Conjunction Event Detail

    Very Low Risk
    Very low collision probability. Continue monitoring.
    8.352549E-7
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-08-29T23:14:14+0800
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    1 Object 1

    AOE ID 46384
    NORAD ID 46384
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 62597
    NORAD ID 62597
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-1771 STARLINK-11521
    Time of Closest Approach 2026-08-29T18:21:01+0000
    Collision Probability (Pc) 8.352549E-7
    Conjunction Distance (km) 2.876 km
    Relative Speed (km/s) 5.831 km/s
    Conjunction Risk Parameters R (Radial): 2.213 | I (In-track): 1.701 | C (Cross-track): -0.692
    Collision Risk Index (CRI) 0.33
    X Position (km) -372.935 -371.255
    Position Y (km) -4963.809 -4965.289
    Position Z (km) 4519.227 4521.032
    Velocity X (km/s) 6.467 7.529
    Velocity Y (km/s) 2.547 -1.359
    Velocity Z (km/s) 3.322 -0.874

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-1771 STARLINK-11521
    Semimajor Axis (a) 6732.423 km 6734.715 km
    Eccentricity (e) 0.000496 0.000168
    Inclination (i) 53.0336° 42.9998°
    RAAN 225.1356° 172.8166°
    Perigee Argument 57.3672° 216.7997°
    Mean Anomaly (M) 302.7823° 143.2756°
    Apogee 357.624 km 357.707 km
    Perigee 350.948 km 355.449 km
    Orbit Epoch 2026-08-29T05:53:56+0000 2026-08-28T02:16:00+0000

    STARLINK-1771 & STARLINK-11521 Collision Probability (Pc) Trend

    STARLINK-1771 & STARLINK-11521 Collision Probability (Pc) TrendNot Available

    STARLINK-1771 & STARLINK-11521 Miss Distance (Miss Distance) Trend

    STARLINK-1771 & STARLINK-11521 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-1771Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-11521Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-1771Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-11521Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-1771

    No nearby objects data