Conjunction Event Detail

    ⚠
    Medium Risk
    Monitor closely. Maneuver recommended for primary asset.
    1.180154E-5
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-21T02:31:56+0800
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    1 Object 1

    AOE ID 16391
    NORAD ID 16391
    Object Type DEBRIS
    Country
    CIS CIS
    ← VS →

    2 Object 2

    AOE ID 69859
    NORAD ID 69859
    Object Type PAYLOAD
    Country
    CN CN

    Conjunction Constraints

    Parameter SL-16 DEB QIANFAN-230
    Time of Closest Approach 2026-10-23T07:21:14+0000
    Collision Probability (Pc) 1.180154E-5
    Conjunction Distance (km) 1.262 km
    Relative Speed (km/s) 14.309 km/s
    Conjunction Risk Parameters R (Radial): 0.454 | I (In-track): -0.237 | C (Cross-track): -1.152
    Collision Risk Index (CRI) 0.56
    X Position (km) 4170.68 4171.893
    Position Y (km) 5147.215 5146.87
    Position Z (km) 3396.243 3396.272
    Velocity X (km/s) -0.063 -2.218
    Velocity Y (km/s) 4.148 -2.511
    Velocity Z (km/s) -5.972 6.507

    Orbital Parameters 国际轨道数据源

    Parameter SL-16 DEB QIANFAN-230
    Semimajor Axis (a) 7351.850 km 7446.582 km
    Eccentricity (e) 0.018829 0.000183
    Inclination (i) 70.9931° 89.0140°
    RAAN 247.0665° 50.7478°
    Perigee Argument 21.5060° 108.4125°
    Mean Anomaly (M) 49.8889° 251.7225°
    Apogee 1112.139 km 1069.808 km
    Perigee 835.287 km 1067.082 km
    Orbit Epoch 2026-10-20T07:30:28+0000 2026-10-20T11:40:35+0000

    SL-16 DEB & QIANFAN-230 Collision Probability (Pc) Trend

    SL-16 DEB & QIANFAN-230 Collision Probability (Pc) TrendNot Available

    SL-16 DEB & QIANFAN-230 Miss Distance (Miss Distance) Trend

    SL-16 DEB & QIANFAN-230 Miss Distance (Miss Distance) TrendNot Available

    SL-16 DEBMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    QIANFAN-230Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    SL-16 DEBCollision Probability Trend

    Object 1 Probability TrendNot Available

    QIANFAN-230Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with SL-16 DEB

    No nearby objects data