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: 6/27/2021
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 07/09/2021 22:21:16 77.27,-173.13 55.75 07/09/2021 22:20:09 77.23,-176.21 56.01 75.72 67
2 07/09/2021 23:12:01 -77.12, -6.42 124.34 07/09/2021 23:10:51 -77.12, -8.44 124.13 50.05 70
3 07/10/2021 00:02:46 76.89, 160.03 55.53 07/10/2021 00:01:32 76.92, 159.68 55.63 9.59 74
4 07/10/2021 00:53:28 -76.87, -32.71 124.48 07/10/2021 00:52:15 -76.86, -32.74 124.46 1.91 73
5 07/10/2021 01:44:08 76.87, 134.61 55.53 07/10/2021 01:43:00 76.84, 134.65 55.52 3.72 68
6 07/10/2021 02:34:50 -76.85, -58.12 124.48 07/10/2021 02:33:45 -76.86, -58.13 124.45 0.79 65
7 07/10/2021 03:25:30 76.85, 109.20 55.53 07/10/2021 03:24:30 76.84, 109.27 55.54 2.15 60
8 07/10/2021 04:16:12 -76.83, -83.54 124.48 07/10/2021 04:15:15 -76.86, -83.51 124.43 3.31 57
9 07/10/2021 05:06:52 76.83, 83.78 55.53 07/10/2021 05:06:00 76.84, 83.88 55.55 2.99 52
10 07/10/2021 05:57:33 -76.86,-108.79 124.46 07/10/2021 05:56:45 -76.86,-108.89 124.42 2.78 48
11 07/10/2021 06:48:13 76.86, 58.53 55.55 07/10/2021 06:47:30 76.84, 58.50 55.56 1.47 43
12 07/10/2021 07:38:55 -76.84,-134.20 124.46 07/10/2021 07:38:14 -76.82,-134.10 124.47 3.14 41
13 07/10/2021 08:29:35 76.84, 33.12 55.55 07/10/2021 08:29:00 76.85, 33.12 55.57 1.22 35
14 07/10/2021 09:20:17 -76.82,-159.62 124.46 07/10/2021 09:19:44 -76.83,-159.48 124.45 3.51 33
15 07/10/2021 10:10:56 76.86, 7.87 55.57 07/10/2021 10:10:30 76.85, 7.74 55.58 3.64 26
16 07/10/2021 11:01:38 -76.84, 175.13 124.44 07/10/2021 11:01:14 -76.83, 175.13 124.44 1.89 24
17 07/10/2021 11:52:18 76.84, -17.55 55.57 07/10/2021 11:52:00 76.85, -17.65 55.60 2.76 18
18 07/10/2021 12:43:00 -76.82, 149.72 124.44 07/10/2021 12:42:44 -76.83, 149.75 124.43 1.01 16
19 07/10/2021 13:33:40 76.82, -42.97 55.57 07/10/2021 13:33:29 76.81, -42.86 55.55 3.09 11
20 07/10/2021 14:24:21 -76.85, 124.47 124.41 07/10/2021 14:24:14 -76.83, 124.37 124.42 3.30 7
21 07/10/2021 15:15:02 76.80, -68.38 55.57 07/10/2021 15:14:59 76.81, -68.24 55.56 3.82 3
22 07/10/2021 16:05:43 -76.83, 99.05 124.42 07/10/2021 16:05:44 -76.83, 98.98 124.41 1.81 1
23 07/10/2021 16:56:23 76.83, -93.63 55.59 07/10/2021 16:56:29 76.81, -93.62 55.58 1.44 6
24 07/10/2021 17:47:05 -76.81, 73.64 124.42 07/10/2021 17:47:14 -76.84, 73.60 124.39 3.02 9
25 07/10/2021 18:37:45 76.81,-119.05 55.59 07/10/2021 18:37:59 76.82,-119.00 55.59 1.47 14
26 07/10/2021 19:28:26 -76.83, 48.39 124.39 07/10/2021 19:28:44 -76.84, 48.22 124.38 4.37 18
27 07/10/2021 20:19:06 76.83,-144.29 55.61 07/10/2021 20:19:29 76.82,-144.39 55.60 2.86 23
28 07/10/2021 21:09:48 -76.82, 22.97 124.40 07/10/2021 21:10:13 -76.80, 23.01 124.43 2.31 25
29 07/10/2021 22:00:28 76.81,-169.71 55.61 07/10/2021 22:00:59 76.82,-169.77 55.61 1.83 31
30 07/10/2021 22:51:10 -76.80, -2.44 124.40 07/10/2021 22:51:43 -76.80, -2.37 124.41 1.79 33
31 07/10/2021 23:41:49 76.79, 164.87 55.61 07/10/2021 23:42:28 76.82, 164.85 55.62 3.48 39
32 07/11/2021 00:32:30 -76.82, -27.69 124.37 07/11/2021 00:33:12 -76.80, -27.76 124.40 2.80 42
33 07/11/2021 01:23:10 76.82, 139.63 55.63 07/11/2021 01:23:57 76.78, 139.64 55.58 4.07 47
34 07/11/2021 02:13:52 -76.80, -53.11 124.38 07/11/2021 02:14:42 -76.80, -53.14 124.39 0.87 50
35 07/11/2021 03:04:32 76.80, 114.21 55.63 07/11/2021 03:05:27 76.78, 114.25 55.59 1.95 55

Figure of METOP-A and NPP satellite orbits during SNOs since TLE Epoch: 6/27/2021
SNOs_Map_METOP-A_NPP_20210627.jpg

Download SNOs between METOP-A and NPP since TLE EPOCH: 06/27/2021 in txt file.

Historial Predications of SNOs between METOP-A and NPP