Conjunction Event Detail

    Very Low Risk
    Very low collision probability. Continue monitoring.
    6.025909E-7
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-16T17:19:20+0800
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    1 Object 1

    AOE ID 21566
    NORAD ID 21566
    Object Type DEBRIS
    Country
    US US
    VS

    2 Object 2

    AOE ID 60388
    NORAD ID 60388
    Object Type PAYLOAD
    Country
    CN CN

    Conjunction Constraints

    Parameter DELTA 1 DEB QIANFAN-10
    Time of Closest Approach 2026-09-16T15:14:50+0000
    Collision Probability (Pc) 6.025909E-7
    Conjunction Distance (km) 2.615 km
    Relative Speed (km/s) 2.44 km/s
    Conjunction Risk Parameters R (Radial): -2.007 | I (In-track): 1.662 | C (Cross-track): 0.216
    Collision Risk Index (CRI) 0.31
    X Position (km) -120.578 -120.409
    Position Y (km) -4193.564 -4193.318
    Position Z (km) -6171.43 -6174.028
    Velocity X (km/s) -2.365 0.061
    Velocity Y (km/s) -5.806 -6.031
    Velocity Z (km/s) 3.968 4.105

    Orbital Parameters 国际轨道数据源

    Parameter DELTA 1 DEB QIANFAN-10
    Semimajor Axis (a) 7703.796 km 7446.639 km
    Eccentricity (e) 0.032364 0.001685
    Inclination (i) 99.5802° 88.9680°
    RAAN 252.5150° 269.9513°
    Perigee Argument 301.5020° 94.2083°
    Mean Anomaly (M) 83.4876° 266.0995°
    Apogee 1574.986 km 1081.053 km
    Perigee 1076.332 km 1055.951 km
    Orbit Epoch 2026-09-14T22:31:54+0000 2026-09-15T21:44:56+0000

    DELTA 1 DEB & QIANFAN-10 Collision Probability (Pc) Trend

    DELTA 1 DEB & QIANFAN-10 Collision Probability (Pc) TrendNot Available

    DELTA 1 DEB & QIANFAN-10 Miss Distance (Miss Distance) Trend

    DELTA 1 DEB & QIANFAN-10 Miss Distance (Miss Distance) TrendNot Available

    DELTA 1 DEBMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    QIANFAN-10Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    DELTA 1 DEBCollision Probability Trend

    Object 1 Probability TrendNot Available

    QIANFAN-10Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with DELTA 1 DEB

    No nearby objects data