Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    1.274857E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-03T01:38:18+0800
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    1 Object 1

    AOE ID 48653
    NORAD ID 48653
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 62386
    NORAD ID 62386
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-2720 TOMORROW-S4
    Time of Closest Approach 2026-09-03T08:06:10+0000
    Collision Probability (Pc) 1.274857E-6
    Conjunction Distance (km) 2.729 km
    Relative Speed (km/s) 10.921 km/s
    Conjunction Risk Parameters R (Radial): -2.662 | I (In-track): -0.405 | C (Cross-track): -0.434
    Collision Risk Index (CRI) 0.37
    X Position (km) 5899.284 5901.325
    Position Y (km) 2535.88 2537.402
    Position Z (km) 2375.516 2376.497
    Velocity X (km/s) -3.806 -0.669
    Velocity Y (km/s) 3.674 5.978
    Velocity Z (km/s) 5.504 -4.7

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-2720 TOMORROW-S4
    Semimajor Axis (a) 6848.874 km 6853.961 km
    Eccentricity (e) 0.000125 0.000284
    Inclination (i) 53.1621° 44.9808°
    RAAN 15.0818° 232.3210°
    Perigee Argument 96.4369° 114.8227°
    Mean Anomaly (M) 263.6775° 245.2953°
    Apogee 471.592 km 477.772 km
    Perigee 469.882 km 473.876 km
    Orbit Epoch 2026-09-01T15:16:30+0000 2026-09-02T00:06:32+0000

    STARLINK-2720 & TOMORROW-S4 Collision Probability (Pc) Trend

    STARLINK-2720 & TOMORROW-S4 Collision Probability (Pc) TrendNot Available

    STARLINK-2720 & TOMORROW-S4 Miss Distance (Miss Distance) Trend

    STARLINK-2720 & TOMORROW-S4 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-2720Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    TOMORROW-S4Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-2720Collision Probability Trend

    Object 1 Probability TrendNot Available

    TOMORROW-S4Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-2720

    No nearby objects data