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: 3/8/2021
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 03/08/2021 23:14:48 -70.11, 7.70 105.38 03/08/2021 23:14:12 -70.08, 7.67 105.40 3.01 36
2 03/09/2021 00:04:16 69.95, 175.12 74.47 03/09/2021 00:04:56 69.96, 175.16 74.46 1.69 40
3 03/11/2021 14:41:42 70.42, -43.61 73.88 03/11/2021 14:40:31 70.50, -44.53 74.01 35.65 71
4 03/11/2021 15:31:17 -70.03, 123.46 106.51 03/11/2021 15:31:06 -70.05, 123.49 106.49 2.81 11
5 03/11/2021 16:20:44 69.92, -69.04 73.38 03/11/2021 16:21:50 69.93, -69.02 73.38 1.03 66
6 03/14/2021 06:58:15 70.11, 71.82 72.52 03/14/2021 06:57:18 70.11, 71.86 72.53 1.40 57
7 03/14/2021 07:47:45 -70.00,-120.70 107.60 03/14/2021 07:48:00 -70.02,-120.69 107.58 2.84 15
8 03/14/2021 08:37:24 69.22, 45.90 71.66 03/14/2021 08:38:31 69.21, 47.80 71.56 74.98 67
9 03/16/2021 23:14:43 70.07,-172.35 71.42 03/16/2021 23:14:12 70.08,-172.33 71.44 1.96 31
10 03/17/2021 00:04:13 -69.96, -4.87 108.70 03/17/2021 00:04:53 -69.94, -4.80 108.73 3.24 40
11 03/19/2021 14:41:38 -70.41, 136.38 109.31 03/19/2021 14:40:26 -70.44, 135.58 109.24 30.01 72
12 03/19/2021 15:31:09 70.08, -56.45 70.36 03/19/2021 15:31:05 70.06, -56.52 70.35 3.18 4
13 03/19/2021 16:20:40 -69.92, 110.96 109.80 03/19/2021 16:21:46 -69.92, 111.01 109.81 1.98 66

Figure of LANDSAT-8 and NPP satellite orbits during SNOs since TLE Epoch: 3/8/2021
SNOs_Map_LANDSAT-8_NPP_20210308.jpg

Download SNOs between LANDSAT-8 and NPP since TLE EPOCH: 03/08/2021 in txt file.

Historial Predications of SNOs between LANDSAT-8 and NPP