Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.197597E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-27T12:36:21+0800
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    1 Object 1

    AOE ID 720
    NORAD ID 720
    Object Type DEBRIS
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 42803
    NORAD ID 42803
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter DELTA 1 DEB IRIDIUM 113
    Time of Closest Approach 2026-10-29T00:14:59+0000
    Collision Probability (Pc) 1.197597E-6
    Conjunction Distance (km) 2.916 km
    Relative Speed (km/s) 11.453 km/s
    Conjunction Risk Parameters R (Radial): -2.459 | I (In-track): 1.001 | C (Cross-track): -1.204
    Collision Risk Index (CRI) 0.37
    X Position (km) 635.089 633.695
    Position Y (km) 3861.662 3861.255
    Position Z (km) 5986.07 5983.541
    Velocity X (km/s) -7.314 0.159
    Velocity Y (km/s) -0.674 6.269
    Velocity Z (km/s) 1.154 -4.052

    Orbital Parameters 国际轨道数据源

    Parameter DELTA 1 DEB IRIDIUM 113
    Semimajor Axis (a) 7101.148 km 7155.806 km
    Eccentricity (e) 0.010190 0.000212
    Inclination (i) 58.4735° 86.3929°
    RAAN 19.7205° 267.0718°
    Perigee Argument 219.3073° 84.1921°
    Mean Anomaly (M) 140.0528° 275.9516°
    Apogee 795.376 km 779.185 km
    Perigee 650.646 km 776.153 km
    Orbit Epoch 2026-10-26T12:20:28+0000 2026-10-26T23:07:11+0000

    DELTA 1 DEB & IRIDIUM 113 Collision Probability (Pc) Trend

    DELTA 1 DEB & IRIDIUM 113 Collision Probability (Pc) TrendNot Available

    DELTA 1 DEB & IRIDIUM 113 Miss Distance (Miss Distance) Trend

    DELTA 1 DEB & IRIDIUM 113 Miss Distance (Miss Distance) TrendNot Available

    DELTA 1 DEBMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    IRIDIUM 113Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    DELTA 1 DEBCollision Probability Trend

    Object 1 Probability TrendNot Available

    IRIDIUM 113Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with DELTA 1 DEB

    No nearby objects data