Conjunction Event Detail

    ✅
    Very Low Risk
    Very low collision probability. Continue monitoring.
    8.489482E-7
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-13T21:49:56+0800
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    1 Object 1

    AOE ID 54760
    NORAD ID 54760
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 58776
    NORAD ID 58776
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-5220 STARLINK-31117
    Time of Closest Approach 2026-10-13T18:15:17+0000
    Collision Probability (Pc) 8.489482E-7
    Conjunction Distance (km) 2.837 km
    Relative Speed (km/s) 5.824 km/s
    Conjunction Risk Parameters R (Radial): -2.818 | I (In-track): -0.287 | C (Cross-track): -0.124
    Collision Risk Index (CRI) 0.34
    X Position (km) -4234.777 -4236.427
    Position Y (km) -1306.068 -1306.905
    Position Z (km) 5197.896 5200.044
    Velocity X (km/s) 4.202 -0.037
    Velocity Y (km/s) -6.096 -7.402
    Velocity Z (km/s) 1.887 -1.886

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-5220 STARLINK-31117
    Semimajor Axis (a) 6837.765 km 6840.914 km
    Eccentricity (e) 0.000080 0.000127
    Inclination (i) 53.1599° 53.1585°
    RAAN 137.7709° 83.0700°
    Perigee Argument 87.7261° 95.6144°
    Mean Anomaly (M) 272.3834° 264.5004°
    Apogee 460.178 km 463.648 km
    Perigee 459.078 km 461.906 km
    Orbit Epoch 2026-10-13T07:00:27+0000 2026-10-12T19:54:03+0000

    STARLINK-5220 & STARLINK-31117 Collision Probability (Pc) Trend

    STARLINK-5220 & STARLINK-31117 Collision Probability (Pc) TrendNot Available

    STARLINK-5220 & STARLINK-31117 Miss Distance (Miss Distance) Trend

    STARLINK-5220 & STARLINK-31117 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-5220Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-31117Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-5220Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-31117Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-5220

    No nearby objects data