Simultaneous Nadir Overpasses (SNOs) Predictions

Prediction of SNOs between NOAA-19 and NPP Satellite Orbit:

Table of predicted SNOs for the next 14.0 days since TLE Epoch: 3/29/2019
Index Date (NOAA-19) Time (NOAA-19) Lat,Lon (NOAA-19) SZA (NOAA-19 ) Date (NPP) Time (NPP) Lat,Lon (NPP) SZA (NPP ) Distance(km) Time Diff (sec)
1 03/29/2019 14:12:51 80.18, -73.99 79.29 03/29/2019 14:12:36 80.18, -73.92 79.29 1.33 15
2 03/29/2019 15:03:49 -80.18, 93.34 100.74 03/29/2019 15:03:21 -80.20, 93.25 100.70 2.17 28
3 03/29/2019 15:54:51 80.20, -99.19 79.24 03/29/2019 15:54:06 80.19, -99.34 79.27 3.13 45
4 03/29/2019 16:45:50 -80.18, 67.81 100.76 03/29/2019 16:44:51 -80.20, 67.83 100.72 2.11 59
5 03/29/2019 17:36:50 80.24,-124.07 79.17 03/29/2019 17:35:37 80.22,-125.08 79.31 19.18 73
6 04/12/2019 06:21:47 80.04, 42.41 74.09 04/12/2019 06:22:57 80.10, 44.46 73.85 39.75 70
7 04/12/2019 07:12:38 -80.16,-148.73 106.03 04/12/2019 07:13:44 -80.15,-148.85 106.05 2.35 66
8 04/12/2019 08:03:43 80.15, 18.47 73.96 04/12/2019 08:04:29 80.16, 18.42 73.95 0.85 46
9 04/12/2019 08:54:39 -80.15,-174.27 106.06 04/12/2019 08:55:14 -80.16,-174.28 106.07 0.25 35
10 04/12/2019 09:45:44 80.15, -7.07 73.94 04/12/2019 09:45:59 80.16, -7.00 73.93 1.46 15
11 04/12/2019 10:36:40 -80.15, 160.20 106.08 04/12/2019 10:36:44 -80.16, 160.30 106.09 2.16 4
12 04/12/2019 11:27:44 80.17, -32.27 73.89 04/12/2019 11:27:29 80.16, -32.42 73.91 2.97 15
13 04/12/2019 12:18:40 -80.17, 134.99 106.13 04/12/2019 12:18:14 -80.16, 134.88 106.11 2.18 26
14 04/12/2019 13:09:45 80.17, -57.81 73.87 04/12/2019 13:08:59 80.17, -57.85 73.89 0.79 46

Figure of NOAA-19 and NPP satellite orbits during SNOs since TLE Epoch: 3/29/2019
SNOs_Map_NOAA-19_NPP_20190330.jpg

Download SNOs between NOAA-19 and NPP since TLE EPOCH: 03/29/2019 in txt file.

Historical Predictions of SNOs between NOAA-19 and NPP

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service