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: 12/21/2021
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 12/21/2021 22:25:44 70.15,-159.86 93.50 12/21/2021 22:25:05 70.15,-159.86 93.51 0.22 39
2 12/21/2021 23:15:14 -70.03, 7.61 86.62 12/21/2021 23:15:46 -70.02, 7.66 86.63 2.42 32
3 12/24/2021 13:52:33 -70.85, 149.43 85.84 12/24/2021 13:51:24 -70.90, 147.40 85.74 73.92 69
4 12/24/2021 14:42:12 70.09, -44.05 93.42 12/24/2021 14:41:55 70.10, -44.01 93.43 2.04 17
5 12/24/2021 15:31:41 -70.04, 123.50 86.64 12/24/2021 15:32:37 -70.02, 123.43 86.65 3.10 56
6 12/27/2021 06:09:13 -70.19, -95.67 86.57 12/27/2021 06:08:02 -70.18, -95.66 86.57 1.46 71
7 12/27/2021 06:58:40 70.08, 71.82 93.33 12/27/2021 06:58:46 70.07, 71.83 93.31 2.21 6
8 12/27/2021 07:48:13 -69.81,-120.93 86.94 12/27/2021 07:49:25 -69.82,-120.49 86.95 17.11 72
9 12/29/2021 22:25:42 -70.12, 20.11 86.78 12/29/2021 22:24:53 -70.14, 20.18 86.75 3.70 49
10 12/29/2021 23:15:09 70.01,-172.40 93.12 12/29/2021 23:15:37 70.03,-172.33 93.14 3.45 28
11 01/01/2022 13:52:25 71.02, -30.30 93.91 01/01/2022 13:51:18 71.04, -32.80 94.00 90.44 67
12 01/01/2022 14:42:10 -70.09, 135.95 87.00 01/01/2022 14:41:44 -70.11, 136.02 86.98 2.94 26
13 01/01/2022 15:31:37 69.98, -56.56 92.89 01/01/2022 15:32:28 70.00, -56.51 92.91 3.02 51

Figure of LANDSAT-8 and NPP satellite orbits during SNOs since TLE Epoch: 12/21/2021
SNOs_Map_LANDSAT-8_NPP_20211221.jpg

Download SNOs between LANDSAT-8 and NPP since TLE EPOCH: 12/21/2021 in txt file.

Historial Predications of SNOs between LANDSAT-8 and NPP