Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    4.040603E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-13T16:29:00+0800
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    1 Object 1

    AOE ID 53432
    NORAD ID 53432
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 68061
    NORAD ID 68061
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-4557 STARLINK-36915
    Time of Closest Approach 2026-09-14T01:03:49+0000
    Collision Probability (Pc) 4.040603E-6
    Conjunction Distance (km) 1.517 km
    Relative Speed (km/s) 7.364 km/s
    Conjunction Risk Parameters R (Radial): 0.685 | I (In-track): -1.183 | C (Cross-track): -0.655
    Collision Risk Index (CRI) 0.47
    X Position (km) -4490.591 -4491.428
    Position Y (km) -1348.455 -1347.293
    Position Z (km) -4988.652 -4989.153
    Velocity X (km/s) 4.489 -0.649
    Velocity Y (km/s) -5.624 -7.166
    Velocity Z (km/s) -2.522 2.521

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-4557 STARLINK-36915
    Semimajor Axis (a) 6840.831 km 6841.014 km
    Eccentricity (e) 0.000117 0.000151
    Inclination (i) 53.1610° 53.1575°
    RAAN 331.0208° 257.7815°
    Perigee Argument 82.8397° 115.5454°
    Mean Anomaly (M) 277.2738° 244.5705°
    Apogee 463.496 km 463.912 km
    Perigee 461.892 km 461.842 km
    Orbit Epoch 2026-09-12T12:02:36+0000 2026-09-12T07:08:20+0000

    STARLINK-4557 & STARLINK-36915 Collision Probability (Pc) Trend

    STARLINK-4557 & STARLINK-36915 Collision Probability (Pc) TrendNot Available

    STARLINK-4557 & STARLINK-36915 Miss Distance (Miss Distance) Trend

    STARLINK-4557 & STARLINK-36915 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-4557Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-36915Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-4557Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-36915Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-4557

    No nearby objects data