Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.5248E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-20T15:29:03+0800
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    1 Object 1

    AOE ID 52566
    NORAD ID 52566
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 65893
    NORAD ID 65893
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-3938 STARLINK-34921
    Time of Closest Approach 2026-10-21T19:15:10+0000
    Collision Probability (Pc) 1.5248E-6
    Conjunction Distance (km) 2.489 km
    Relative Speed (km/s) 11.51 km/s
    Conjunction Risk Parameters R (Radial): -2.325 | I (In-track): 0.588 | C (Cross-track): 0.663
    Collision Risk Index (CRI) 0.39
    X Position (km) -5870.447 -5872.739
    Position Y (km) -2085.185 -2085.059
    Position Z (km) 2811.268 2812.231
    Velocity X (km/s) 3.92 -0.557
    Velocity Y (km/s) -3.94 -5.529
    Velocity Z (km/s) 5.242 -5.242

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-3938 STARLINK-34921
    Semimajor Axis (a) 6837.880 km 6840.867 km
    Eccentricity (e) 0.000131 0.000128
    Inclination (i) 53.1569° 53.1570°
    RAAN 188.3407° 50.7205°
    Perigee Argument 86.4757° 98.8294°
    Mean Anomaly (M) 273.6395° 261.2853°
    Apogee 460.637 km 463.605 km
    Perigee 458.849 km 461.855 km
    Orbit Epoch 2026-10-19T23:22:35+0000 2026-10-19T08:46:08+0000

    STARLINK-3938 & STARLINK-34921 Collision Probability (Pc) Trend

    STARLINK-3938 & STARLINK-34921 Collision Probability (Pc) TrendNot Available

    STARLINK-3938 & STARLINK-34921 Miss Distance (Miss Distance) Trend

    STARLINK-3938 & STARLINK-34921 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-3938Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-34921Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-3938Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-34921Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-3938

    No nearby objects data