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: 6/30/2021
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 07/01/2021 14:41:49 70.07, -44.04 46.98 07/01/2021 14:40:53 70.09, -43.97 47.01 3.36 56
2 07/01/2021 15:31:18 -70.01, 123.51 133.08 07/01/2021 15:31:35 -70.00, 123.49 133.09 1.46 17
3 07/01/2021 16:20:59 69.14, -70.03 46.10 07/01/2021 16:22:05 69.14, -67.95 46.02 82.51 66
4 07/04/2021 06:58:17 70.09, 71.87 47.22 07/04/2021 06:57:49 70.07, 71.82 47.21 2.96 28
5 07/04/2021 07:47:47 -69.98,-120.65 132.89 07/04/2021 07:48:31 -69.98,-120.72 132.89 2.48 44
6 07/06/2021 22:25:18 -70.27, 20.36 132.35 07/06/2021 22:24:05 -70.33, 19.88 132.26 19.07 73
7 07/06/2021 23:14:48 70.00,-172.38 47.40 07/06/2021 23:14:45 70.00,-172.31 47.40 2.82 3
8 07/07/2021 00:04:18 -69.89, -4.90 132.70 07/07/2021 00:05:27 -69.91, -4.85 132.70 2.75 69
9 07/09/2021 14:41:50 -70.12, 136.03 132.18 07/09/2021 14:40:58 -70.10, 136.00 132.19 2.52 52
10 07/09/2021 15:31:17 70.01, -56.48 47.72 07/09/2021 15:31:42 69.99, -56.52 47.70 2.89 25
11 07/09/2021 16:21:02 -69.08, 109.90 133.15 07/09/2021 16:22:09 -69.10, 112.09 133.23 87.13 67
12 07/12/2021 06:08:35 71.00, 85.60 49.01 07/12/2021 06:07:29 71.02, 82.96 49.15 95.43 66
13 07/12/2021 06:58:20 -70.08,-108.15 131.87 07/12/2021 06:57:55 -70.09,-108.21 131.85 2.64 25
14 07/12/2021 07:47:47 69.96, 59.34 48.03 07/12/2021 07:48:39 69.98, 59.27 48.04 3.07 52

Figure of LANDSAT-8 and NPP satellite orbits during SNOs since TLE Epoch: 6/30/2021
SNOs_Map_LANDSAT-8_NPP_20210630.jpg

Download SNOs between LANDSAT-8 and NPP since TLE EPOCH: 06/30/2021 in txt file.

Historial Predications of SNOs between LANDSAT-8 and NPP