| Object 1 | IRAS |
| Catalog Number | L4668 |
| NORAD ID | 13777 |
| Maneuverable | Unknown |
| Object 2 | GGSE 4 |
| Catalog Number | L12679 |
| NORAD ID | 2828 |
| Maneuverable | Unknown |
| Conjunction ID | 2001817770 | ||||||||
| Time of Closest Approach |
2020-01-29 23:39:35.696000 UTC
( ... ) |
||||||||
| Miss Distance |
|
||||||||
| Collision Probability | 9.8e-3 | ||||||||
| Combined Hard Body Radius |
5.0 m
(Object 1: 2.5 m, Object 2: 2.5 m)
|
||||||||
| Relative Speed | 14.672 km/s | ||||||||
| Event Altitude | 907 km | ||||||||
| CDMs Generated | 69 | ||||||||
| Last Updated | 2020-01-30 21:40:49 UTC |
CDMs
The Conjunction Data Message (CDM) marked with a 
is the representative CDM for this conjunction event.
is the representative CDM for this conjunction event.
| Created At | CDM Source | IRAS Source | GGSE 4 Source | Actions | |
|---|---|---|---|---|---|
| View | 2020-01-30 21:40:49 UTC | LeoLabs | LeoLabs | LeoLabs | |
| View | 2020-01-30 12:59:04 UTC | LeoLabs | LeoLabs | LeoLabs | |
| View | 2020-01-30 10:27:19 UTC | LeoLabs | LeoLabs | LeoLabs | |
| View | 2020-01-30 08:38:44 UTC | LeoLabs | LeoLabs | LeoLabs | |
| View | 2020-01-30 07:14:19 UTC | LeoLabs | LeoLabs | LeoLabs | |
| View | 2020-01-30 05:33:39 UTC | LeoLabs | LeoLabs | LeoLabs | |
| View | 2020-01-30 05:19:34 UTC | LeoLabs | LeoLabs | LeoLabs | |
| View |
2020-01-30 01:32:19 UTC
|
LeoLabs | LeoLabs | LeoLabs | |
| View | 2020-01-29 20:19:56 UTC | LeoLabs | LeoLabs | LeoLabs | |
| View | 2020-01-29 20:17:54 UTC | LeoLabs | LeoLabs | LeoLabs | |
| View | 2020-01-29 13:15:15 UTC | LeoLabs | LeoLabs | LeoLabs | |
| View | 2020-01-29 10:16:00 UTC | LeoLabs | LeoLabs | LeoLabs | |
| View | 2020-01-29 08:35:25 UTC | LeoLabs | LeoLabs | LeoLabs | |
| View | 2020-01-29 04:49:50 UTC | LeoLabs | LeoLabs | LeoLabs | |
| View | 2020-01-29 04:33:46 UTC | LeoLabs | LeoLabs | LeoLabs | |
| View | 2020-01-29 01:23:28 UTC | LeoLabs | LeoLabs | LeoLabs | |
| View | 2020-01-28 19:58:17 UTC | LeoLabs | LeoLabs | LeoLabs | |
| View | 2020-01-28 19:44:12 UTC | LeoLabs | LeoLabs | LeoLabs | |
| View | 2020-01-28 13:11:10 UTC | LeoLabs | LeoLabs | LeoLabs | |
| View | 2020-01-28 12:04:48 UTC | LeoLabs | LeoLabs | LeoLabs | |
| View | 2020-01-28 10:26:13 UTC | LeoLabs | LeoLabs | LeoLabs | |
| View | 2020-01-28 06:26:39 UTC | LeoLabs | LeoLabs | LeoLabs | |
| View | 2020-01-28 06:08:27 UTC | LeoLabs | LeoLabs | LeoLabs | |
| View | 2020-01-28 03:12:25 UTC | LeoLabs | LeoLabs | LeoLabs | |
| View | 2020-01-27 19:58:11 UTC | LeoLabs | LeoLabs | LeoLabs | |
| View | 2020-01-27 19:51:08 UTC | LeoLabs | LeoLabs | LeoLabs | |
| View | 2020-01-27 14:53:34 UTC | LeoLabs | LeoLabs | LeoLabs | |
| View | 2020-01-27 13:20:05 UTC | LeoLabs | LeoLabs | LeoLabs | |
| View | 2020-01-27 12:24:49 UTC | LeoLabs | LeoLabs | LeoLabs | |
| View | 2020-01-27 10:28:04 UTC | LeoLabs | LeoLabs | LeoLabs | |
| View | 2020-01-27 08:25:26 UTC | LeoLabs | LeoLabs | LeoLabs | |
| View | 2020-01-27 06:42:47 UTC | LeoLabs | LeoLabs | LeoLabs | |
| View | 2020-01-27 04:58:07 UTC | LeoLabs | LeoLabs | LeoLabs | |
| View | 2020-01-27 04:21:55 UTC | LeoLabs | LeoLabs | LeoLabs | |
| View | 2020-01-27 01:31:03 UTC | LeoLabs | LeoLabs | LeoLabs | |
| View | 2020-01-27 01:18:55 UTC | LeoLabs | LeoLabs | LeoLabs | |
| View | 2020-01-26 19:32:58 UTC | LeoLabs | LeoLabs | LeoLabs | |
| View | 2020-01-26 19:25:55 UTC | LeoLabs | LeoLabs | LeoLabs | |
| View | 2020-01-26 13:59:13 UTC | LeoLabs | LeoLabs | LeoLabs | |
| View | 2020-01-26 13:09:58 UTC | LeoLabs | LeoLabs | LeoLabs | |
| View | 2020-01-26 10:30:10 UTC | LeoLabs | LeoLabs | LeoLabs | |
| View | 2020-01-26 08:22:30 UTC | LeoLabs | LeoLabs | LeoLabs | |
| View | 2020-01-26 06:39:07 UTC | LeoLabs | LeoLabs | LeoLabs | |
| View | 2020-01-26 04:51:18 UTC | LeoLabs | LeoLabs | LeoLabs | |
| View | 2020-01-26 01:33:15 UTC | LeoLabs | LeoLabs | LeoLabs | |
| View | 2020-01-25 19:42:23 UTC | LeoLabs | LeoLabs | LeoLabs | |
| View | 2020-01-25 19:27:25 UTC | LeoLabs | LeoLabs | LeoLabs | |
| View | 2020-01-25 14:52:49 UTC | LeoLabs | LeoLabs | LeoLabs | |
| View | 2020-01-25 13:09:18 UTC | LeoLabs | LeoLabs | LeoLabs | |
| View | 2020-01-25 12:02:59 UTC | LeoLabs | LeoLabs | LeoLabs | |
| View | 2020-01-25 09:10:15 UTC | LeoLabs | LeoLabs | LeoLabs | |
| View | 2020-01-25 07:58:39 UTC | LeoLabs | LeoLabs | LeoLabs | |
| View | 2020-01-25 07:42:36 UTC | LeoLabs | LeoLabs | LeoLabs | |
| View | 2020-01-25 01:28:19 UTC | LeoLabs | LeoLabs | LeoLabs | |
| View | 2020-01-24 14:50:21 UTC | LeoLabs | LeoLabs | LeoLabs | |
| View | 2020-01-24 11:48:29 UTC | LeoLabs | LeoLabs | LeoLabs | |
| View | 2020-01-24 10:01:36 UTC | LeoLabs | LeoLabs | LeoLabs | |
| View | 2020-01-24 08:25:13 UTC | LeoLabs | LeoLabs | LeoLabs | |
| View | 2020-01-24 06:19:11 UTC | LeoLabs | LeoLabs | LeoLabs | |
| View | 2020-01-24 05:27:51 UTC | LeoLabs | LeoLabs | LeoLabs | |
| View | 2020-01-23 22:17:01 UTC | LeoLabs | LeoLabs | LeoLabs | |
| View | 2020-01-23 20:40:22 UTC | LeoLabs | LeoLabs | LeoLabs | |
| View | 2020-01-23 14:54:25 UTC | LeoLabs | LeoLabs | LeoLabs | |
| View | 2020-01-23 13:29:54 UTC | LeoLabs | LeoLabs | LeoLabs | |
| View | 2020-01-23 12:55:44 UTC | LeoLabs | LeoLabs | LeoLabs | |
| View | 2020-01-23 11:45:27 UTC | LeoLabs | LeoLabs | LeoLabs | |
| View | 2020-01-23 09:59:40 UTC | LeoLabs | LeoLabs | LeoLabs | |
| View | 2020-01-23 08:13:04 UTC | LeoLabs | LeoLabs | LeoLabs | |
| View | 2020-01-23 05:58:18 UTC | LeoLabs | LeoLabs | LeoLabs |
Next Planned Passes
When the objects will next pass over one of our sites
| Object | Time | Site | Probability | |
|---|---|---|---|---|
| View | IRAS | 2022-11-29 17:57:06 UTC | Kiwi Space Radar | 75% |
| View | IRAS | 2022-11-29 18:02:37 UTC | Kiwi Space Radar | 90% |
| View | GGSE 4 | 2022-11-29 18:51:09 UTC | Kiwi Space Radar | 80% |
| View | IRAS | 2022-11-29 18:53:49 UTC | Azores Space Radar | 71% |
| View | IRAS | 2022-11-29 18:56:43 UTC | Azores Space Radar | 40% |
Data Sources
Choose the source of CDMs and ephemerides to include in the Conjunction Analysis, States Analysis, and Error Ellipses plots below.
A maximum of two sources may be chosen simultaneously. Duplicate CDMs will be omitted from charts.
| CDM Source | Ephemeris Source |
|---|---|
| LeoLabs (69) |
|
Conjunction Analysis
The point marked with a
is the representative CDM for this conjunction event.
is the representative CDM for this conjunction event.
Probability of Collision
The probability of collision determined in the Conjunction Data Message (CDM)
TCA Change from Latest
The Time of Closest Approach (TCA) relative to the TCA in the latest CDM
States Analysis
IRAS
State Distance from Previous
The distance between an estimated state vector propagated to the Time of Closest Approach (TCA) and the next most recent state vector propagated to TCA
Position Uncertainty at TCA
The state vector position uncertainty when propagated to the Time of Closest Approach (TCA)
GGSE 4
State Distance from Previous
The distance between an estimated state vector propagated to the Time of Closest Approach (TCA) and the next most recent state vector propagated to TCA
Position Uncertainty at TCA
The state vector position uncertainty when propagated to the Time of Closest Approach (TCA)
Probability of Collision Sensitivity
See how the probability of collision changes as the combined hard body radius and uncertainty are scaled
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