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: 4/24/2021
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 04/25/2021 23:14:29 -70.12, 7.65 123.47 04/25/2021 23:13:54 -70.11, 7.70 123.47 2.01 35
2 04/26/2021 00:03:56 70.01, 175.15 56.42 04/26/2021 00:04:38 69.99, 175.19 56.39 3.07 42
3 04/28/2021 14:41:23 70.42, -43.66 55.99 04/28/2021 14:40:11 70.47, -44.40 56.07 28.14 72
4 04/28/2021 15:30:57 -70.09, 123.50 124.35 04/28/2021 15:30:48 -70.12, 123.46 124.31 3.27 9
5 04/28/2021 16:20:24 69.98, -69.01 55.54 04/28/2021 16:21:32 70.00, -69.05 55.56 2.73 68
6 05/01/2021 06:57:55 70.17, 71.85 54.92 05/01/2021 06:56:59 70.17, 71.85 54.93 0.44 56
7 05/01/2021 07:47:25 -70.06,-120.67 125.20 05/01/2021 07:47:41 -70.08,-120.69 125.18 2.15 16
8 05/01/2021 08:37:05 69.23, 45.85 53.99 05/01/2021 08:38:12 69.28, 47.79 53.99 76.76 67
9 05/03/2021 23:14:23 70.13,-172.33 54.09 05/03/2021 23:13:52 70.14,-172.32 54.10 0.78 31
10 05/04/2021 00:03:53 -70.03, -4.84 126.02 05/04/2021 00:04:34 -70.04, -4.86 126.01 1.61 41
11 05/06/2021 14:41:18 -70.48, 136.41 126.33 05/06/2021 14:40:06 -70.52, 135.55 126.26 32.55 72
12 05/06/2021 15:30:50 70.09, -56.51 53.29 05/06/2021 15:30:44 70.10, -56.49 53.31 1.88 6
13 05/06/2021 16:20:20 -69.99, 110.99 126.82 05/06/2021 16:21:26 -70.00, 110.98 126.81 1.76 66

Figure of LANDSAT-8 and NPP satellite orbits during SNOs since TLE Epoch: 4/24/2021
SNOs_Map_LANDSAT-8_NPP_20210424.jpg

Download SNOs between LANDSAT-8 and NPP since TLE EPOCH: 04/24/2021 in txt file.

Historial Predications of SNOs between LANDSAT-8 and NPP