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: 5/19/2021
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 05/19/2021 22:24:49 -70.99, 21.43 129.08 05/19/2021 22:23:42 -71.03, 18.85 128.98 93.25 67
2 05/19/2021 23:14:31 70.07,-172.30 50.01 05/19/2021 23:14:10 70.08,-172.31 50.03 0.95 21
3 05/20/2021 00:04:01 -69.96, -4.82 130.11 05/20/2021 00:04:52 -69.98, -4.85 130.08 3.14 51
4 05/22/2021 14:41:34 -70.16, 136.06 130.44 05/22/2021 14:40:22 -70.18, 136.00 130.41 3.24 72
5 05/22/2021 15:31:01 70.05, -56.44 49.46 05/22/2021 15:31:06 70.07, -56.52 49.48 3.32 5
6 05/22/2021 16:20:33 -69.83, 110.88 130.76 05/22/2021 16:21:45 -69.81, 111.18 130.80 11.71 72
7 05/25/2021 06:58:06 -70.08,-108.17 131.00 05/25/2021 06:57:18 -70.11,-108.14 130.97 3.35 48
8 05/25/2021 07:47:33 69.98, 59.32 48.89 05/25/2021 07:48:02 70.00, 59.34 48.92 3.04 29
9 05/27/2021 22:24:54 70.87,-158.75 49.33 05/27/2021 22:23:47 70.94,-161.02 49.45 82.86 67
10 05/27/2021 23:14:37 -70.06, 7.68 131.48 05/27/2021 23:14:14 -70.05, 7.73 131.49 2.45 23
11 05/28/2021 00:04:04 69.95, 175.17 48.41 05/28/2021 00:04:58 69.94, 175.19 48.40 1.39 54
12 05/30/2021 14:41:38 70.13, -43.97 48.20 05/30/2021 14:40:29 70.14, -43.98 48.22 1.27 69
13 05/30/2021 15:31:08 -70.03, 123.52 131.91 05/30/2021 15:31:11 -70.04, 123.51 131.91 0.67 3
14 05/30/2021 16:20:39 69.70, -69.30 47.76 05/30/2021 16:21:50 69.67, -68.64 47.72 25.90 71

Figure of LANDSAT-8 and NPP satellite orbits during SNOs since TLE Epoch: 5/19/2021
SNOs_Map_LANDSAT-8_NPP_20210519.jpg

Download SNOs between LANDSAT-8 and NPP since TLE EPOCH: 05/19/2021 in txt file.

Historial Predications of SNOs between LANDSAT-8 and NPP