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: 5/24/2021
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 05/25/2021 06:58:06 -70.10,-108.15 130.99 05/25/2021 06:57:18 -70.10,-108.11 130.99 1.30 48
2 05/25/2021 07:47:33 70.00, 59.36 48.91 05/25/2021 07:48:02 69.98, 59.37 48.90 1.64 29
3 05/27/2021 22:24:55 70.84,-158.80 49.29 05/27/2021 22:23:47 70.92,-160.99 49.43 80.04 68
4 05/27/2021 23:14:37 -70.07, 7.69 131.47 05/27/2021 23:14:15 -70.08, 7.67 131.45 1.81 22
5 05/28/2021 00:04:04 69.97, 175.19 48.43 05/28/2021 00:04:59 69.97, 175.14 48.44 2.06 55
6 05/30/2021 14:41:37 70.15, -43.95 48.21 05/30/2021 14:40:28 70.13, -43.95 48.20 2.58 69
7 05/30/2021 15:31:07 -70.04, 123.53 131.90 05/30/2021 15:31:10 -70.02, 123.53 131.92 2.01 3
8 05/30/2021 16:20:38 69.71, -69.28 47.78 05/30/2021 16:21:50 69.70, -68.69 47.75 22.91 72
9 06/02/2021 06:58:08 70.11, 71.87 47.81 06/02/2021 06:57:25 70.12, 71.82 47.83 2.28 43
10 06/02/2021 07:47:38 -70.00,-120.64 132.30 06/02/2021 07:48:07 -70.02,-120.70 132.29 2.44 29
11 06/04/2021 22:24:59 -70.89, 21.26 131.75 06/04/2021 22:23:51 -70.90, 19.04 131.67 81.12 68
12 06/04/2021 23:14:39 70.07,-172.31 47.45 06/04/2021 23:14:21 70.07,-172.33 47.46 0.71 18
13 06/05/2021 00:04:09 -69.96, -4.82 132.65 06/05/2021 00:05:03 -69.96, -4.84 132.66 1.20 54

Figure of LANDSAT-8 and NPP satellite orbits during SNOs since TLE Epoch: 5/24/2021
SNOs_Map_LANDSAT-8_NPP_20210524.jpg

Download SNOs between LANDSAT-8 and NPP since TLE EPOCH: 05/24/2021 in txt file.

Historial Predications of SNOs between LANDSAT-8 and NPP