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: 2/19/2021
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 02/20/2021 23:14:57 -70.07, 7.65 99.33 02/20/2021 23:14:15 -70.05, 7.71 99.34 3.36 42
2 02/21/2021 00:04:24 69.98, 175.16 80.57 02/21/2021 00:05:00 69.99, 175.11 80.58 2.36 36
3 02/23/2021 14:41:48 70.58, -43.37 80.19 02/23/2021 14:40:38 70.68, -44.82 80.36 54.71 70
4 02/23/2021 15:31:25 -70.03, 123.46 100.35 02/23/2021 15:31:09 -70.06, 123.47 100.32 3.44 16
5 02/23/2021 16:20:52 69.92, -69.04 79.54 02/23/2021 16:21:53 69.95, -69.05 79.56 2.40 61
6 02/26/2021 06:58:24 70.09, 71.79 78.72 02/26/2021 06:57:21 70.11, 71.85 78.75 3.29 63
7 02/26/2021 07:47:53 -70.03,-120.65 101.35 02/26/2021 07:48:03 -70.01,-120.69 101.36 2.28 10
8 02/26/2021 08:37:29 69.43, 46.17 78.08 02/26/2021 08:38:38 69.42, 47.49 78.01 51.72 69
9 02/28/2021 23:14:52 70.08,-172.33 77.70 02/28/2021 23:14:15 70.07,-172.32 77.70 1.59 37
10 03/01/2021 00:04:22 -69.97, -4.85 102.42 03/01/2021 00:04:57 -69.97, -4.85 102.42 0.24 35
11 03/03/2021 14:41:45 -70.62, 136.69 102.80 03/03/2021 14:40:35 -70.66, 135.21 102.69 54.89 70
12 03/03/2021 15:31:21 70.02, -56.54 76.62 03/03/2021 15:31:09 70.03, -56.49 76.63 2.42 12
13 03/03/2021 16:20:51 -69.91, 110.95 103.50 03/03/2021 16:21:51 -69.93, 110.98 103.49 2.46 60

Figure of LANDSAT-8 and NPP satellite orbits during SNOs since TLE Epoch: 2/19/2021
SNOs_Map_LANDSAT-8_NPP_20210219.jpg

Download SNOs between LANDSAT-8 and NPP since TLE EPOCH: 02/19/2021 in txt file.

Historial Predications of SNOs between LANDSAT-8 and NPP