Conjunction Event Detail

    Very Low Risk
    Very low collision probability. Continue monitoring.
    9.84334E-7
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-12T16:12:45+0800
    View CDM
    Download CDM 1.0

    1 Object 1

    AOE ID 53537
    NORAD ID 53537
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 65898
    NORAD ID 65898
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-4120 STARLINK-34936
    Time of Closest Approach 2026-09-14T01:40:55+0000
    Collision Probability (Pc) 9.84334E-7
    Conjunction Distance (km) 2.978 km
    Relative Speed (km/s) 8.456 km/s
    Conjunction Risk Parameters R (Radial): 2.295 | I (In-track): -1.573 | C (Cross-track): 1.06
    Collision Risk Index (CRI) 0.35
    X Position (km) 4767.113 4768.239
    Position Y (km) -1210.336 -1212.579
    Position Z (km) 4741.063 4742.665
    Velocity X (km/s) -1.282 4.415
    Velocity Y (km/s) 6.892 5.444
    Velocity Z (km/s) 3.04 -3.039

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-4120 STARLINK-34936
    Semimajor Axis (a) 6837.869 km 6840.821 km
    Eccentricity (e) 0.000105 0.000160
    Inclination (i) 53.1608° 53.1555°
    RAAN 309.8943° 224.9143°
    Perigee Argument 85.0167° 92.5334°
    Mean Anomaly (M) 275.0956° 267.5851°
    Apogee 460.452 km 463.776 km
    Perigee 459.012 km 461.592 km
    Orbit Epoch 2026-09-11T20:18:20+0000 2026-09-11T07:30:29+0000

    STARLINK-4120 & STARLINK-34936 Collision Probability (Pc) Trend

    STARLINK-4120 & STARLINK-34936 Collision Probability (Pc) TrendNot Available

    STARLINK-4120 & STARLINK-34936 Miss Distance (Miss Distance) Trend

    STARLINK-4120 & STARLINK-34936 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-4120Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-34936Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-4120Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-34936Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-4120

    No nearby objects data