Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    2.578537E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-20T20:19:24+0800
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    1 Object 1

    AOE ID 41532
    NORAD ID 41532
    Object Type DEBRIS
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 42955
    NORAD ID 42955
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter NOAA 16 DEB IRIDIUM 133
    Time of Closest Approach 2026-10-21T02:00:21+0000
    Collision Probability (Pc) 2.578537E-6
    Conjunction Distance (km) 1.795 km
    Relative Speed (km/s) 7.968 km/s
    Conjunction Risk Parameters R (Radial): -1.793 | I (In-track): -0.026 | C (Cross-track): 0.009
    Collision Risk Index (CRI) 0.43
    X Position (km) -1465.176 -1465.516
    Position Y (km) 260.391 260.452
    Position Z (km) -7006.718 -7008.479
    Velocity X (km/s) 5.84 6.442
    Velocity Y (km/s) 4.5 -3.434
    Velocity Z (km/s) -1.062 -1.475

    Orbital Parameters 国际轨道数据源

    Parameter NOAA 16 DEB IRIDIUM 133
    Semimajor Axis (a) 7153.034 km 7155.805 km
    Eccentricity (e) 0.001155 0.000223
    Inclination (i) 98.7415° 86.3982°
    RAAN 33.7533° 333.1872°
    Perigee Argument 159.9959° 94.8959°
    Mean Anomaly (M) 200.1681° 265.2492°
    Apogee 783.159 km 779.267 km
    Perigee 766.635 km 776.069 km
    Orbit Epoch 2026-10-18T12:32:59+0000 2026-10-19T20:20:19+0000

    NOAA 16 DEB & IRIDIUM 133 Collision Probability (Pc) Trend

    NOAA 16 DEB & IRIDIUM 133 Collision Probability (Pc) TrendNot Available

    NOAA 16 DEB & IRIDIUM 133 Miss Distance (Miss Distance) Trend

    NOAA 16 DEB & IRIDIUM 133 Miss Distance (Miss Distance) TrendNot Available

    NOAA 16 DEBMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    IRIDIUM 133Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    NOAA 16 DEBCollision Probability Trend

    Object 1 Probability TrendNot Available

    IRIDIUM 133Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with NOAA 16 DEB

    No nearby objects data