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: 10/7/2021
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 10/19/2021 22:09:30 77.62,-171.44 88.29 10/19/2021 22:08:24 77.62,-174.92 88.53 83.03 66
2 10/19/2021 23:00:15 -77.48, -4.73 91.80 10/19/2021 22:59:05 -77.47, -6.89 91.66 51.99 70
3 10/19/2021 23:51:00 77.25, 161.64 88.05 10/19/2021 23:49:46 77.29, 161.23 88.13 10.72 74
4 10/20/2021 00:41:42 -77.24, -31.08 91.95 10/20/2021 00:40:29 -77.21, -31.15 91.95 3.15 73
5 10/20/2021 01:32:22 77.23, 136.21 88.06 10/20/2021 01:31:14 77.20, 136.21 88.06 2.73 68
6 10/20/2021 02:23:04 -77.22, -56.51 91.94 10/20/2021 02:21:59 -77.22, -56.54 91.92 0.65 65
7 10/20/2021 03:13:44 77.21, 110.78 88.07 10/20/2021 03:12:44 77.21, 110.82 88.09 1.06 60
8 10/20/2021 04:04:26 -77.20, -81.94 91.93 10/20/2021 04:03:29 -77.22, -81.93 91.89 2.89 57
9 10/20/2021 04:55:05 77.23, 85.53 88.11 10/20/2021 04:54:14 77.21, 85.43 88.12 3.17 51
10 10/20/2021 05:45:47 -77.22,-107.19 91.89 10/20/2021 05:44:59 -77.23,-107.32 91.86 3.34 48
11 10/20/2021 06:36:27 77.21, 60.10 88.12 10/20/2021 06:35:44 77.22, 60.04 88.15 1.77 43
12 10/20/2021 07:27:09 -77.20,-132.62 91.88 10/20/2021 07:26:28 -77.19,-132.53 91.88 2.51 41
13 10/20/2021 08:17:49 77.19, 34.67 88.13 10/20/2021 08:17:14 77.22, 34.65 88.18 3.72 35
14 10/20/2021 09:08:30 -77.22,-157.86 91.83 10/20/2021 09:07:58 -77.19,-157.92 91.85 3.50 32
15 10/20/2021 09:59:10 77.21, 9.42 88.18 10/20/2021 09:58:43 77.18, 9.44 88.15 3.24 27
16 10/20/2021 10:49:52 -77.20, 176.71 91.82 10/20/2021 10:49:28 -77.20, 176.69 91.82 0.58 24
17 10/20/2021 11:40:32 77.19, -16.01 88.19 10/20/2021 11:40:13 77.18, -15.95 88.18 1.38 19
18 10/20/2021 12:31:14 -77.18, 151.28 91.81 10/20/2021 12:30:58 -77.20, 151.30 91.79 2.44 16
19 10/20/2021 13:21:53 77.21, -41.25 88.23 10/20/2021 13:21:43 77.19, -41.34 88.21 3.31 10
20 10/20/2021 14:12:35 -77.20, 126.03 91.77 10/20/2021 14:12:28 -77.20, 125.91 91.76 3.00 7
21 10/20/2021 15:03:15 77.19, -66.68 88.24 10/20/2021 15:03:13 77.19, -66.73 88.24 1.34 2
22 10/20/2021 15:53:57 -77.18, 100.60 91.76 10/20/2021 15:53:57 -77.16, 100.70 91.78 2.98 0
23 10/20/2021 16:44:37 77.17, -92.11 88.25 10/20/2021 16:44:43 77.20, -92.13 88.27 3.22 6
24 10/20/2021 17:35:19 -77.16, 75.17 91.75 10/20/2021 17:35:27 -77.17, 75.31 91.75 3.57 8
25 10/20/2021 18:25:58 77.19,-117.36 88.29 10/20/2021 18:26:12 77.16,-117.33 88.25 3.75 14
26 10/20/2021 19:16:40 -77.18, 49.92 91.71 10/20/2021 19:16:57 -77.17, 49.92 91.72 0.94 17
27 10/20/2021 20:07:20 77.17,-142.79 88.30 10/20/2021 20:07:42 77.16,-142.72 88.28 1.79 22
28 10/20/2021 20:58:02 -77.16, 24.50 91.70 10/20/2021 20:58:27 -77.18, 24.53 91.70 2.04 25
29 10/20/2021 21:48:42 77.15,-168.22 88.31 10/20/2021 21:49:12 77.17,-168.12 88.31 3.18 30
30 10/20/2021 22:39:23 -77.18, -0.75 91.66 10/20/2021 22:39:57 -77.18, -0.86 91.67 2.74 34
31 10/20/2021 23:30:03 77.17, 166.53 88.35 10/20/2021 23:30:42 77.17, 166.49 88.34 1.04 39
32 10/21/2021 00:20:45 -77.16, -26.18 91.65 10/21/2021 00:21:27 -77.18, -26.26 91.64 3.20 42
33 10/21/2021 01:11:25 77.15, 141.11 88.36 10/21/2021 01:12:12 77.17, 141.10 88.37 2.74 47

Figure of METOP-A and NPP satellite orbits during SNOs since TLE Epoch: 10/7/2021
SNOs_Map_METOP-A_NPP_20211007.jpg

Download SNOs between METOP-A and NPP since TLE EPOCH: 10/07/2021 in txt file.

Historial Predications of SNOs between METOP-A and NPP