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: 12/25/2017
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 12/26/2017 22:25:32 70.36,-159.57 93.61 12/26/2017 22:24:20 70.46,-160.29 93.73 28.86 72
2 12/26/2017 23:15:05 -70.08, 7.66 86.67 12/26/2017 23:14:57 -70.10, 7.59 86.65 3.11 8
3 12/27/2017 00:04:33 69.93, 175.08 93.19 12/27/2017 00:05:40 69.94, 175.14 93.19 2.33 67
4 12/29/2017 14:42:03 70.16, -43.99 93.28 12/29/2017 14:41:07 70.15, -44.04 93.29 2.18 56
5 12/29/2017 15:31:33 -70.05, 123.49 86.83 12/29/2017 15:31:49 -70.05, 123.43 86.82 2.45 16
6 12/29/2017 16:21:13 69.22, -69.99 92.37 12/29/2017 16:22:20 69.26, -68.10 92.36 74.53 67
7 01/01/2018 06:58:32 70.11, 71.83 93.05 01/01/2018 06:58:00 70.11, 71.79 93.06 1.49 32
8 01/01/2018 07:48:02 -70.00,-120.69 87.06 01/01/2018 07:48:42 -70.01,-120.74 87.05 2.18 40
9 01/03/2018 22:25:28 -70.50, 20.62 86.82 01/03/2018 22:24:17 -70.60, 19.49 86.67 43.59 71
10 01/03/2018 23:15:01 70.06,-172.36 92.76 01/03/2018 23:14:53 70.08,-172.38 92.79 2.47 8
11 01/04/2018 00:04:31 -69.95, -4.88 87.35 01/04/2018 00:05:35 -69.98, -4.91 87.33 3.03 64
12 01/06/2018 14:42:02 -70.17, 136.03 87.43 01/06/2018 14:41:02 -70.15, 135.98 87.44 2.92 60
13 01/06/2018 15:31:29 70.06, -56.49 92.46 01/06/2018 15:31:46 70.05, -56.56 92.46 2.97 17
14 01/06/2018 16:21:09 -69.40, 110.25 88.17 01/06/2018 16:22:18 -69.42, 111.69 88.21 56.28 69

Figure of LANDSAT-8 and NPP satellite orbits during SNOs since TLE Epoch: 12/25/2017
SNOs_Map_LANDSAT-8_NPP_20171225.jpg

Download SNOs between LANDSAT-8 and NPP since TLE EPOCH: 12/25/2017 in txt file.

Historical Predictions of SNOs between LANDSAT-8 and NPP

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service