Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.276017E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-20T13:25:24+0800
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    1 Object 1

    AOE ID 42643
    NORAD ID 42643
    Object Type DEBRIS
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 66956
    NORAD ID 66956
    Object Type PAYLOAD
    Country
    CN CN

    Conjunction Constraints

    Parameter DELTA 1 DEB HULIANWANG DIGUI-117
    Time of Closest Approach 2026-10-21T18:12:49+0000
    Collision Probability (Pc) 1.276017E-6
    Conjunction Distance (km) 2.941 km
    Relative Speed (km/s) 13.035 km/s
    Conjunction Risk Parameters R (Radial): -1.212 | I (In-track): -1.196 | C (Cross-track): -2.396
    Collision Risk Index (CRI) 0.37
    X Position (km) 1017.231 1014.416
    Position Y (km) 830.6 830.625
    Position Z (km) 7422.922 7422.073
    Velocity X (km/s) 2.975 3.567
    Velocity Y (km/s) -6.685 6.225
    Velocity Z (km/s) 0.514 -1.181

    Orbital Parameters 国际轨道数据源

    Parameter DELTA 1 DEB HULIANWANG DIGUI-117
    Semimajor Axis (a) 7684.518 km 7546.073 km
    Eccentricity (e) 0.029541 0.000311
    Inclination (i) 99.6498° 86.4954°
    RAAN 111.1264° 240.3302°
    Perigee Argument 39.2102° 64.7900°
    Mean Anomaly (M) 323.0000° 295.3556°
    Apogee 1533.391 km 1170.283 km
    Perigee 1079.371 km 1165.589 km
    Orbit Epoch 2026-10-19T06:10:03+0000 2026-10-19T14:56:44+0000

    DELTA 1 DEB & HULIANWANG DIGUI-117 Collision Probability (Pc) Trend

    DELTA 1 DEB & HULIANWANG DIGUI-117 Collision Probability (Pc) TrendNot Available

    DELTA 1 DEB & HULIANWANG DIGUI-117 Miss Distance (Miss Distance) Trend

    DELTA 1 DEB & HULIANWANG DIGUI-117 Miss Distance (Miss Distance) TrendNot Available

    DELTA 1 DEBMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    HULIANWANG DIGUI-117Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    DELTA 1 DEBCollision Probability Trend

    Object 1 Probability TrendNot Available

    HULIANWANG DIGUI-117Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with DELTA 1 DEB

    No nearby objects data