Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    2.931377E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-28T03:22:09+0800
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    1 Object 1

    AOE ID 57977
    NORAD ID 57977
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 58866
    NORAD ID 58866
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-30509 STARLINK-31219
    Time of Closest Approach 2026-10-29T17:59:05+0000
    Collision Probability (Pc) 2.931377E-6
    Conjunction Distance (km) 1.721 km
    Relative Speed (km/s) 8.087 km/s
    Conjunction Risk Parameters R (Radial): -0.89 | I (In-track): 1.245 | C (Cross-track): 0.787
    Collision Risk Index (CRI) 0.44
    X Position (km) 5009.123 5009.26
    Position Y (km) -3155.267 -3153.614
    Position Z (km) -3470.411 -3469.954
    Velocity X (km/s) 1.714 5.173
    Velocity Y (km/s) 6.556 4.378
    Velocity Z (km/s) -3.488 3.49

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-30509 STARLINK-31219
    Semimajor Axis (a) 6860.840 km 6861.131 km
    Eccentricity (e) 0.000326 0.000408
    Inclination (i) 43.0044° 43.0133°
    RAAN 123.0909° 20.7542°
    Perigee Argument 268.5140° 268.8499°
    Mean Anomaly (M) 91.5338° 91.1886°
    Apogee 484.940 km 485.793 km
    Perigee 480.466 km 480.195 km
    Orbit Epoch 2026-10-27T05:21:53+0000 2026-10-27T06:33:43+0000

    STARLINK-30509 & STARLINK-31219 Collision Probability (Pc) Trend

    STARLINK-30509 & STARLINK-31219 Collision Probability (Pc) TrendNot Available

    STARLINK-30509 & STARLINK-31219 Miss Distance (Miss Distance) Trend

    STARLINK-30509 & STARLINK-31219 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-30509Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-31219Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-30509Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-31219Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-30509

    No nearby objects data