Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    8.694659E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-19T04:05:38+0800
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    1 Object 1

    Name DAMPE
    AOE ID 41173
    NORAD ID 41173
    Object Type PAYLOAD
    Country
    CN CN
    ← VS →

    2 Object 2

    AOE ID 57742
    NORAD ID 57742
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter DAMPE STARLINK-30308
    Time of Closest Approach 2026-10-20T00:53:21+0000
    Collision Probability (Pc) 8.694659E-6
    Conjunction Distance (km) 1.242 km
    Relative Speed (km/s) 8.543 km/s
    Conjunction Risk Parameters R (Radial): -0.326 | I (In-track): -0.989 | C (Cross-track): 0.674
    Collision Risk Index (CRI) 0.54
    X Position (km) -3244.556 -3245.451
    Position Y (km) 4841.589 4842.011
    Position Z (km) 3610.716 3609.965
    Velocity X (km/s) -1.249 -6.593
    Velocity Y (km/s) 3.954 -1.949
    Velocity Z (km/s) -6.396 -3.304

    Orbital Parameters 国际轨道数据源

    Parameter DAMPE STARLINK-30308
    Semimajor Axis (a) 6850.826 km 6861.197 km
    Eccentricity (e) 0.001223 0.000079
    Inclination (i) 97.4601° 43.0035°
    RAAN 297.6328° 355.9535°
    Perigee Argument 7.0113° 235.4146°
    Mean Anomaly (M) 353.1297° 124.6631°
    Apogee 481.065 km 483.604 km
    Perigee 464.313 km 482.516 km
    Orbit Epoch 2026-10-18T12:10:09+0000 2026-10-18T04:23:10+0000

    DAMPE & STARLINK-30308 Collision Probability (Pc) Trend

    DAMPE & STARLINK-30308 Collision Probability (Pc) TrendNot Available

    DAMPE & STARLINK-30308 Miss Distance (Miss Distance) Trend

    DAMPE & STARLINK-30308 Miss Distance (Miss Distance) TrendNot Available

    DAMPEMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-30308Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    DAMPECollision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-30308Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with DAMPE

    No nearby objects data