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: 7/1/2021
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 07/04/2021 06:58:18 70.04, 71.80 47.17 07/04/2021 06:57:49 70.07, 71.83 47.20 3.08 29
2 07/04/2021 07:47:47 -69.98,-120.65 132.88 07/04/2021 07:48:31 -69.98,-120.72 132.89 2.57 44
3 07/06/2021 22:25:18 -70.27, 20.37 132.35 07/06/2021 22:24:05 -70.33, 19.88 132.26 19.19 73
4 07/06/2021 23:14:48 70.00,-172.37 47.40 07/06/2021 23:14:45 70.00,-172.30 47.40 2.61 3
5 07/07/2021 00:04:18 -69.89, -4.89 132.70 07/07/2021 00:05:27 -69.91, -4.85 132.70 2.52 69
6 07/09/2021 14:41:50 -70.12, 136.04 132.18 07/09/2021 14:40:58 -70.11, 136.00 132.19 2.55 52
7 07/09/2021 15:31:17 70.02, -56.47 47.73 07/09/2021 15:31:42 69.99, -56.52 47.70 3.30 25
8 07/09/2021 16:21:02 -69.08, 109.90 133.15 07/09/2021 16:22:09 -69.10, 112.09 133.23 86.76 67
9 07/12/2021 06:08:35 71.00, 85.60 49.02 07/12/2021 06:07:29 71.03, 82.95 49.15 96.04 66
10 07/12/2021 06:58:20 -70.08,-108.14 131.86 07/12/2021 06:57:55 -70.10,-108.22 131.84 3.48 25
11 07/12/2021 07:47:48 69.91, 59.27 47.99 07/12/2021 07:48:38 69.93, 59.34 48.00 3.33 50
12 07/14/2021 22:25:19 70.13,-159.82 48.59 07/14/2021 22:24:08 70.13,-159.83 48.60 0.55 71
13 07/14/2021 23:14:49 -70.03, 7.67 131.51 07/14/2021 23:14:50 -70.03, 7.63 131.50 1.46 1
14 07/15/2021 00:04:19 69.75, 174.92 48.24 07/15/2021 00:05:31 69.77, 175.35 48.23 16.45 72

Figure of LANDSAT-8 and NPP satellite orbits during SNOs since TLE Epoch: 7/1/2021
SNOs_Map_LANDSAT-8_NPP_20210702.jpg

Download SNOs between LANDSAT-8 and NPP since TLE EPOCH: 07/01/2021 in txt file.

Historial Predications of SNOs between LANDSAT-8 and NPP