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: 12/17/2021
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 12/19/2021 06:09:15 70.18, 84.31 93.51 12/19/2021 06:08:14 70.20, 84.28 93.54 2.77 61
2 12/19/2021 06:58:45 -70.07,-108.22 86.61 12/19/2021 06:58:55 -70.07,-108.20 86.60 0.54 10
3 12/19/2021 07:48:21 69.47, 58.60 92.81 12/19/2021 07:49:30 69.47, 59.99 92.79 54.40 69
4 12/21/2021 22:25:44 70.14,-159.86 93.50 12/21/2021 22:25:05 70.15,-159.87 93.51 1.07 39
5 12/21/2021 23:15:14 -70.04, 7.62 86.61 12/21/2021 23:15:46 -70.02, 7.66 86.63 2.40 32
6 12/24/2021 13:52:34 -70.87, 149.45 85.83 12/24/2021 13:51:25 -70.90, 147.41 85.74 74.32 69
7 12/24/2021 14:42:13 70.10, -44.04 93.43 12/24/2021 14:41:56 70.11, -44.01 93.44 1.29 17
8 12/24/2021 15:31:43 -70.00, 123.44 86.68 12/24/2021 15:32:38 -70.02, 123.44 86.66 2.91 55
9 12/27/2021 06:09:14 -70.16, -95.72 86.60 12/27/2021 06:08:02 -70.17, -95.64 86.58 2.94 72
10 12/27/2021 06:58:41 70.05, 71.77 93.30 12/27/2021 06:58:46 70.06, 71.84 93.31 2.85 5
11 12/27/2021 07:48:13 -69.84,-120.90 86.92 12/27/2021 07:49:25 -69.81,-120.47 86.96 16.40 72
12 12/29/2021 22:25:42 -70.16, 20.17 86.74 12/29/2021 22:24:54 -70.18, 20.13 86.71 2.34 48
13 12/29/2021 23:15:09 70.05,-172.35 93.15 12/29/2021 23:15:38 70.07,-172.40 93.18 3.09 29

Figure of LANDSAT-8 and NPP satellite orbits during SNOs since TLE Epoch: 12/17/2021
SNOs_Map_LANDSAT-8_NPP_20211217.jpg

Download SNOs between LANDSAT-8 and NPP since TLE EPOCH: 12/17/2021 in txt file.

Historial Predications of SNOs between LANDSAT-8 and NPP