Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.450955E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-20T04:11:07+0800
    View CDM
    Download CDM 1.0

    1 Object 1

    AOE ID 55474
    NORAD ID 55474
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 57168
    NORAD ID 57168
    Object Type UNKNOWN
    Country
    TBD TBD

    Conjunction Constraints

    Parameter STARLINK-5689 OBJECT C
    Time of Closest Approach 2026-10-21T23:35:48+0000
    Collision Probability (Pc) 1.450955E-6
    Conjunction Distance (km) 2.741 km
    Relative Speed (km/s) 13.817 km/s
    Conjunction Risk Parameters R (Radial): -2.733 | I (In-track): 0.09 | C (Cross-track): 0.184
    Collision Risk Index (CRI) 0.38
    X Position (km) 5868.489 5866.201
    Position Y (km) 256.773 256.845
    Position Z (km) -3549.909 -3548.401
    Velocity X (km/s) -2.328 3.933
    Velocity Y (km/s) 6.416 -0.989
    Velocity Z (km/s) -3.388 6.453

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-5689 OBJECT C
    Semimajor Axis (a) 6861.219 km 6858.833 km
    Eccentricity (e) 0.000099 0.001142
    Inclination (i) 43.0010° 97.4883°
    RAAN 158.5668° 355.1893°
    Perigee Argument 250.7842° 36.8987°
    Mean Anomaly (M) 109.2903° 323.3036°
    Apogee 483.761 km 488.527 km
    Perigee 482.403 km 472.865 km
    Orbit Epoch 2026-10-19T01:32:58+0000 2026-10-19T05:44:23+0000

    STARLINK-5689 & OBJECT C Collision Probability (Pc) Trend

    STARLINK-5689 & OBJECT C Collision Probability (Pc) TrendNot Available

    STARLINK-5689 & OBJECT C Miss Distance (Miss Distance) Trend

    STARLINK-5689 & OBJECT C Miss Distance (Miss Distance) TrendNot Available

    STARLINK-5689Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    OBJECT CMiss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-5689Collision Probability Trend

    Object 1 Probability TrendNot Available

    OBJECT CCollision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-5689

    No nearby objects data