Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    1.95143E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-12T01:00:35+0800
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    1 Object 1

    AOE ID 53221
    NORAD ID 53221
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 69141
    NORAD ID 69141
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-4377 STARLINK-37654
    Time of Closest Approach 2026-09-14T01:26:30+0000
    Collision Probability (Pc) 1.95143E-6
    Conjunction Distance (km) 2.336 km
    Relative Speed (km/s) 14.21 km/s
    Conjunction Risk Parameters R (Radial): -0.191 | I (In-track): -0.848 | C (Cross-track): 2.168
    Collision Risk Index (CRI) 0.41
    X Position (km) -906.387 -908.522
    Position Y (km) 2231.776 2230.846
    Position Z (km) -6414.444 -6414.262
    Velocity X (km/s) 5.049 0.037
    Velocity Y (km/s) -5.127 7.195
    Velocity Z (km/s) -2.498 2.499

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-4377 STARLINK-37654
    Semimajor Axis (a) 6843.705 km 6843.679 km
    Eccentricity (e) 0.000126 0.000180
    Inclination (i) 97.2838° 97.2837°
    RAAN 309.1426° 88.7854°
    Perigee Argument 95.8957° 87.7600°
    Mean Anomaly (M) 264.2429° 272.3850°
    Apogee 466.429 km 466.778 km
    Perigee 464.707 km 464.306 km
    Orbit Epoch 2026-09-11T03:26:33+0000 2026-09-10T13:10:59+0000

    STARLINK-4377 & STARLINK-37654 Collision Probability (Pc) Trend

    STARLINK-4377 & STARLINK-37654 Collision Probability (Pc) TrendNot Available

    STARLINK-4377 & STARLINK-37654 Miss Distance (Miss Distance) Trend

    STARLINK-4377 & STARLINK-37654 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-4377Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-37654Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-4377Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-37654Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-4377

    No nearby objects data