Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    1.208262E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-11T23:55:13+0800
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    1 Object 1

    AOE ID 50831
    NORAD ID 50831
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

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

    Conjunction Constraints

    Parameter STARLINK-3299 STARLINK-3174
    Time of Closest Approach 2026-09-13T22:38:53+0000
    Collision Probability (Pc) 1.208262E-6
    Conjunction Distance (km) 2.752 km
    Relative Speed (km/s) 10.166 km/s
    Conjunction Risk Parameters R (Radial): 1.761 | I (In-track): 1.573 | C (Cross-track): 1.414
    Collision Risk Index (CRI) 0.37
    X Position (km) 5507.042 5505.61
    Position Y (km) -30.166 -32.273
    Position Z (km) -4069.125 -4068.083
    Velocity X (km/s) 3.05 -2.985
    Velocity Y (km/s) 5.67 5.704
    Velocity Z (km/s) 4.09 -4.091

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-3299 STARLINK-3174
    Semimajor Axis (a) 6843.940 km 6840.863 km
    Eccentricity (e) 0.000057 0.000158
    Inclination (i) 53.1596° 53.1609°
    RAAN 48.5013° 159.0115°
    Perigee Argument 2.2657° 99.8148°
    Mean Anomaly (M) 357.8347° 260.3033°
    Apogee 466.192 km 463.808 km
    Perigee 465.414 km 461.644 km
    Orbit Epoch 2026-09-10T16:38:46+0000 2026-09-11T04:00:09+0000

    STARLINK-3299 & STARLINK-3174 Collision Probability (Pc) Trend

    STARLINK-3299 & STARLINK-3174 Collision Probability (Pc) TrendNot Available

    STARLINK-3299 & STARLINK-3174 Miss Distance (Miss Distance) Trend

    STARLINK-3299 & STARLINK-3174 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-3299Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-3174Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-3299Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-3174Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-3299

    No nearby objects data