Conjunction Event Detail

    ✅
    Very Low Risk
    Very low collision probability. Continue monitoring.
    9.309181E-7
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-21T05:56:14+0800
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    1 Object 1

    AOE ID 52544
    NORAD ID 52544
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 65435
    NORAD ID 65435
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-3944 STARLINK-34978
    Time of Closest Approach 2026-10-21T18:28:30+0000
    Collision Probability (Pc) 9.309181E-7
    Conjunction Distance (km) 2.986 km
    Relative Speed (km/s) 7.692 km/s
    Conjunction Risk Parameters R (Radial): -2.94 | I (In-track): 0.446 | C (Cross-track): 0.266
    Collision Risk Index (CRI) 0.34
    X Position (km) -4575.841 -4574.237
    Position Y (km) 2632.515 2631.384
    Position Z (km) -4371.228 -4368.979
    Velocity X (km/s) -5.602 -3.528
    Velocity Y (km/s) -3.624 3.477
    Velocity Z (km/s) 3.686 5.794

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-3944 STARLINK-34978
    Semimajor Axis (a) 6848.862 km 6843.638 km
    Eccentricity (e) 0.000124 0.000229
    Inclination (i) 53.1592° 97.2850°
    RAAN 196.0149° 142.7951°
    Perigee Argument 87.1387° 90.4179°
    Mean Anomaly (M) 272.9757° 269.7327°
    Apogee 471.576 km 467.072 km
    Perigee 469.874 km 463.930 km
    Orbit Epoch 2026-10-20T03:33:18+0000 2026-10-20T12:53:38+0000

    STARLINK-3944 & STARLINK-34978 Collision Probability (Pc) Trend

    STARLINK-3944 & STARLINK-34978 Collision Probability (Pc) TrendNot Available

    STARLINK-3944 & STARLINK-34978 Miss Distance (Miss Distance) Trend

    STARLINK-3944 & STARLINK-34978 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-3944Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-34978Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-3944Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-34978Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-3944

    No nearby objects data