Conjunction Event Detail

    ✅
    Very Low Risk
    Very low collision probability. Continue monitoring.
    8.085664E-7
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-17T04:39:16+0800
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    1 Object 1

    AOE ID 21450
    NORAD ID 21450
    Object Type DEBRIS
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 65173
    NORAD ID 65173
    Object Type PAYLOAD
    Country
    CN CN

    Conjunction Constraints

    Parameter DELTA 1 DEB HULIANWANG DIGUI-67
    Time of Closest Approach 2026-10-17T17:54:25+0000
    Collision Probability (Pc) 8.085664E-7
    Conjunction Distance (km) 2.764 km
    Relative Speed (km/s) 5.007 km/s
    Conjunction Risk Parameters R (Radial): 2.764 | I (In-track): 0.025 | C (Cross-track): 0.024
    Collision Risk Index (CRI) 0.33
    X Position (km) 2404.017 2404.924
    Position Y (km) 915.856 916.211
    Position Z (km) 7082.964 7085.55
    Velocity X (km/s) 6.816 5.822
    Velocity Y (km/s) -1.286 3.61
    Velocity Z (km/s) -2.119 -2.437

    Orbital Parameters 国际轨道数据源

    Parameter DELTA 1 DEB HULIANWANG DIGUI-67
    Semimajor Axis (a) 7504.512 km 7546.088 km
    Eccentricity (e) 0.005945 0.000185
    Inclination (i) 99.8296° 86.4996°
    RAAN 170.8416° 210.9467°
    Perigee Argument 322.5503° 64.5910°
    Mean Anomaly (M) 191.4181° 295.5416°
    Apogee 1170.987 km 1169.351 km
    Perigee 1081.763 km 1166.551 km
    Orbit Epoch 2026-10-16T04:22:53+0000 2026-10-16T14:09:29+0000

    DELTA 1 DEB & HULIANWANG DIGUI-67 Collision Probability (Pc) Trend

    DELTA 1 DEB & HULIANWANG DIGUI-67 Collision Probability (Pc) TrendNot Available

    DELTA 1 DEB & HULIANWANG DIGUI-67 Miss Distance (Miss Distance) Trend

    DELTA 1 DEB & HULIANWANG DIGUI-67 Miss Distance (Miss Distance) TrendNot Available

    DELTA 1 DEBMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    HULIANWANG DIGUI-67Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    DELTA 1 DEBCollision Probability Trend

    Object 1 Probability TrendNot Available

    HULIANWANG DIGUI-67Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with DELTA 1 DEB

    No nearby objects data