Conjunction Event Detail

    ✅
    Very Low Risk
    Very low collision probability. Continue monitoring.
    8.324333E-7
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-21T03:33:06+0800
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    1 Object 1

    AOE ID 28947
    NORAD ID 28947
    Object Type DEBRIS
    Country
    FR FR
    ← VS →

    2 Object 2

    AOE ID 62971
    NORAD ID 62971
    Object Type PAYLOAD
    Country
    CN CN

    Conjunction Constraints

    Parameter ARIANE 5 DEB (SYLDA) HULIANWANG DIGUI-11
    Time of Closest Approach 2026-10-22T05:05:57+0000
    Collision Probability (Pc) 8.324333E-7
    Conjunction Distance (km) 2.92 km
    Relative Speed (km/s) 5.991 km/s
    Conjunction Risk Parameters R (Radial): -1.026 | I (In-track): 2.381 | C (Cross-track): 1.343
    Collision Risk Index (CRI) 0.33
    X Position (km) -5507.836 -5508.723
    Position Y (km) 5112.233 5109.908
    Position Z (km) -478.951 -477.423
    Velocity X (km/s) -4.086 -3.442
    Velocity Y (km/s) -6.294 -3.199
    Velocity Z (km/s) 0.469 5.558

    Orbital Parameters 国际轨道数据源

    Parameter ARIANE 5 DEB (SYLDA) HULIANWANG DIGUI-11
    Semimajor Axis (a) 8095.957 km 7527.432 km
    Eccentricity (e) 0.189028 0.000097
    Inclination (i) 4.7171° 49.9987°
    RAAN 197.8480° 146.4092°
    Perigee Argument 8.6432° 129.4896°
    Mean Anomaly (M) 354.2104° 230.6062°
    Apogee 3248.181 km 1150.026 km
    Perigee 187.459 km 1148.564 km
    Orbit Epoch 2026-10-20T01:08:37+0000 2026-10-20T11:37:27+0000

    ARIANE 5 DEB (SYLDA) & HULIANWANG DIGUI-11 Collision Probability (Pc) Trend

    ARIANE 5 DEB (SYLDA) & HULIANWANG DIGUI-11 Collision Probability (Pc) TrendNot Available

    ARIANE 5 DEB (SYLDA) & HULIANWANG DIGUI-11 Miss Distance (Miss Distance) Trend

    ARIANE 5 DEB (SYLDA) & HULIANWANG DIGUI-11 Miss Distance (Miss Distance) TrendNot Available

    ARIANE 5 DEB (SYLDA)Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    HULIANWANG DIGUI-11Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    ARIANE 5 DEB (SYLDA)Collision Probability Trend

    Object 1 Probability TrendNot Available

    HULIANWANG DIGUI-11Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with ARIANE 5 DEB (SYLDA)

    No nearby objects data