Simultaneous Nadir Overpasses (SNOs) Predictions

Prediction of SNOs between METOP-A and NPP Satellite Orbit:

Table of predicted SNOs for the next 14.0 days since TLE Epoch: 12/1/2021
Index Date (METOP-A) Time (METOP-A) Lat,Lon (METOP-A) SZA (METOP-A ) Date (NPP) Time (NPP) Lat,Lon (NPP) SZA (NPP ) Distance(km) Time Diff (sec)
1 12/01/2021 11:54:38 77.31, -19.44 99.71 12/01/2021 11:53:33 77.30, -19.52 99.71 2.51 65
2 12/01/2021 12:43:34 -77.22, 147.94 80.36 12/01/2021 12:44:16 -77.25, 148.01 80.34 3.67 42
3 12/03/2021 15:29:25 -77.27, 106.76 80.02 12/03/2021 15:29:10 -77.26, 106.73 80.01 0.87 15
4 12/03/2021 16:18:56 77.21, -85.82 99.96 12/03/2021 16:19:55 77.23, -85.83 99.96 2.19 59
5 12/05/2021 18:15:16 -77.30, 65.56 79.71 12/05/2021 18:14:06 -77.36, 65.08 79.61 13.08 70
6 12/05/2021 19:04:55 77.24,-127.09 100.26 12/05/2021 19:04:49 77.24,-127.11 100.26 0.66 6
7 12/07/2021 21:50:54 77.25,-168.44 100.51 12/07/2021 21:49:43 77.26,-168.40 100.54 0.98 71
8 12/07/2021 22:39:25 -77.21, -0.75 79.52 12/07/2021 22:40:26 -77.21, -0.86 79.53 2.79 61
9 12/10/2021 01:25:17 -77.20, -42.17 79.31 12/10/2021 01:25:20 -77.22, -42.15 79.29 2.49 3
10 12/10/2021 02:15:10 77.17, 125.28 100.68 12/10/2021 02:16:05 77.20, 125.26 100.69 2.48 55
11 12/12/2021 04:11:08 -77.23, -83.38 79.11 12/12/2021 04:10:14 -77.24, -83.44 79.08 1.46 54
12 12/12/2021 05:01:07 77.22, 84.09 100.90 12/12/2021 05:00:59 77.21, 83.96 100.90 3.24 8
13 12/14/2021 07:47:04 77.25, 42.79 101.06 12/14/2021 07:45:53 77.23, 42.66 101.07 3.55 71

Figure of METOP-A and NPP satellite orbits during SNOs since TLE Epoch: 12/1/2021
SNOs_Map_METOP-A_NPP_20211201.jpg

Download SNOs between METOP-A and NPP since TLE EPOCH: 12/01/2021 in txt file.

Historial Predications of SNOs between METOP-A and NPP