NPP
Catalog Number L1698

View in 3D
Name NPP
Catalog Number L1698
NORAD ID 37849
Object Type Payload
Perigee 826 km
Apogee 828 km
Inclination 99°
Period 101 min
Radar Cross Section 7.54 m²
Hard Body Radius 2.5 m (source: radar cross section)
Operator
Country of Origin United States
Revisit Rate 5.47 passes/day
Site Visibility 4 radars

Available Data

Type All Time Last 30 Days Last 7 Days
Measurements 223722 4916 1359
Observed Passes 6334 163 46
State Vectors 3605 121 32
Type of Data
Measurements
State Vectors
Planned Passes

Previous Passes
Most recent passes for this object

Time Site Measurements Count
Log in to view 2021-10-17 01:47:16 UTC Kiwi Space Radar Log in to view
Log in to view 2021-10-16 19:29:01 UTC Midland Space Radar Log in to view
Log in to view 2021-10-16 13:36:02 UTC Kiwi Space Radar Log in to view
Log in to view 2021-10-16 13:30:48 UTC Kiwi Space Radar Log in to view
Log in to view 2021-10-16 06:35:56 UTC Costa Rica Space Radar Log in to view

Next Planned Passes
When this object will next pass over one of our sites

Time Site Detection Probability
Log in to view 2021-10-17 18:57:25 UTC Costa Rica Space Radar Log in to view
Log in to view 2021-10-17 18:57:25 UTC Costa Rica Space Radar Log in to view
Log in to view 2021-10-17 21:00:40 UTC Poker Flat Incoherent Scatter Radar Log in to view
Log in to view 2021-10-18 01:28:47 UTC Kiwi Space Radar Log in to view
Log in to view 2021-10-18 01:33:58 UTC Kiwi Space Radar Log in to view

Recent State Vectors
State vectors at indicated epoch fitted to recent measurements

Epoch Quality Uncertainty Actions
Log in to view, download, and propagate 2021-10-17 01:54:12 UTC Log in to view Log in to view
Log in to view, download, and propagate 2021-10-16 19:29:19 UTC Log in to view Log in to view
Log in to view, download, and propagate 2021-10-16 13:38:06 UTC Log in to view Log in to view
Log in to view, download, and propagate 2021-10-16 06:36:16 UTC Log in to view Log in to view
Log in to view, download, and propagate 2021-10-16 03:52:23 UTC Log in to view Log in to view
Log in to view, download, and propagate 2021-10-16 02:12:56 UTC Log in to view Log in to view
Log in to view, download, and propagate 2021-10-15 13:23:24 UTC Log in to view Log in to view
Log in to view, download, and propagate 2021-10-15 08:29:39 UTC Log in to view Log in to view
Log in to view, download, and propagate 2021-10-15 06:54:36 UTC Log in to view Log in to view
Log in to view, download, and propagate 2021-10-15 02:30:20 UTC Log in to view Log in to view
Log in to view, download, and propagate 2021-10-14 21:58:12 UTC Log in to view Log in to view
Log in to view, download, and propagate 2021-10-14 20:06:43 UTC Log in to view Log in to view
Log in to view, download, and propagate 2021-10-14 18:18:00 UTC Log in to view Log in to view
Log in to view, download, and propagate 2021-10-14 12:02:44 UTC Log in to view Log in to view
Log in to view, download, and propagate 2021-10-14 07:11:31 UTC Log in to view Log in to view
Log in to view, download, and propagate 2021-10-14 02:50:31 UTC Log in to view Log in to view
Log in to view, download, and propagate 2021-10-13 18:41:00 UTC Log in to view Log in to view
Log in to view, download, and propagate 2021-10-13 18:37:55 UTC Log in to view Log in to view
Log in to view, download, and propagate 2021-10-13 12:21:33 UTC Log in to view Log in to view
Log in to view, download, and propagate 2021-10-13 03:09:20 UTC Log in to view Log in to view
Log in to view, download, and propagate 2021-10-12 20:55:31 UTC Log in to view Log in to view
Log in to view, download, and propagate 2021-10-12 18:58:21 UTC Log in to view Log in to view
Log in to view, download, and propagate 2021-10-12 13:10:48 UTC Log in to view Log in to view
Log in to view, download, and propagate 2021-10-12 07:49:57 UTC Log in to view Log in to view
Log in to view, download, and propagate 2021-10-12 03:26:57 UTC Log in to view Log in to view
Log in to view, download, and propagate 2021-10-11 19:17:28 UTC Log in to view Log in to view
Log in to view, download, and propagate 2021-10-11 06:30:05 UTC Log in to view Log in to view
Log in to view, download, and propagate 2021-10-11 02:05:19 UTC Log in to view Log in to view
Log in to view, download, and propagate 2021-10-10 21:32:38 UTC Log in to view Log in to view
Log in to view, download, and propagate 2021-10-10 19:32:32 UTC Log in to view Log in to view
Log in to view, download, and propagate 2021-10-10 13:49:21 UTC Log in to view Log in to view
Log in to view, download, and propagate 2021-10-10 08:23:05 UTC Log in to view Log in to view
Log in to view, download, and propagate 2021-10-10 02:25:25 UTC Log in to view Log in to view
Log in to view, download, and propagate 2021-10-09 20:00:29 UTC Log in to view Log in to view
Log in to view, download, and propagate 2021-10-09 18:11:19 UTC Log in to view Log in to view
Log in to view, download, and propagate 2021-10-09 13:35:43 UTC Log in to view Log in to view
Log in to view, download, and propagate 2021-10-09 07:03:55 UTC Log in to view Log in to view
Log in to view, download, and propagate 2021-10-09 02:44:14 UTC Log in to view Log in to view
Log in to view, download, and propagate 2021-10-08 22:10:53 UTC Log in to view Log in to view
Log in to view, download, and propagate 2021-10-08 18:35:09 UTC Log in to view Log in to view
Log in to view, download, and propagate 2021-10-08 12:44:57 UTC Log in to view Log in to view
Log in to view, download, and propagate 2021-10-08 09:02:00 UTC Log in to view Log in to view
Log in to view, download, and propagate 2021-10-08 07:27:25 UTC Log in to view Log in to view
Log in to view, download, and propagate 2021-10-07 18:51:07 UTC Log in to view Log in to view
Log in to view, download, and propagate 2021-10-07 13:04:20 UTC Log in to view Log in to view
Log in to view, download, and propagate 2021-10-06 21:08:55 UTC Log in to view Log in to view
Log in to view, download, and propagate 2021-10-06 19:09:48 UTC Log in to view Log in to view
Log in to view, download, and propagate 2021-10-06 13:25:12 UTC Log in to view Log in to view
Log in to view, download, and propagate 2021-10-06 06:23:57 UTC Log in to view Log in to view
Log in to view, download, and propagate 2021-10-05 19:26:52 UTC Log in to view Log in to view
Log in to view, download, and propagate 2021-10-05 13:44:25 UTC Log in to view Log in to view
Log in to view, download, and propagate 2021-10-04 21:45:43 UTC Log in to view Log in to view
Log in to view, download, and propagate 2021-10-04 07:00:40 UTC Log in to view Log in to view
Log in to view, download, and propagate 2021-10-03 20:12:53 UTC Log in to view Log in to view
Log in to view, download, and propagate 2021-10-03 18:24:37 UTC Log in to view Log in to view
Log in to view, download, and propagate 2021-10-03 14:21:20 UTC Log in to view Log in to view
Log in to view, download, and propagate 2021-10-03 08:55:33 UTC Log in to view Log in to view
Log in to view, download, and propagate 2021-10-03 07:19:07 UTC Log in to view Log in to view
Log in to view, download, and propagate 2021-10-03 02:56:46 UTC Log in to view Log in to view
Log in to view, download, and propagate 2021-10-02 18:46:46 UTC Log in to view Log in to view
Log in to view, download, and propagate 2021-10-02 12:59:24 UTC Log in to view Log in to view
Log in to view, download, and propagate 2021-10-02 07:37:34 UTC Log in to view Log in to view
Log in to view, download, and propagate 2021-10-01 19:04:04 UTC Log in to view Log in to view
Log in to view, download, and propagate 2021-10-01 13:17:12 UTC Log in to view Log in to view
Log in to view, download, and propagate 2021-10-01 01:54:04 UTC Log in to view Log in to view
Log in to view, download, and propagate 2021-09-30 19:29:10 UTC Log in to view Log in to view
Log in to view, download, and propagate 2021-09-30 13:38:00 UTC Log in to view Log in to view
Log in to view, download, and propagate 2021-09-30 06:36:10 UTC Log in to view Log in to view
Log in to view, download, and propagate 2021-09-30 02:11:31 UTC Log in to view Log in to view
Log in to view, download, and propagate 2021-09-29 21:40:41 UTC Log in to view Log in to view
Log in to view, download, and propagate 2021-09-29 19:47:59 UTC Log in to view Log in to view
Log in to view, download, and propagate 2021-09-29 13:57:10 UTC Log in to view Log in to view
Log in to view, download, and propagate 2021-09-29 08:29:34 UTC Log in to view Log in to view
Log in to view, download, and propagate 2021-09-28 21:58:07 UTC Log in to view Log in to view
Log in to view, download, and propagate 2021-09-28 08:49:01 UTC Log in to view Log in to view
Log in to view, download, and propagate 2021-09-27 22:17:26 UTC Log in to view Log in to view
Log in to view, download, and propagate 2021-09-27 18:37:51 UTC Log in to view Log in to view
Log in to view, download, and propagate 2021-09-27 14:34:03 UTC Log in to view Log in to view
Log in to view, download, and propagate 2021-09-27 12:52:55 UTC Log in to view Log in to view
Log in to view, download, and propagate 2021-09-26 18:58:18 UTC Log in to view Log in to view
Log in to view, download, and propagate 2021-09-26 07:49:54 UTC Log in to view Log in to view
Log in to view, download, and propagate 2021-09-26 03:28:09 UTC Log in to view Log in to view
Log in to view, download, and propagate 2021-09-26 01:47:48 UTC Log in to view Log in to view
Log in to view, download, and propagate 2021-09-25 21:15:02 UTC Log in to view Log in to view
Log in to view, download, and propagate 2021-09-25 19:15:28 UTC Log in to view Log in to view
Log in to view, download, and propagate 2021-09-25 12:57:57 UTC Log in to view Log in to view
Log in to view, download, and propagate 2021-09-25 03:45:54 UTC Log in to view Log in to view
Log in to view, download, and propagate 2021-09-25 02:05:15 UTC Log in to view Log in to view
Log in to view, download, and propagate 2021-09-24 21:34:21 UTC Log in to view Log in to view
Log in to view, download, and propagate 2021-09-24 19:32:27 UTC Log in to view Log in to view
Log in to view, download, and propagate 2021-09-24 08:23:04 UTC Log in to view Log in to view
Log in to view, download, and propagate 2021-09-24 04:05:00 UTC Log in to view Log in to view
Log in to view, download, and propagate 2021-09-24 02:23:59 UTC Log in to view Log in to view
Log in to view, download, and propagate 2021-09-23 14:09:52 UTC Log in to view Log in to view
Log in to view, download, and propagate 2021-09-23 08:42:30 UTC Log in to view Log in to view
Log in to view, download, and propagate 2021-09-23 07:03:51 UTC Log in to view Log in to view
Log in to view, download, and propagate 2021-09-23 02:44:10 UTC Log in to view Log in to view
Log in to view, download, and propagate 2021-09-22 20:19:01 UTC Log in to view Log in to view
Log in to view, download, and propagate 2021-09-22 18:31:12 UTC Log in to view Log in to view
Log in to view, download, and propagate 2021-09-22 14:27:40 UTC Log in to view Log in to view
Log in to view, download, and propagate 2021-09-22 07:27:19 UTC Log in to view Log in to view
Log in to view, download, and propagate 2021-09-22 07:25:11 UTC Log in to view Log in to view
Log in to view, download, and propagate 2021-09-22 03:02:59 UTC Log in to view Log in to view
Log in to view, download, and propagate 2021-09-22 01:21:50 UTC Log in to view Log in to view
Log in to view, download, and propagate 2021-09-21 22:29:39 UTC Log in to view Log in to view
Log in to view, download, and propagate 2021-09-21 18:52:30 UTC Log in to view Log in to view
Log in to view, download, and propagate 2021-09-21 13:04:16 UTC Log in to view Log in to view
Log in to view, download, and propagate 2021-09-21 07:43:41 UTC Log in to view Log in to view
Log in to view, download, and propagate 2021-09-21 01:40:23 UTC Log in to view Log in to view
Log in to view, download, and propagate 2021-09-20 19:09:44 UTC Log in to view Log in to view
Log in to view, download, and propagate 2021-09-20 13:23:35 UTC Log in to view Log in to view
Log in to view, download, and propagate 2021-09-20 08:02:13 UTC Log in to view Log in to view
Log in to view, download, and propagate 2021-09-20 06:23:52 UTC Log in to view Log in to view
Log in to view, download, and propagate 2021-09-19 21:27:11 UTC Log in to view Log in to view
Log in to view, download, and propagate 2021-09-19 19:35:27 UTC Log in to view Log in to view
Log in to view, download, and propagate 2021-09-19 08:16:34 UTC Log in to view Log in to view
Log in to view, download, and propagate 2021-09-18 19:54:10 UTC Log in to view Log in to view
Log in to view, download, and propagate 2021-09-18 14:03:30 UTC Log in to view Log in to view
Log in to view, download, and propagate 2021-09-17 22:04:47 UTC Log in to view Log in to view
Log in to view, download, and propagate 2021-09-17 18:24:32 UTC Log in to view Log in to view