Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.925373E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-27T20:04:30+0800
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    1 Object 1

    AOE ID 42652
    NORAD ID 42652
    Object Type DEBRIS
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 63688
    NORAD ID 63688
    Object Type PAYLOAD
    Country
    CN CN

    Conjunction Constraints

    Parameter DELTA 1 DEB HULIANWANG DIGUI-21
    Time of Closest Approach 2026-10-28T18:17:10+0000
    Collision Probability (Pc) 1.925373E-6
    Conjunction Distance (km) 2.365 km
    Relative Speed (km/s) 14.487 km/s
    Conjunction Risk Parameters R (Radial): -2.038 | I (In-track): -0.104 | C (Cross-track): -1.194
    Collision Risk Index (CRI) 0.41
    X Position (km) 144.391 143.245
    Position Y (km) -5497.707 -5499.085
    Position Z (km) 5157.449 5158.992
    Velocity X (km/s) -1.564 0.479
    Velocity Y (km/s) -4.907 4.977
    Velocity Z (km/s) -5.112 5.279

    Orbital Parameters 国际轨道数据源

    Parameter DELTA 1 DEB HULIANWANG DIGUI-21
    Semimajor Axis (a) 7512.667 km 7546.082 km
    Eccentricity (e) 0.007223 0.000140
    Inclination (i) 99.7943° 86.5024°
    RAAN 79.6833° 268.8182°
    Perigee Argument 17.5607° 80.2470°
    Mean Anomaly (M) 156.6743° 279.8822°
    Apogee 1188.794 km 1169.006 km
    Perigee 1080.266 km 1166.884 km
    Orbit Epoch 2026-10-26T03:26:44+0000 2026-10-26T22:33:09+0000

    DELTA 1 DEB & HULIANWANG DIGUI-21 Collision Probability (Pc) Trend

    DELTA 1 DEB & HULIANWANG DIGUI-21 Collision Probability (Pc) TrendNot Available

    DELTA 1 DEB & HULIANWANG DIGUI-21 Miss Distance (Miss Distance) Trend

    DELTA 1 DEB & HULIANWANG DIGUI-21 Miss Distance (Miss Distance) TrendNot Available

    DELTA 1 DEBMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    HULIANWANG DIGUI-21Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    DELTA 1 DEBCollision Probability Trend

    Object 1 Probability TrendNot Available

    HULIANWANG DIGUI-21Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with DELTA 1 DEB

    No nearby objects data