2021 00:04:20 69.75, 174.92 48.24 07/15/2021 00:05:32 69.75, 175.36 48.22 16.91 72
7 07/17/2021 14:41:49 70.08, -44.01 48.98 07/17/2021 14:41:04 70.06, -43.95 48.97 2.96 45
8 07/17/2021 15:31:19 -69.97, 123.47 131.12 07/17/2021 15:31:46 -69.97, 123.50 131.12 1.17 27
9 07/20/2021 06:08:39 -70.84, -94.64 129.82 07/20/2021 06:07:31 -70.90, -96.84 129.67 80.14 68
10 07/20/2021 06:58:18 70.07, 71.86 49.46 07/20/2021 06:58:01 70.05, 71.83 49.44 3.00 17
11 07/20/2021 07:47:48 -69.97,-120.65 130.63 07/20/2021 07:48:43 -69.96,-120.72 130.65 3.11 55
12 07/22/2021 22:25:21 -70.13, 20.18 129.97 07/22/2021 22:24:13 -70.10, 20.21 129.99 3.05 68
13 07/22/2021 23:14:48 70.01,-172.34 49.93 07/22/2021 23:14:57 69.99,-172.31 49.91 2.73 9
14 07/23/2021 00:04:23 -69.64, -5.22 130.42 07/23/2021 00:05:34 -69.63, -4.46 130.47 29.54 71

Figure of LANDSAT-8 and NPP satellite orbits during SNOs since TLE Epoch: 7/10/2021
SNOs_Map_LANDSAT-8_NPP_20210710.jpg

Download SNOs between LANDSAT-8 and NPP since TLE EPOCH: 07/10/2021 in txt file.

Historial Predications of SNOs between LANDSAT-8 and NPP