Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    1.108238E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-13T01:27:31+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 63374
    NORAD ID 63374
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-4557 STARLINK-33618
    Time of Closest Approach 2026-09-14T12:00:37+0000
    Collision Probability (Pc) 1.108238E-6
    Conjunction Distance (km) 2.557 km
    Relative Speed (km/s) 7.196 km/s
    Conjunction Risk Parameters R (Radial): -0.287 | I (In-track): -2.237 | C (Cross-track): -1.202
    Collision Risk Index (CRI) 0.36
    X Position (km) -4485.715 -4486.204
    Position Y (km) -1250.106 -1247.605
    Position Z (km) -5018.549 -5018.341
    Velocity X (km/s) 4.344 -0.738
    Velocity Y (km/s) -5.769 -7.185
    Velocity Z (km/s) -2.447 2.446

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-4557 STARLINK-33618
    Semimajor Axis (a) 6840.855 km 6840.813 km
    Eccentricity (e) 0.000107 0.000119
    Inclination (i) 53.1602° 53.1574°
    RAAN 332.2380° 264.3174°
    Perigee Argument 78.9927° 133.3555°
    Mean Anomaly (M) 281.1196° 226.7547°
    Apogee 463.451 km 463.493 km
    Perigee 461.985 km 461.859 km
    Orbit Epoch 2026-09-12T05:47:26+0000 2026-09-11T07:42:08+0000

    STARLINK-4557 & STARLINK-33618 Collision Probability (Pc) Trend

    STARLINK-4557 & STARLINK-33618 Collision Probability (Pc) TrendNot Available

    STARLINK-4557 & STARLINK-33618 Miss Distance (Miss Distance) Trend

    STARLINK-4557 & STARLINK-33618 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-4557Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-33618Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-4557Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-33618Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-4557

    No nearby objects data