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: 3/29/2021
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 03/30/2021 06:58:10 70.11, 71.81 66.20 03/30/2021 06:57:13 70.12, 71.85 66.21 1.90 57
2 03/30/2021 07:47:39 -70.06,-120.64 113.88 03/30/2021 07:47:55 -70.04,-120.71 113.89 2.98 16
3 03/30/2021 08:37:19 69.23, 45.89 65.33 03/30/2021 08:38:26 69.22, 47.80 65.25 75.33 67
4 04/01/2021 23:14:38 70.13,-172.29 65.17 04/01/2021 23:14:07 70.11,-172.36 65.16 3.28 31
5 04/02/2021 00:04:09 -69.97, -4.89 115.00 04/02/2021 00:04:48 -69.98, -4.84 115.00 2.42 39
6 04/04/2021 14:41:35 -70.47, 136.43 115.52 04/04/2021 14:40:23 -70.54, 135.44 115.41 37.72 72
7 04/04/2021 15:31:08 70.03, -56.56 64.05 04/04/2021 15:31:00 70.05, -56.49 64.07 3.32 8
8 04/04/2021 16:20:37 -69.98, 111.01 116.02 04/04/2021 16:21:42 -69.97, 110.95 116.04 2.49 65
9 04/07/2021 06:58:08 -70.15,-108.15 116.85 04/07/2021 06:57:09 -70.17,-108.20 116.82 2.26 59
10 04/07/2021 07:47:35 70.04, 59.33 63.04 04/07/2021 07:47:53 70.05, 59.29 63.05 1.80 18
11 04/07/2021 08:37:15 -69.39,-133.93 117.61 04/07/2021 08:38:24 -69.38,-132.41 117.66 59.63 69
12 04/09/2021 23:14:37 -70.10, 7.65 117.90 04/09/2021 23:14:02 -70.11, 7.67 117.88 1.16 35
13 04/10/2021 00:04:04 69.98, 175.13 61.98 04/10/2021 00:04:46 69.99, 175.15 61.99 1.53 42

Figure of LANDSAT-8 and NPP satellite orbits during SNOs since TLE Epoch: 3/29/2021
SNOs_Map_LANDSAT-8_NPP_20210329.jpg

Download SNOs between LANDSAT-8 and NPP since TLE EPOCH: 03/29/2021 in txt file.

Historial Predications of SNOs between LANDSAT-8 and NPP