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: 12/4/2021
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 12/05/2021 22:25:47 70.11,-159.91 92.49 12/05/2021 22:25:23 70.13,-159.88 92.51 2.72 24
2 12/05/2021 23:15:17 -70.00, 7.57 87.62 12/05/2021 23:16:04 -70.00, 7.64 87.62 2.77 47
3 12/08/2021 13:52:47 -70.32, 148.63 87.01 12/08/2021 13:51:34 -70.40, 148.18 86.93 18.96 73
4 12/08/2021 14:42:16 70.10, -44.04 92.78 12/08/2021 14:42:15 70.12, -44.08 92.80 2.59 1
5 12/08/2021 15:31:46 -70.00, 123.44 87.33 12/08/2021 15:32:56 -69.99, 123.44 87.34 1.00 70
6 12/11/2021 06:09:18 -70.20, -95.67 86.89 12/11/2021 06:08:22 -70.18, -95.70 86.91 2.71 56
7 12/11/2021 06:58:45 70.09, 71.82 93.01 12/11/2021 06:59:06 70.06, 71.79 92.98 3.26 21
8 12/11/2021 07:48:27 -69.33,-121.59 87.75 12/11/2021 07:49:35 -69.29,-119.76 87.80 72.02 68
9 12/13/2021 22:25:47 -70.13, 20.11 86.77 12/13/2021 22:25:12 -70.12, 20.17 86.77 2.45 35
10 12/13/2021 23:15:14 70.01,-172.41 93.12 12/13/2021 23:15:56 70.00,-172.35 93.12 2.49 42
11 12/16/2021 13:52:40 70.53, -31.06 93.77 12/16/2021 13:51:29 70.57, -32.08 93.83 38.25 71
12 12/16/2021 14:42:16 -70.10, 135.95 86.66 12/16/2021 14:42:04 -70.12, 135.95 86.64 1.81 12
13 12/16/2021 15:31:43 69.98, -56.57 93.23 12/16/2021 15:32:48 70.00, -56.57 93.25 2.43 65

Figure of LANDSAT-8 and NPP satellite orbits during SNOs since TLE Epoch: 12/4/2021
SNOs_Map_LANDSAT-8_NPP_20211204.jpg

Download SNOs between LANDSAT-8 and NPP since TLE EPOCH: 12/04/2021 in txt file.

Historial Predications of SNOs between LANDSAT-8 and NPP