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: 6/12/2021
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 06/12/2021 22:25:04 70.72,-158.99 47.43 06/12/2021 22:23:55 70.78,-160.79 47.56 66.59 69
2 06/12/2021 23:14:44 -70.05, 7.67 133.22 06/12/2021 23:14:25 -70.06, 7.68 133.21 0.56 19
3 06/13/2021 00:04:11 69.96, 175.18 46.69 06/13/2021 00:05:09 69.94, 175.16 46.67 1.56 58
4 06/15/2021 14:41:44 70.11, -44.00 46.72 06/15/2021 14:40:38 70.11, -43.95 46.73 1.98 66
5 06/15/2021 15:31:14 -70.00, 123.47 133.39 06/15/2021 15:31:20 -70.01, 123.52 133.38 1.97 6
6 06/15/2021 16:20:47 69.57, -69.48 46.20 06/15/2021 16:21:57 69.53, -68.46 46.12 39.87 70
7 06/18/2021 06:58:14 70.11, 71.87 46.64 06/18/2021 06:57:35 70.12, 71.80 46.66 2.98 39
8 06/18/2021 07:47:44 -70.00,-120.65 133.47 06/18/2021 07:48:16 -69.96,-120.65 133.50 3.59 32
9 06/20/2021 22:25:07 -70.75, 21.06 132.76 06/20/2021 22:23:58 -70.76, 19.24 132.69 66.63 69
10 06/20/2021 23:14:45 70.04,-172.34 46.56 06/20/2021 23:14:30 70.02,-172.29 46.54 2.62 15
11 06/21/2021 00:04:15 -69.93, -4.85 133.55 06/21/2021 00:05:12 -69.92, -4.82 133.57 1.98 57
12 06/23/2021 14:41:48 -70.14, 136.03 133.33 06/23/2021 14:40:43 -70.14, 135.99 133.31 1.92 65
13 06/23/2021 15:31:15 70.03, -56.48 46.57 06/23/2021 15:31:27 70.04, -56.55 46.59 3.04 12
14 06/23/2021 16:20:51 -69.59, 110.56 133.85 06/23/2021 16:22:02 -69.57, 111.48 133.91 35.86 71

Figure of LANDSAT-8 and NPP satellite orbits during SNOs since TLE Epoch: 6/12/2021
SNOs_Map_LANDSAT-8_NPP_20210612.jpg

Download SNOs between LANDSAT-8 and NPP since TLE EPOCH: 06/12/2021 in txt file.

Historial Predications of SNOs between LANDSAT-8 and NPP