Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    2.570325E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-28T00:33:56+0800
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    1 Object 1

    AOE ID 8964
    NORAD ID 8964
    Object Type DEBRIS
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 43926
    NORAD ID 43926
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter DELTA 1 DEB IRIDIUM 169
    Time of Closest Approach 2026-10-29T00:15:43+0000
    Collision Probability (Pc) 2.570325E-6
    Conjunction Distance (km) 2.093 km
    Relative Speed (km/s) 14.943 km/s
    Conjunction Risk Parameters R (Radial): -1.775 | I (In-track): -0.028 | C (Cross-track): -1.106
    Collision Risk Index (CRI) 0.43
    X Position (km) 5983.134 5984.053
    Position Y (km) -3417.919 -3419.713
    Position Z (km) 1870.77 1871.332
    Velocity X (km/s) 1.119 -1.466
    Velocity Y (km/s) -1.828 1.394
    Velocity Z (km/s) -7.166 7.194

    Orbital Parameters 国际轨道数据源

    Parameter DELTA 1 DEB IRIDIUM 169
    Semimajor Axis (a) 7151.295 km 7141.228 km
    Eccentricity (e) 0.009984 0.000196
    Inclination (i) 97.6583° 86.4222°
    RAAN 146.2206° 330.0952°
    Perigee Argument 252.0578° 98.6078°
    Mean Anomaly (M) 106.9706° 261.5343°
    Apogee 844.558 km 764.492 km
    Perigee 701.758 km 761.690 km
    Orbit Epoch 2026-10-26T19:37:52+0000 2026-10-27T01:27:00+0000

    DELTA 1 DEB & IRIDIUM 169 Collision Probability (Pc) Trend

    DELTA 1 DEB & IRIDIUM 169 Collision Probability (Pc) TrendNot Available

    DELTA 1 DEB & IRIDIUM 169 Miss Distance (Miss Distance) Trend

    DELTA 1 DEB & IRIDIUM 169 Miss Distance (Miss Distance) TrendNot Available

    DELTA 1 DEBMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    IRIDIUM 169Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    DELTA 1 DEBCollision Probability Trend

    Object 1 Probability TrendNot Available

    IRIDIUM 169Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with DELTA 1 DEB

    No nearby objects data