Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    1.648024E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-04T18:59:04+0800
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    1 Object 1

    AOE ID 51866
    NORAD ID 51866
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 68916
    NORAD ID 68916
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-3553 STARLINK-37507
    Time of Closest Approach 2026-09-05T09:18:16+0000
    Collision Probability (Pc) 1.648024E-6
    Conjunction Distance (km) 2.586 km
    Relative Speed (km/s) 14.689 km/s
    Conjunction Risk Parameters R (Radial): -2.585 | I (In-track): 0.013 | C (Cross-track): 0.057
    Collision Risk Index (CRI) 0.39
    X Position (km) -1085.037 -1085.502
    Position Y (km) -6418.175 -6420.595
    Position Z (km) -2122.839 -2123.622
    Velocity X (km/s) 4.438 -0.613
    Velocity Y (km/s) -2.608 2.474
    Velocity Z (km/s) 5.633 -7.19

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-3553 STARLINK-37507
    Semimajor Axis (a) 6843.386 km 6843.646 km
    Eccentricity (e) 0.000120 0.000193
    Inclination (i) 53.1602° 97.2865°
    RAAN 280.6245° 80.9588°
    Perigee Argument 89.7240° 88.6371°
    Mean Anomaly (M) 270.3899° 271.5092°
    Apogee 466.067 km 466.828 km
    Perigee 464.431 km 464.190 km
    Orbit Epoch 2026-09-04T02:07:16+0000 2026-09-03T12:35:35+0000

    STARLINK-3553 & STARLINK-37507 Collision Probability (Pc) Trend

    STARLINK-3553 & STARLINK-37507 Collision Probability (Pc) TrendNot Available

    STARLINK-3553 & STARLINK-37507 Miss Distance (Miss Distance) Trend

    STARLINK-3553 & STARLINK-37507 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-3553Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-37507Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-3553Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-37507Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-3553

    No nearby objects data