Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    3.529701E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-02T20:33:04+0800
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    1 Object 1

    AOE ID 59221
    NORAD ID 59221
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 64891
    NORAD ID 64891
    Object Type UNKNOWN
    Country
    TBD TBD

    Conjunction Constraints

    Parameter STARLINK-31516 OBJECT R
    Time of Closest Approach 2026-09-02T12:45:09+0000
    Collision Probability (Pc) 3.529701E-6
    Conjunction Distance (km) 1.846 km
    Relative Speed (km/s) 14.671 km/s
    Conjunction Risk Parameters R (Radial): -1.786 | I (In-track): -0.117 | C (Cross-track): 0.447
    Collision Risk Index (CRI) 0.46
    X Position (km) 5359.788 5358.676
    Position Y (km) 3454.587 3453.373
    Position Z (km) -2487.153 -2486.32
    Velocity X (km/s) -0.879 -1.73
    Velocity Y (km/s) 5.275 -2.38
    Velocity Z (km/s) 5.445 -7.042

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-31516 OBJECT R
    Semimajor Axis (a) 6840.862 km 6838.467 km
    Eccentricity (e) 0.000120 0.000349
    Inclination (i) 53.1609° 97.4628°
    RAAN 53.4376° 215.4292°
    Perigee Argument 95.6942° 264.4614°
    Mean Anomaly (M) 264.4197° 95.6231°
    Apogee 463.544 km 462.718 km
    Perigee 461.906 km 457.942 km
    Orbit Epoch 2026-09-01T18:06:39+0000 2026-09-02T05:37:14+0000

    STARLINK-31516 & OBJECT R Collision Probability (Pc) Trend

    STARLINK-31516 & OBJECT R Collision Probability (Pc) TrendNot Available

    STARLINK-31516 & OBJECT R Miss Distance (Miss Distance) Trend

    STARLINK-31516 & OBJECT R Miss Distance (Miss Distance) TrendNot Available

    STARLINK-31516Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    OBJECT RMiss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-31516Collision Probability Trend

    Object 1 Probability TrendNot Available

    OBJECT RCollision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-31516

    No nearby objects data