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: 8/18/2017
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 08/20/2017 22:25:23 70.47,-159.35 58.27 08/20/2017 22:24:12 70.51,-160.30 58.35 35.52 71
2 08/20/2017 23:14:58 -70.08, 7.72 122.09 08/20/2017 23:14:48 -70.09, 7.67 122.08 2.16 10
3 08/21/2017 00:04:25 69.98, 175.22 57.83 08/21/2017 00:05:32 69.98, 175.14 57.82 2.99 67
4 08/23/2017 14:41:59 70.12, -43.98 58.84 08/23/2017 14:41:02 70.12, -43.93 58.84 1.80 57
5 08/23/2017 15:31:29 -70.02, 123.51 121.26 08/23/2017 15:31:44 -70.02, 123.54 121.26 1.49 15
6 08/23/2017 16:21:08 69.24, -69.90 58.02 08/23/2017 16:22:15 69.22, -67.98 57.93 75.72 67
7 08/26/2017 06:58:29 70.10, 71.87 59.73 08/26/2017 06:57:59 70.10, 71.86 59.74 0.54 30
8 08/26/2017 07:47:59 -70.00,-120.64 120.36 08/26/2017 07:48:41 -70.00,-120.66 120.36 0.91 42
9 08/28/2017 22:25:29 -70.36, 20.48 119.10 08/28/2017 22:24:17 -70.45, 19.77 118.98 28.30 72
10 08/28/2017 23:14:58 70.08,-172.28 60.65 08/28/2017 23:14:55 70.09,-172.35 60.66 2.96 3
11 08/29/2017 00:04:29 -69.92, -4.86 119.49 08/29/2017 00:05:36 -69.93, -4.79 119.50 2.81 67
12 08/31/2017 14:42:02 -70.11, 136.01 118.38 08/31/2017 14:41:07 -70.12, 136.05 118.37 1.97 55
13 08/31/2017 15:31:29 70.00, -56.51 61.52 08/31/2017 15:31:51 70.02, -56.49 61.55 2.99 22

Figure of LANDSAT-8 and NPP satellite orbits during SNOs since TLE Epoch: 8/18/2017
SNOs_Map_LANDSAT-8_NPP_20170819.jpg

Download SNOs between LANDSAT-8 and NPP since TLE EPOCH: 08/18/2017 in txt file.

Historical Predictions of SNOs between LANDSAT-8 and NPP

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service