Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.839053E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-20T09:13:10+0800
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    1 Object 1

    AOE ID 53151
    NORAD ID 53151
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 61781
    NORAD ID 61781
    Object Type UNKNOWN
    Country
    TBD TBD

    Conjunction Constraints

    Parameter STARLINK-4040 OBJECT AY
    Time of Closest Approach 2026-10-21T21:23:02+0000
    Collision Probability (Pc) 1.839053E-6
    Conjunction Distance (km) 2.042 km
    Relative Speed (km/s) 7.915 km/s
    Conjunction Risk Parameters R (Radial): -1.326 | I (In-track): 1.329 | C (Cross-track): 0.802
    Collision Risk Index (CRI) 0.4
    X Position (km) -5052.772 -5052.835
    Position Y (km) 997.936 997.363
    Position Z (km) -4505.741 -4503.782
    Velocity X (km/s) -4.153 -4.611
    Velocity Y (km/s) -5.375 2.218
    Velocity Z (km/s) 3.471 5.655

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-4040 OBJECT AY
    Semimajor Axis (a) 6837.868 km 6832.180 km
    Eccentricity (e) 0.000135 0.001202
    Inclination (i) 53.1587° 97.2782°
    RAAN 222.2684° 160.4258°
    Perigee Argument 89.0055° 213.9027°
    Mean Anomaly (M) 271.1103° 146.1451°
    Apogee 460.657 km 462.259 km
    Perigee 458.805 km 445.827 km
    Orbit Epoch 2026-10-19T05:34:23+0000 2026-10-19T21:08:16+0000

    STARLINK-4040 & OBJECT AY Collision Probability (Pc) Trend

    STARLINK-4040 & OBJECT AY Collision Probability (Pc) TrendNot Available

    STARLINK-4040 & OBJECT AY Miss Distance (Miss Distance) Trend

    STARLINK-4040 & OBJECT AY Miss Distance (Miss Distance) TrendNot Available

    STARLINK-4040Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    OBJECT AYMiss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-4040Collision Probability Trend

    Object 1 Probability TrendNot Available

    OBJECT AYCollision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-4040

    No nearby objects data