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: 3/16/2021
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 03/16/2021 23:14:43 70.08,-172.34 71.43 03/16/2021 23:14:12 70.07,-172.31 71.42 1.86 31
2 03/17/2021 00:04:13 -69.96, -4.87 108.70 03/17/2021 00:04:54 -69.99, -4.87 108.68 2.83 41
3 03/19/2021 14:41:38 -70.41, 136.38 109.31 03/19/2021 14:40:26 -70.43, 135.59 109.25 29.35 72
4 03/19/2021 15:31:10 70.04, -56.52 70.32 03/19/2021 15:31:05 70.04, -56.50 70.33 1.20 5
5 03/19/2021 16:20:40 -69.92, 110.96 109.80 03/19/2021 16:21:46 -69.91, 111.02 109.83 2.88 66
6 03/22/2021 06:58:10 -70.15,-108.12 110.62 03/22/2021 06:57:15 -70.14,-108.18 110.62 2.49 55
7 03/22/2021 07:47:37 70.04, 59.37 69.26 03/22/2021 07:47:59 70.02, 59.31 69.25 3.10 22
8 03/22/2021 08:37:20 -69.22,-134.12 111.54 03/22/2021 08:38:27 -69.20,-132.17 111.63 76.84 67
9 03/24/2021 23:14:38 -70.10, 7.69 111.73 03/24/2021 23:14:08 -70.07, 7.70 111.76 3.35 30
10 03/25/2021 00:04:05 69.99, 175.17 68.15 03/25/2021 00:04:53 70.00, 175.11 68.16 2.95 48
11 03/27/2021 14:41:35 70.20, -43.92 67.33 03/27/2021 14:40:22 70.24, -44.11 67.39 8.58 73
12 03/27/2021 15:31:06 -70.04, 123.49 112.84 03/27/2021 15:31:02 -70.05, 123.51 112.83 1.02 4
13 03/27/2021 16:20:33 69.93, -69.03 67.04 03/27/2021 16:21:46 69.93, -69.01 67.03 1.08 73

Figure of LANDSAT-8 and NPP satellite orbits during SNOs since TLE Epoch: 3/16/2021
SNOs_Map_LANDSAT-8_NPP_20210316.jpg

Download SNOs between LANDSAT-8 and NPP since TLE EPOCH: 03/16/2021 in txt file.

Historial Predications of SNOs between LANDSAT-8 and NPP