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: 4/14/2022
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 04/15/2022 14:41:44 70.18, -44.06 60.21 04/15/2022 14:41:01 70.20, -44.04 60.24 2.03 43
2 04/15/2022 15:31:14 -70.07, 123.42 119.91 04/15/2022 15:31:42 -70.06, 123.48 119.92 2.59 28
3 04/18/2022 06:08:33 -71.03, -94.56 119.90 04/18/2022 06:07:26 -71.10, -97.04 119.76 89.79 67
4 04/18/2022 06:58:14 70.16, 71.78 59.25 04/18/2022 06:57:54 70.14, 71.82 59.23 2.16 20
5 04/18/2022 07:47:44 -70.05,-120.73 120.87 04/18/2022 07:48:36 -70.06,-120.74 120.87 0.70 52
6 04/20/2022 22:25:16 -70.24, 20.12 121.60 04/20/2022 22:24:03 -70.26, 20.10 121.56 3.08 73
7 04/20/2022 23:14:43 70.13,-172.39 58.29 04/20/2022 23:14:47 70.15,-172.42 58.31 2.51 4
8 04/21/2022 00:04:14 -69.97, -4.98 121.88 04/21/2022 00:05:27 -69.96, -4.80 121.91 7.03 73
9 04/23/2022 14:41:46 -70.19, 135.93 122.54 04/23/2022 14:40:56 -70.22, 135.95 122.51 2.73 50
10 04/23/2022 15:31:13 70.08, -56.59 57.34 04/23/2022 15:31:40 70.10, -56.57 57.36 2.74 27
11 04/23/2022 16:20:59 -69.10, 109.72 123.63 04/23/2022 16:22:05 -69.11, 112.19 123.67 98.22 66
12 04/26/2022 06:08:30 71.11, 85.55 57.49 04/26/2022 06:07:24 71.16, 82.87 57.61 96.41 66
13 04/26/2022 06:58:15 -70.19,-108.21 123.43 04/26/2022 06:57:49 -70.17,-108.21 123.44 1.74 26
14 04/26/2022 07:47:42 70.07, 59.28 56.46 04/26/2022 07:48:33 70.06, 59.27 56.44 1.14 51

Figure of LANDSAT-8 and NPP satellite orbits during SNOs since TLE Epoch: 4/14/2022
SNOs_Map_LANDSAT-8_NPP_20220414.jpg

Download SNOs between LANDSAT-8 and NPP since TLE EPOCH: 04/14/2022 in txt file.

Historial Predications of SNOs between LANDSAT-8 and NPP