Conjunction Event Detail

    High Risk
    High collision probability. Maneuver recommended for primary asset.
    2.557696E-4
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-04T22:18:02+0800
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    1 Object 1

    AOE ID 53715
    NORAD ID 53715
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 65694
    NORAD ID 65694
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-4686 STARLINK-35204
    Time of Closest Approach 2026-09-06T23:45:52+0000
    Collision Probability (Pc) 2.557696E-4
    Conjunction Distance (km) 0.373 km
    Relative Speed (km/s) 7.315 km/s
    Conjunction Risk Parameters R (Radial): -0.35 | I (In-track): 0.111 | C (Cross-track): -0.06
    Collision Risk Index (CRI) 0.83
    X Position (km) -324.316 -324.426
    Position Y (km) 4668.25 4668.002
    Position Z (km) -4997.358 -4997.103
    Velocity X (km/s) -6.859 -6.49
    Velocity Y (km/s) 2.199 -3.126
    Velocity Z (km/s) 2.501 -2.501

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-4686 STARLINK-35204
    Semimajor Axis (a) 6840.880 km 6840.836 km
    Eccentricity (e) 0.000114 0.000118
    Inclination (i) 53.1624° 53.1580°
    RAAN 160.5034° 237.7401°
    Perigee Argument 88.5746° 86.7852°
    Mean Anomaly (M) 271.5387° 273.3286°
    Apogee 463.521 km 463.510 km
    Perigee 461.965 km 461.888 km
    Orbit Epoch 2026-09-04T03:16:01+0000 2026-09-03T08:43:17+0000

    STARLINK-4686 & STARLINK-35204 Collision Probability (Pc) Trend

    STARLINK-4686 & STARLINK-35204 Collision Probability (Pc) TrendNot Available

    STARLINK-4686 & STARLINK-35204 Miss Distance (Miss Distance) Trend

    STARLINK-4686 & STARLINK-35204 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-4686Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-35204Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-4686Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-35204Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-4686

    No nearby objects data