Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.164525E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-20T10:04:25+0800
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    1 Object 1

    AOE ID 51778
    NORAD ID 51778
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 59939
    NORAD ID 59939
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-3615 STARLINK-31955
    Time of Closest Approach 2026-10-20T04:22:12+0000
    Collision Probability (Pc) 1.164525E-6
    Conjunction Distance (km) 2.785 km
    Relative Speed (km/s) 9.806 km/s
    Conjunction Risk Parameters R (Radial): 2.599 | I (In-track): 0.762 | C (Cross-track): -0.648
    Collision Risk Index (CRI) 0.36
    X Position (km) 5985.171 5987.495
    Position Y (km) 3.93 4.926
    Position Z (km) -3320.941 -3322.106
    Velocity X (km/s) 2.688 -2.034
    Velocity Y (km/s) 5.233 6.381
    Velocity Z (km/s) 4.859 -3.658

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-3615 STARLINK-31955
    Semimajor Axis (a) 6840.859 km 6849.059 km
    Eccentricity (e) 0.000080 0.000671
    Inclination (i) 53.1624° 42.9984°
    RAAN 28.8491° 145.2178°
    Perigee Argument 65.1089° 246.2647°
    Mean Anomaly (M) 294.9997° 113.7502°
    Apogee 463.271 km 475.519 km
    Perigee 462.173 km 466.325 km
    Orbit Epoch 2026-10-19T06:38:48+0000 2026-10-19T21:07:48+0000

    STARLINK-3615 & STARLINK-31955 Collision Probability (Pc) Trend

    STARLINK-3615 & STARLINK-31955 Collision Probability (Pc) TrendNot Available

    STARLINK-3615 & STARLINK-31955 Miss Distance (Miss Distance) Trend

    STARLINK-3615 & STARLINK-31955 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-3615Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-31955Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-3615Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-31955Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-3615

    No nearby objects data