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: 5/20/2022
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 05/20/2022 06:58:19 70.13, 71.92 50.06 05/20/2022 06:57:29 70.11, 71.96 50.04 3.01 50
2 05/20/2022 07:47:49 -70.02,-120.62 130.07 05/20/2022 07:48:11 -70.03,-120.59 130.06 1.43 22
3 05/22/2022 23:14:49 70.07,-172.29 49.46 05/22/2022 23:14:21 70.09,-172.22 49.48 3.22 28
4 05/23/2022 00:04:18 -70.01, -4.74 130.61 05/23/2022 00:05:03 -70.00, -4.77 130.62 1.82 45
5 05/25/2022 14:41:46 -70.42, 136.45 130.69 05/25/2022 14:40:34 -70.44, 135.70 130.64 28.19 72
6 05/25/2022 15:31:17 70.09, -56.37 48.99 05/25/2022 15:31:13 70.07, -56.41 48.97 2.71 4
7 05/25/2022 16:20:47 -69.98, 111.10 131.13 05/25/2022 16:21:55 -69.98, 111.05 131.14 2.27 68
8 05/28/2022 06:58:19 -70.14,-108.06 131.41 05/28/2022 06:57:20 -70.12,-108.01 131.43 3.28 59
9 05/28/2022 07:47:46 70.03, 59.43 48.48 05/28/2022 07:48:04 70.01, 59.46 48.46 2.59 18
10 05/28/2022 08:37:27 -69.32,-133.91 132.22 05/28/2022 08:38:35 -69.33,-132.22 132.25 66.23 68
11 05/30/2022 23:14:46 -70.11, 7.79 131.85 05/30/2022 23:14:11 -70.11, 7.78 131.84 0.41 35
12 05/31/2022 00:04:13 70.00, 175.28 48.04 05/31/2022 00:04:55 70.01, 175.25 48.05 1.74 42
13 06/02/2022 14:41:38 70.49, -43.40 48.17 06/02/2022 14:40:27 70.54, -44.42 48.25 38.17 71
14 06/02/2022 15:31:14 -70.06, 123.61 132.26 06/02/2022 15:31:02 -70.07, 123.64 132.25 1.52 12
15 06/02/2022 16:20:41 69.94, -68.91 47.63 06/02/2022 16:21:46 69.97, -68.90 47.65 2.75 65

Figure of LANDSAT-8 and NPP satellite orbits during SNOs since TLE Epoch: 5/20/2022
SNOs_Map_LANDSAT-8_NPP_20220520.jpg

Download SNOs between LANDSAT-8 and NPP since TLE EPOCH: 05/20/2022 in txt file.

Historial Predications of SNOs between LANDSAT-8 and NPP