Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    2.123936E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-19T13:27:47+0800
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    1 Object 1

    AOE ID 46971
    NORAD ID 46971
    Object Type DEBRIS
    Country
    US US
    ← VS →

    2 Object 2

    Name MACSAT
    AOE ID 58024
    NORAD ID 58024
    Object Type PAYLOAD
    Country
    LU LU

    Conjunction Constraints

    Parameter IRIDIUM 33 DEB MACSAT
    Time of Closest Approach 2026-10-19T08:55:42+0000
    Collision Probability (Pc) 2.123936E-6
    Conjunction Distance (km) 2.285 km
    Relative Speed (km/s) 15.147 km/s
    Conjunction Risk Parameters R (Radial): -1.61 | I (In-track): 0.174 | C (Cross-track): -1.61
    Collision Risk Index (CRI) 0.42
    X Position (km) 2328.256 2327.981
    Position Y (km) -262.45 -263.978
    Position Z (km) 6461.488 6459.813
    Velocity X (km/s) 7.147 -6.893
    Velocity Y (km/s) 0.641 -2.181
    Velocity Z (km/s) -2.543 2.391

    Orbital Parameters 国际轨道数据源

    Parameter IRIDIUM 33 DEB MACSAT
    Semimajor Axis (a) 6879.470 km 6879.706 km
    Eccentricity (e) 0.000204 0.000262
    Inclination (i) 86.3113° 97.5706°
    RAAN 184.5037° 14.3687°
    Perigee Argument 345.6301° 32.5348°
    Mean Anomaly (M) 28.9719° 327.6049°
    Apogee 502.734 km 503.374 km
    Perigee 499.932 km 499.764 km
    Orbit Epoch 2026-10-17T23:21:58+0000 2026-10-18T16:49:50+0000

    IRIDIUM 33 DEB & MACSAT Collision Probability (Pc) Trend

    IRIDIUM 33 DEB & MACSAT Collision Probability (Pc) TrendNot Available

    IRIDIUM 33 DEB & MACSAT Miss Distance (Miss Distance) Trend

    IRIDIUM 33 DEB & MACSAT Miss Distance (Miss Distance) TrendNot Available

    IRIDIUM 33 DEBMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    MACSATMiss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    IRIDIUM 33 DEBCollision Probability Trend

    Object 1 Probability TrendNot Available

    MACSATCollision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with IRIDIUM 33 DEB

    No nearby objects data