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: 4/14/2021
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 04/15/2021 06:58:04 70.17, 71.86 60.23 04/15/2021 06:57:07 70.13, 71.86 60.20 3.51 57
2 04/15/2021 07:47:34 -70.05,-120.67 119.90 04/15/2021 07:47:49 -70.06,-120.70 119.90 1.19 15
3 04/15/2021 08:37:13 69.28, 45.93 59.35 04/15/2021 08:38:21 69.29, 47.73 59.31 70.79 68
4 04/17/2021 23:14:32 70.10,-172.36 59.22 04/17/2021 23:13:59 70.09,-172.29 59.21 3.01 33
5 04/18/2021 00:04:02 -69.99, -4.87 120.90 04/18/2021 00:04:41 -70.00, -4.85 120.90 1.62 39
6 04/20/2021 14:41:27 -70.53, 136.50 121.29 04/20/2021 14:40:16 -70.58, 135.41 121.20 40.79 71
7 04/20/2021 15:31:00 70.09, -56.50 58.28 04/20/2021 15:30:53 70.10, -56.53 58.29 1.42 7
8 04/20/2021 16:20:30 -69.98, 110.99 121.84 04/20/2021 16:21:34 -69.96, 111.00 121.87 3.08 64
9 04/23/2021 06:58:01 -70.19,-108.12 122.52 04/23/2021 06:57:02 -70.17,-108.17 122.53 2.56 59
10 04/23/2021 07:47:28 70.07, 59.36 57.36 04/23/2021 07:47:46 70.06, 59.31 57.34 2.36 18
11 04/23/2021 08:37:08 -69.42,-133.90 123.29 04/23/2021 08:38:17 -69.38,-132.38 123.37 59.86 69
12 04/25/2021 23:14:30 -70.11, 7.65 123.47 04/25/2021 23:13:55 -70.13, 7.67 123.45 1.97 35
13 04/26/2021 00:03:57 69.99, 175.13 56.40 04/26/2021 00:04:39 70.02, 175.15 56.43 2.94 42

Figure of LANDSAT-8 and NPP satellite orbits during SNOs since TLE Epoch: 4/14/2021
SNOs_Map_LANDSAT-8_NPP_20210414.jpg

Download SNOs between LANDSAT-8 and NPP since TLE EPOCH: 04/14/2021 in txt file.

Historial Predications of SNOs between LANDSAT-8 and NPP