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: 6/17/2021
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 06/18/2021 06:58:15 70.08, 71.84 46.62 06/18/2021 06:57:37 70.10, 71.83 46.64 1.28 38
2 06/18/2021 07:47:45 -69.97,-120.69 133.49 06/18/2021 07:48:18 -69.95,-120.63 133.52 3.14 33
3 06/20/2021 22:25:09 -70.61, 20.85 132.90 06/20/2021 22:23:59 -70.70, 19.32 132.75 57.22 70
4 06/20/2021 23:14:44 70.07,-172.29 46.59 06/20/2021 23:14:33 70.07,-172.37 46.59 2.79 11
5 06/21/2021 00:04:15 -69.90, -4.90 133.58 06/21/2021 00:05:14 -69.92, -4.82 133.57 3.32 59
6 06/23/2021 14:41:48 -70.10, 135.99 133.36 06/23/2021 14:40:45 -70.10, 136.04 133.35 1.91 63
7 06/23/2021 15:31:15 70.00, -56.51 46.55 06/23/2021 15:31:29 69.99, -56.49 46.54 1.47 14
8 06/23/2021 16:20:53 -69.45, 110.36 133.98 06/23/2021 16:22:03 -69.47, 111.60 134.01 48.38 70
9 06/26/2021 06:58:18 -70.09,-108.15 133.30 06/26/2021 06:57:42 -70.08,-108.16 133.30 1.09 36
10 06/26/2021 07:47:45 69.98, 59.34 46.60 06/26/2021 07:48:26 69.97, 59.31 46.59 1.51 41
11 06/28/2021 22:25:14 70.39,-159.47 47.11 06/28/2021 22:24:02 70.43,-160.26 47.19 29.67 72
12 06/28/2021 23:14:48 -70.07, 7.70 133.20 06/28/2021 23:14:39 -70.06, 7.63 133.20 2.62 9
13 06/29/2021 00:04:16 69.90, 175.11 46.65 06/29/2021 00:05:22 69.90, 175.18 46.64 2.76 66

Figure of LANDSAT-8 and NPP satellite orbits during SNOs since TLE Epoch: 6/17/2021
SNOs_Map_LANDSAT-8_NPP_20210617.jpg

Download SNOs between LANDSAT-8 and NPP since TLE EPOCH: 06/17/2021 in txt file.

Historial Predications of SNOs between LANDSAT-8 and NPP