Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    1.587309E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-08-29T02:15:37+0800
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    1 Object 1

    AOE ID 52623
    NORAD ID 52623
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 53502
    NORAD ID 53502
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-3986 STARLINK-4435
    Time of Closest Approach 2026-08-28T18:28:52+0000
    Collision Probability (Pc) 1.587309E-6
    Conjunction Distance (km) 2.639 km
    Relative Speed (km/s) 14.582 km/s
    Conjunction Risk Parameters R (Radial): -2.191 | I (In-track): 0.431 | C (Cross-track): -1.404
    Collision Risk Index (CRI) 0.39
    X Position (km) -5999.083 -5996.749
    Position Y (km) -494.254 -495.388
    Position Z (km) -3252.489 -3252.011
    Velocity X (km/s) -2.216 3.478
    Velocity Y (km/s) -5.401 1.429
    Velocity Z (km/s) 4.916 -6.641

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-3986 STARLINK-4435
    Semimajor Axis (a) 6837.879 km 6833.220 km
    Eccentricity (e) 0.000125 0.000139
    Inclination (i) 53.1600° 97.5389°
    RAAN 211.3197° 7.3865°
    Perigee Argument 73.8458° 86.2155°
    Mean Anomaly (M) 286.2682° 273.9248°
    Apogee 460.594 km 456.034 km
    Perigee 458.890 km 454.132 km
    Orbit Epoch 2026-08-28T04:34:45+0000 2026-08-27T08:45:49+0000

    STARLINK-3986 & STARLINK-4435 Collision Probability (Pc) Trend

    STARLINK-3986 & STARLINK-4435 Collision Probability (Pc) TrendNot Available

    STARLINK-3986 & STARLINK-4435 Miss Distance (Miss Distance) Trend

    STARLINK-3986 & STARLINK-4435 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-3986Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-4435Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-3986Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-4435Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-3986

    No nearby objects data