Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    1.887927E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-10T20:01:36+0800
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    1 Object 1

    AOE ID 14480
    NORAD ID 14480
    Object Type DEBRIS
    Country
    US US
    VS

    2 Object 2

    AOE ID 43925
    NORAD ID 43925
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter DELTA 1 DEB IRIDIUM 173
    Time of Closest Approach 2026-09-12T00:13:08+0000
    Collision Probability (Pc) 1.887927E-6
    Conjunction Distance (km) 2.408 km
    Relative Speed (km/s) 14.873 km/s
    Conjunction Risk Parameters R (Radial): 2.405 | I (In-track): 0.001 | C (Cross-track): -0.121
    Collision Risk Index (CRI) 0.41
    X Position (km) -4725.474 -4723.968
    Position Y (km) 4600.478 4598.843
    Position Z (km) 2780.729 2779.803
    Velocity X (km/s) 3.253 -2.436
    Velocity Y (km/s) -0.698 1.661
    Velocity Z (km/s) 6.678 -6.859

    Orbital Parameters 国际轨道数据源

    Parameter DELTA 1 DEB IRIDIUM 173
    Semimajor Axis (a) 7151.890 km 7155.805 km
    Eccentricity (e) 0.001321 0.000228
    Inclination (i) 102.6237° 86.3988°
    RAAN 137.7473° 318.0901°
    Perigee Argument 256.3679° 94.2920°
    Mean Anomaly (M) 160.1481° 265.8537°
    Apogee 783.198 km 779.301 km
    Perigee 764.308 km 776.035 km
    Orbit Epoch 2026-09-09T15:29:56+0000 2026-09-10T02:16:47+0000

    DELTA 1 DEB & IRIDIUM 173 Collision Probability (Pc) Trend

    DELTA 1 DEB & IRIDIUM 173 Collision Probability (Pc) TrendNot Available

    DELTA 1 DEB & IRIDIUM 173 Miss Distance (Miss Distance) Trend

    DELTA 1 DEB & IRIDIUM 173 Miss Distance (Miss Distance) TrendNot Available

    DELTA 1 DEBMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    IRIDIUM 173Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    DELTA 1 DEBCollision Probability Trend

    Object 1 Probability TrendNot Available

    IRIDIUM 173Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with DELTA 1 DEB

    No nearby objects data