Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    1.020328E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-11T23:55:12+0800
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    1 Object 1

    AOE ID 51468
    NORAD ID 51468
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 54203
    NORAD ID 54203
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-3174 STARLINK-5247
    Time of Closest Approach 2026-09-13T06:31:11+0000
    Collision Probability (Pc) 1.020328E-6
    Conjunction Distance (km) 2.705 km
    Relative Speed (km/s) 7.232 km/s
    Conjunction Risk Parameters R (Radial): -2.616 | I (In-track): -0.598 | C (Cross-track): -0.33
    Collision Risk Index (CRI) 0.35
    X Position (km) 439.353 438.505
    Position Y (km) -4631.863 -4630.159
    Position Z (km) 5004.92 5002.998
    Velocity X (km/s) 6.95 6.451
    Velocity Y (km/s) -2.004 3.275
    Velocity Z (km/s) -2.459 2.459

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-3174 STARLINK-5247
    Semimajor Axis (a) 6840.863 km 6837.876 km
    Eccentricity (e) 0.000158 0.000125
    Inclination (i) 53.1609° 53.1593°
    RAAN 159.0115° 232.3809°
    Perigee Argument 99.8148° 93.7604°
    Mean Anomaly (M) 260.3033° 266.3542°
    Apogee 463.808 km 460.592 km
    Perigee 461.644 km 458.886 km
    Orbit Epoch 2026-09-11T04:00:09+0000 2026-09-10T23:33:16+0000

    STARLINK-3174 & STARLINK-5247 Collision Probability (Pc) Trend

    STARLINK-3174 & STARLINK-5247 Collision Probability (Pc) TrendNot Available

    STARLINK-3174 & STARLINK-5247 Miss Distance (Miss Distance) Trend

    STARLINK-3174 & STARLINK-5247 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-3174Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-5247Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-3174Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-5247Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-3174

    No nearby objects data