Simultaneous Nadir Overpasses (SNOs) Predictions  
  Prediction of SNOs between METOP-B and NPP Satellite Orbit: 
  Table of predicted SNOs for the next  14.0 days since TLE Epoch: 4/26/2021
  | Index | Date (METOP-B) | Time (METOP-B) | Lat,Lon (METOP-B) | SZA (METOP-B ) | Date (NPP) | Time (NPP) | Lat,Lon (NPP) | SZA (NPP ) | Distance(km) | Time Diff (sec) | 
  
 | 1 | 05/07/2021 | 21:59:52 | 73.33,-156.80 | 56.28 | 05/07/2021 | 21:58:44 | 73.33,-159.20 | 56.39 | 76.79 | 68 | 
 | 2 | 05/07/2021 | 22:50:35 | -73.23,  10.30 | 123.84 | 05/07/2021 | 22:49:25 | -73.22,   8.36 | 123.75 | 62.30 | 70 | 
 | 3 | 05/07/2021 | 23:41:19 | 73.01, 177.16 | 55.96 | 05/07/2021 | 23:40:07 | 73.04, 176.07 | 56.05 | 35.58 | 72 | 
 | 4 | 05/08/2021 | 00:32:02 | -72.96, -15.63 | 124.10 | 05/08/2021 | 00:30:49 | -72.93, -16.38 | 124.09 | 24.89 | 73 | 
 | 5 | 05/08/2021 | 01:22:46 | 72.74, 151.25 | 55.70 | 05/08/2021 | 01:21:31 | 72.74, 151.32 | 55.70 | 2.37 | 75 | 
 | 6 | 05/08/2021 | 02:13:28 | -72.74, -41.43 | 124.32 | 05/08/2021 | 02:12:15 | -72.73, -41.35 | 124.32 | 2.77 | 73 | 
 | 7 | 05/08/2021 | 03:04:08 | 72.72, 125.87 | 55.66 | 05/08/2021 | 03:03:01 | 72.75, 125.93 | 55.69 | 3.29 | 67 | 
 | 8 | 05/08/2021 | 03:54:50 | -72.72, -66.80 | 124.36 | 05/08/2021 | 03:53:45 | -72.74, -66.74 | 124.33 | 2.99 | 65 | 
 | 9 | 05/08/2021 | 04:45:29 | 72.76, 100.60 | 55.67 | 05/08/2021 | 04:44:31 | 72.76, 100.54 | 55.68 | 1.94 | 58 | 
 | 10 | 05/08/2021 | 05:36:11 | -72.76, -92.08 | 124.34 | 05/08/2021 | 05:35:15 | -72.75, -92.13 | 124.34 | 1.85 | 56 | 
 | 11 | 05/08/2021 | 06:26:51 | 72.74,  75.22 | 55.64 | 05/08/2021 | 06:26:00 | 72.71,  75.26 | 55.62 | 3.24 | 51 | 
 | 12 | 05/08/2021 | 07:17:33 | -72.74,-117.45 | 124.38 | 05/08/2021 | 07:16:45 | -72.76,-117.51 | 124.35 | 2.78 | 48 | 
 | 13 | 05/08/2021 | 08:08:13 | 72.72,  49.85 | 55.60 | 05/08/2021 | 08:07:30 | 72.72,  49.87 | 55.61 | 0.76 | 43 | 
 | 14 | 05/08/2021 | 08:58:55 | -72.72,-142.83 | 124.41 | 05/08/2021 | 08:58:14 | -72.71,-142.80 | 124.42 | 1.39 | 41 | 
 | 15 | 05/08/2021 | 09:49:35 | 72.70,  24.47 | 55.56 | 05/08/2021 | 09:49:00 | 72.73,  24.48 | 55.59 | 2.60 | 35 | 
 | 16 | 05/08/2021 | 10:40:17 | -72.70,-168.21 | 124.45 | 05/08/2021 | 10:39:44 | -72.72,-168.19 | 124.43 | 1.89 | 33 | 
 | 17 | 05/08/2021 | 11:30:57 | 72.69,  -0.91 | 55.53 | 05/08/2021 | 11:30:29 | 72.68,  -0.80 | 55.53 | 3.38 | 28 | 
 | 18 | 05/08/2021 | 12:21:38 | -72.74, 166.52 | 124.44 | 05/08/2021 | 12:21:14 | -72.73, 166.42 | 124.44 | 3.45 | 24 | 
 | 19 | 05/08/2021 | 13:12:18 | 72.72, -26.18 | 55.54 | 05/08/2021 | 13:11:59 | 72.69, -26.19 | 55.52 | 3.15 | 19 | 
 | 20 | 05/08/2021 | 14:03:01 | -72.67, 141.04 | 124.52 | 05/08/2021 | 14:02:43 | -72.68, 141.14 | 124.51 | 3.63 | 18 | 
 | 21 | 05/08/2021 | 14:53:40 | 72.70, -51.55 | 55.51 | 05/08/2021 | 14:53:29 | 72.70, -51.58 | 55.51 | 0.97 | 11 | 
 | 22 | 05/08/2021 | 15:44:22 | -72.70, 115.77 | 124.51 | 05/08/2021 | 15:44:13 | -72.69, 115.75 | 124.52 | 1.32 | 9 | 
 | 23 | 05/08/2021 | 16:35:02 | 72.68, -76.93 | 55.47 | 05/08/2021 | 16:34:59 | 72.71, -76.97 | 55.50 | 2.85 | 3 | 
 | 24 | 05/08/2021 | 17:25:44 | -72.68,  90.39 | 124.54 | 05/08/2021 | 17:25:43 | -72.70,  90.36 | 124.53 | 1.96 | 1 | 
 | 25 | 05/08/2021 | 18:16:24 | 72.66,-102.31 | 55.44 | 05/08/2021 | 18:16:28 | 72.66,-102.26 | 55.43 | 1.74 | 4 | 
 | 26 | 05/08/2021 | 19:07:06 | -72.66,  65.02 | 124.58 | 05/08/2021 | 19:07:12 | -72.65,  65.08 | 124.59 | 2.29 | 6 | 
 | 27 | 05/08/2021 | 19:57:46 | 72.65,-127.69 | 55.40 | 05/08/2021 | 19:57:58 | 72.67,-127.65 | 55.42 | 2.80 | 12 | 
 | 28 | 05/08/2021 | 20:48:28 | -72.65,  39.64 | 124.61 | 05/08/2021 | 20:48:42 | -72.66,  39.69 | 124.60 | 2.17 | 14 | 
 | 29 | 05/08/2021 | 21:39:07 | 72.68,-152.96 | 55.41 | 05/08/2021 | 21:39:28 | 72.68,-153.04 | 55.41 | 2.61 | 21 | 
 | 30 | 05/08/2021 | 22:29:49 | -72.68,  14.37 | 124.60 | 05/08/2021 | 22:30:12 | -72.67,  14.30 | 124.62 | 2.69 | 23 | 
 | 31 | 05/08/2021 | 23:20:29 | 72.66,-178.33 | 55.38 | 05/08/2021 | 23:20:57 | 72.63,-178.32 | 55.34 | 3.23 | 28 | 
 | 32 | 05/09/2021 | 00:11:11 | -72.66, -11.01 | 124.64 | 05/09/2021 | 00:11:42 | -72.68, -11.09 | 124.63 | 3.14 | 31 | 
 | 33 | 05/09/2021 | 01:01:51 | 72.64, 156.29 | 55.34 | 05/09/2021 | 01:02:27 | 72.64, 156.29 | 55.33 | 0.39 | 36 | 
 | 34 | 05/09/2021 | 01:52:33 | -72.64, -36.38 | 124.67 | 05/09/2021 | 01:53:11 | -72.63, -36.38 | 124.69 | 1.41 | 38 | 
 | 35 | 05/09/2021 | 02:43:13 | 72.63, 130.91 | 55.31 | 05/09/2021 | 02:43:57 | 72.65, 130.90 | 55.32 | 2.46 | 44 | 
 | 36 | 05/09/2021 | 03:33:55 | -72.63, -61.76 | 124.71 | 05/09/2021 | 03:34:41 | -72.64, -61.77 | 124.70 | 1.40 | 46 | 
 | 37 | 05/09/2021 | 04:24:35 | 72.61, 105.54 | 55.27 | 05/09/2021 | 04:25:26 | 72.60, 105.62 | 55.25 | 2.69 | 51 | 
 | 38 | 05/09/2021 | 05:15:17 | -72.61, -87.14 | 124.74 | 05/09/2021 | 05:16:10 | -72.60, -87.05 | 124.77 | 3.19 | 53 | 
 | 39 | 05/09/2021 | 06:05:57 | 72.59,  80.16 | 55.24 | 05/09/2021 | 06:06:56 | 72.61,  80.23 | 55.24 | 3.29 | 59 | 
 | 40 | 05/09/2021 | 06:56:39 | -72.59,-112.51 | 124.78 | 05/09/2021 | 06:57:40 | -72.60,-112.44 | 124.78 | 2.75 | 61 | 
 | 41 | 05/09/2021 | 07:47:18 | 72.62,  54.89 | 55.25 | 05/09/2021 | 07:48:26 | 72.62,  54.84 | 55.23 | 1.70 | 68 | 
 | 42 | 05/09/2021 | 08:38:00 | -72.62,-137.79 | 124.77 | 05/09/2021 | 08:39:10 | -72.61,-137.83 | 124.79 | 2.12 | 70 | 
 | 43 | 05/09/2021 | 09:28:42 | 72.50,  29.30 | 55.12 | 05/09/2021 | 09:29:55 | 72.58,  29.55 | 55.17 | 11.56 | 73 | 
 | 44 | 05/09/2021 | 10:19:25 | -72.45,-163.47 | 124.94 | 05/09/2021 | 10:20:38 | -72.52,-163.01 | 124.91 | 16.78 | 73 | 
 | 45 | 05/09/2021 | 11:10:09 | 72.23,   3.42 | 54.85 | 05/09/2021 | 11:11:19 | 72.28,   4.77 | 54.83 | 46.14 | 70 | 
 | 46 | 05/09/2021 | 12:00:52 | -72.18, 170.65 | 125.20 | 05/09/2021 | 12:02:02 | -72.22, 172.20 | 125.25 | 52.82 | 70 | 
 | 47 | 05/09/2021 | 12:51:36 | 71.95, -22.44 | 54.59 | 05/09/2021 | 12:52:43 | 71.98, -20.02 | 54.49 | 83.43 | 67 | 
 | 48 | 05/09/2021 | 13:42:20 | -71.86, 144.70 | 125.51 | 05/09/2021 | 13:43:26 | -71.92, 147.40 | 125.59 | 93.75 | 66 | 
Figure of METOP-B and NPP satellite orbits during SNOs since TLE Epoch: 4/26/2021 
 Download SNOs between METOP-B and NPP since TLE EPOCH: 04/26/2021 in txt file. 
 Historial Predications of SNOs between METOP-B and NPP
 Download SNOs between METOP-B and NPP since TLE EPOCH: 04/26/2021 in txt file. 
 Historial Predications of SNOs between METOP-B and NPP