Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    1.949216E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-03T06:53:33+0800
    View CDM
    Download CDM 1.0

    1 Object 1

    AOE ID 53430
    NORAD ID 53430
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 63217
    NORAD ID 63217
    Object Type UNKNOWN
    Country
    TBD TBD

    Conjunction Constraints

    Parameter STARLINK-4538 OBJECT H
    Time of Closest Approach 2026-09-04T18:37:54+0000
    Collision Probability (Pc) 1.949216E-6
    Conjunction Distance (km) 2.322 km
    Relative Speed (km/s) 13.896 km/s
    Conjunction Risk Parameters R (Radial): -0.477 | I (In-track): 0.937 | C (Cross-track): -2.069
    Collision Risk Index (CRI) 0.41
    X Position (km) -3418.128 -3417.753
    Position Y (km) 3285.322 3287.543
    Position Z (km) 4917.944 4917.383
    Velocity X (km/s) -6.574 4.879
    Velocity Y (km/s) -2.839 -2.733
    Velocity Z (km/s) -2.665 5.203

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-4538 OBJECT H
    Semimajor Axis (a) 6837.875 km 6835.288 km
    Eccentricity (e) 0.000099 0.000243
    Inclination (i) 53.1616° 97.3752°
    RAAN 21.3014° 141.2772°
    Perigee Argument 97.2273° 157.8067°
    Mean Anomaly (M) 262.8843° 202.3282°
    Apogee 460.415 km 458.810 km
    Perigee 459.061 km 455.492 km
    Orbit Epoch 2026-09-01T18:16:01+0000 2026-09-02T05:27:53+0000

    STARLINK-4538 & OBJECT H Collision Probability (Pc) Trend

    STARLINK-4538 & OBJECT H Collision Probability (Pc) TrendNot Available

    STARLINK-4538 & OBJECT H Miss Distance (Miss Distance) Trend

    STARLINK-4538 & OBJECT H Miss Distance (Miss Distance) TrendNot Available

    STARLINK-4538Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    OBJECT HMiss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-4538Collision Probability Trend

    Object 1 Probability TrendNot Available

    OBJECT HCollision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-4538

    No nearby objects data