Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    1.274543E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-03T10:57:47+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 65890
    NORAD ID 65890
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-4538 STARLINK-34542
    Time of Closest Approach 2026-09-05T03:43:17+0000
    Collision Probability (Pc) 1.274543E-6
    Conjunction Distance (km) 2.629 km
    Relative Speed (km/s) 9.901 km/s
    Conjunction Risk Parameters R (Radial): -2.584 | I (In-track): -0.355 | C (Cross-track): -0.313
    Collision Risk Index (CRI) 0.37
    X Position (km) 4037 4038.21
    Position Y (km) 3554.716 3556.414
    Position Z (km) 4213.129 4214.73
    Velocity X (km/s) -6.141 -1.551
    Velocity Y (km/s) 2.346 6.388
    Velocity Z (km/s) 3.893 -3.892

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-4538 STARLINK-34542
    Semimajor Axis (a) 6837.875 km 6840.850 km
    Eccentricity (e) 0.000099 0.000127
    Inclination (i) 53.1616° 53.1589°
    RAAN 21.3014° 270.5387°
    Perigee Argument 97.2273° 81.3116°
    Mean Anomaly (M) 262.8843° 278.8030°
    Apogee 460.415 km 463.581 km
    Perigee 459.061 km 461.845 km
    Orbit Epoch 2026-09-01T18:16:01+0000 2026-09-02T07:56:26+0000

    STARLINK-4538 & STARLINK-34542 Collision Probability (Pc) Trend

    STARLINK-4538 & STARLINK-34542 Collision Probability (Pc) TrendNot Available

    STARLINK-4538 & STARLINK-34542 Miss Distance (Miss Distance) Trend

    STARLINK-4538 & STARLINK-34542 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-4538Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-34542Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-4538Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-34542Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-4538

    No nearby objects data