Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    2.734829E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-19T18:11:15+0800
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    1 Object 1

    AOE ID 53803
    NORAD ID 53803
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 66158
    NORAD ID 66158
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-4727 STARLINK-35587
    Time of Closest Approach 2026-10-21T17:31:02+0000
    Collision Probability (Pc) 2.734829E-6
    Conjunction Distance (km) 1.926 km
    Relative Speed (km/s) 11.815 km/s
    Conjunction Risk Parameters R (Radial): 0.393 | I (In-track): 1.187 | C (Cross-track): 1.466
    Collision Risk Index (CRI) 0.44
    X Position (km) 1634.551 1632.632
    Position Y (km) -6269.825 -6269.938
    Position Z (km) -2203.738 -2203.62
    Velocity X (km/s) 5.155 4.199
    Velocity Y (km/s) -0.617 3.054
    Velocity Z (km/s) 5.595 -5.594

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-4727 STARLINK-35587
    Semimajor Axis (a) 6840.852 km 6840.792 km
    Eccentricity (e) 0.000104 0.000090
    Inclination (i) 53.1577° 53.1550°
    RAAN 311.8544° 103.7008°
    Perigee Argument 66.8458° 64.4185°
    Mean Anomaly (M) 293.2654° 295.6910°
    Apogee 463.429 km 463.273 km
    Perigee 462.001 km 462.037 km
    Orbit Epoch 2026-10-19T01:31:38+0000 2026-10-18T18:17:35+0000

    STARLINK-4727 & STARLINK-35587 Collision Probability (Pc) Trend

    STARLINK-4727 & STARLINK-35587 Collision Probability (Pc) TrendNot Available

    STARLINK-4727 & STARLINK-35587 Miss Distance (Miss Distance) Trend

    STARLINK-4727 & STARLINK-35587 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-4727Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-35587Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-4727Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-35587Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-4727

    No nearby objects data