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: 7/30/2021
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 07/30/2021 22:25:28 70.11,-159.86 51.83 07/30/2021 22:24:19 70.10,-159.82 51.83 1.82 69
2 07/30/2021 23:14:58 -70.00, 7.62 128.27 07/30/2021 23:15:01 -70.03, 7.62 128.25 2.30 3
3 07/31/2021 00:04:29 69.68, 174.82 51.43 07/31/2021 00:05:40 69.63, 175.52 51.35 27.74 71
4 08/02/2021 14:41:59 70.07, -44.03 52.46 08/02/2021 14:41:15 70.06, -43.98 52.45 2.84 44
5 08/02/2021 15:31:29 -69.97, 123.45 127.63 08/02/2021 15:31:57 -69.97, 123.47 127.63 0.99 28
6 08/05/2021 06:08:50 -70.85, -94.65 126.10 08/05/2021 06:07:42 -70.92, -96.90 125.94 82.17 68
7 08/05/2021 06:58:30 70.03, 71.78 53.13 08/05/2021 06:58:11 70.01, 71.86 53.11 3.43 19
8 08/05/2021 07:48:00 -69.93,-120.73 126.96 08/05/2021 07:48:53 -69.93,-120.70 126.97 1.30 53
9 08/07/2021 22:25:32 -70.15, 20.19 126.03 08/07/2021 22:24:23 -70.14, 20.12 126.02 2.69 69
10 08/07/2021 23:14:59 70.03,-172.33 53.88 08/07/2021 23:15:07 70.02,-172.39 53.87 2.58 8
11 08/08/2021 00:04:33 -69.72, -5.14 126.42 08/08/2021 00:05:45 -69.72, -4.63 126.44 19.95 72
12 08/10/2021 14:42:03 -70.10, 135.99 125.31 08/10/2021 14:41:19 -70.10, 135.95 125.29 1.71 44
13 08/10/2021 15:31:30 69.98, -56.53 54.60 08/10/2021 15:32:03 69.98, -56.57 54.60 1.52 33

Figure of LANDSAT-8 and NPP satellite orbits during SNOs since TLE Epoch: 7/30/2021
SNOs_Map_LANDSAT-8_NPP_20210730.jpg

Download SNOs between LANDSAT-8 and NPP since TLE EPOCH: 07/30/2021 in txt file.

Historial Predications of SNOs between LANDSAT-8 and NPP