Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.40022E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-20T03:07:18+0800
    View CDM
    Download CDM 1.0

    1 Object 1

    AOE ID 53588
    NORAD ID 53588
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 64211
    NORAD ID 64211
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-4691 STARLINK-34258
    Time of Closest Approach 2026-10-21T19:09:42+0000
    Collision Probability (Pc) 1.40022E-6
    Conjunction Distance (km) 2.572 km
    Relative Speed (km/s) 10.955 km/s
    Conjunction Risk Parameters R (Radial): 2.504 | I (In-track): -0.407 | C (Cross-track): -0.42
    Collision Risk Index (CRI) 0.38
    X Position (km) -148.731 -148.201
    Position Y (km) 5875.46 5877.628
    Position Z (km) 3486.219 3487.496
    Velocity X (km/s) -5.395 -5.253
    Velocity Y (km/s) 2.666 -2.935
    Velocity Z (km/s) -4.708 4.706

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-4691 STARLINK-34258
    Semimajor Axis (a) 6837.885 km 6840.869 km
    Eccentricity (e) 0.000125 0.000187
    Inclination (i) 53.1583° 53.1548°
    RAAN 310.4739° 77.5579°
    Perigee Argument 88.3434° 82.2534°
    Mean Anomaly (M) 271.7711° 277.8681°
    Apogee 460.601 km 464.012 km
    Perigee 458.895 km 461.452 km
    Orbit Epoch 2026-10-19T02:30:06+0000 2026-10-19T02:53:54+0000

    STARLINK-4691 & STARLINK-34258 Collision Probability (Pc) Trend

    STARLINK-4691 & STARLINK-34258 Collision Probability (Pc) TrendNot Available

    STARLINK-4691 & STARLINK-34258 Miss Distance (Miss Distance) Trend

    STARLINK-4691 & STARLINK-34258 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-4691Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-34258Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-4691Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-34258Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-4691

    No nearby objects data