Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.417059E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-28T21:28:10+0800
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    1 Object 1

    AOE ID 54091
    NORAD ID 54091
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 65222
    NORAD ID 65222
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-5221 STARLINK-34999
    Time of Closest Approach 2026-10-30T23:22:18+0000
    Collision Probability (Pc) 1.417059E-6
    Conjunction Distance (km) 2.61 km
    Relative Speed (km/s) 11.646 km/s
    Conjunction Risk Parameters R (Radial): 2.193 | I (In-track): -0.924 | C (Cross-track): -1.069
    Collision Risk Index (CRI) 0.38
    X Position (km) -5620.719 -5621.867
    Position Y (km) 2911.174 2913.361
    Position Z (km) 2579.118 2579.957
    Velocity X (km/s) -4.233 -0.317
    Velocity Y (km/s) -3.377 -5.405
    Velocity Z (km/s) -5.39 5.389

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-5221 STARLINK-34999
    Semimajor Axis (a) 6837.861 km 6840.693 km
    Eccentricity (e) 0.000125 0.000150
    Inclination (i) 53.1591° 53.1596°
    RAAN 4.7229° 149.1600°
    Perigee Argument 86.1504° 86.5013°
    Mean Anomaly (M) 78.2290° 273.6161°
    Apogee 460.581 km 463.581 km
    Perigee 458.867 km 461.531 km
    Orbit Epoch 2026-10-27T22:00:02+0000 2026-10-27T21:47:02+0000

    STARLINK-5221 & STARLINK-34999 Collision Probability (Pc) Trend

    STARLINK-5221 & STARLINK-34999 Collision Probability (Pc) TrendNot Available

    STARLINK-5221 & STARLINK-34999 Miss Distance (Miss Distance) Trend

    STARLINK-5221 & STARLINK-34999 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-5221Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-34999Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-5221Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-34999Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-5221

    No nearby objects data